Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/WstValueTable.java @ 676:c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
flys-artifacts/trunk@2100 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Fri, 10 Jun 2011 12:38:08 +0000 |
parents | 913b52064449 |
children | a95f34f1f39a |
rev | line source |
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1 package de.intevation.flys.artifacts.model; |
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2 |
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3 import java.io.Serializable; |
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4 |
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5 import de.intevation.flys.artifacts.math.Linear; |
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6 import de.intevation.flys.artifacts.math.Function; |
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8 import java.util.Arrays; |
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9 import java.util.ArrayList; |
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10 import java.util.List; |
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11 import java.util.Collections; |
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12 |
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13 import org.apache.log4j.Logger; |
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14 |
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15 import org.apache.commons.math.analysis.interpolation.SplineInterpolator; |
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16 |
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17 import org.apache.commons.math.analysis.polynomials.PolynomialSplineFunction; |
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18 |
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19 import org.apache.commons.math.ArgumentOutsideDomainException; |
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20 |
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21 public class WstValueTable |
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22 implements Serializable |
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23 { |
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24 private static Logger log = Logger.getLogger(WstValueTable.class); |
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25 |
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26 public static final int DEFAULT_Q_STEPS = 500; |
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27 |
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28 public static final class Column |
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29 implements Serializable |
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30 { |
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31 protected String name; |
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32 |
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33 protected QRangeTree qRangeTree; |
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34 |
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35 public Column() { |
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36 } |
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37 |
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38 public Column(String name) { |
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39 this.name = name; |
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40 } |
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41 |
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42 public String getName() { |
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43 return name; |
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44 } |
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45 |
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46 public void setName(String name) { |
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47 this.name = name; |
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48 } |
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49 |
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50 public QRangeTree getQRangeTree() { |
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51 return qRangeTree; |
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52 } |
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53 |
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54 public void setQRangeTree(QRangeTree qRangeTree) { |
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55 this.qRangeTree = qRangeTree; |
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56 } |
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57 } // class Column |
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58 |
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59 public static final class QPosition { |
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60 |
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61 protected int index; |
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62 protected double weight; |
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63 |
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64 public QPosition() { |
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65 } |
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66 |
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67 public QPosition(int index, double weight) { |
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68 this.index = index; |
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69 this.weight = weight; |
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70 } |
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71 |
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72 public QPosition set(int index, double weight) { |
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73 this.index = index; |
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74 this.weight = weight; |
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75 return this; |
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76 } |
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77 |
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78 } // class Position |
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80 public static final class Row |
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81 implements Serializable, Comparable<Row> |
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82 { |
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83 double km; |
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84 double [] ws; |
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85 |
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86 public Row() { |
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87 } |
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88 |
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89 public Row(double km) { |
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90 this.km = km; |
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91 } |
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92 |
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93 public Row(double km, double [] ws) { |
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94 this(km); |
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95 this.ws = ws; |
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96 } |
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97 |
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98 public int compareTo(Row other) { |
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99 double d = km - other.km; |
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100 if (d < -0.0001) return -1; |
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101 if (d > 0.0001) return +1; |
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102 return 0; |
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103 } |
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104 |
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105 public void interpolateW( |
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106 Row other, |
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107 double km, |
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108 double [] iqs, |
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109 double [] ows, |
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110 WstValueTable table, |
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111 Calculation errors |
633
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112 ) { |
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113 double kmWeight = Linear.factor(km, this.km, other.km); |
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114 |
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115 QPosition qPosition = new QPosition(); |
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116 |
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117 for (int i = 0; i < iqs.length; ++i) { |
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118 if (table.getQPosition(km, iqs[i], qPosition) != null) { |
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119 double wt = getW(qPosition); |
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120 double wo = other.getW(qPosition); |
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121 if (Double.isNaN(wt) || Double.isNaN(wo)) { |
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122 if (errors != null) { |
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123 // TODO: I18N |
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124 errors.addProblem( |
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125 km, "cannot find w for q = " + iqs[i]); |
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126 } |
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127 ows[i] = Double.NaN; |
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128 } |
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129 else { |
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130 ows[i] = Linear.weight(kmWeight, wt, wo); |
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131 } |
633
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132 } |
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133 else { |
676
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134 if (errors != null) { |
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135 // TODO: I18N |
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136 errors.addProblem(km, "cannot find q = " + iqs[i]); |
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137 } |
633
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138 ows[i] = Double.NaN; |
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139 } |
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140 } |
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141 } |
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142 |
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143 public double [][] interpolateWQ( |
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144 Row other, |
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145 double km, |
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146 int steps, |
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147 WstValueTable table |
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148 ) { |
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149 int W = Math.min(ws.length, other.ws.length); |
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150 |
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151 if (W < 1) { |
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152 return new double[2][0]; |
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153 } |
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154 |
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155 double factor = Linear.factor(km, this.km, other.km); |
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156 |
395
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157 double [] splineQ = new double[W]; |
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158 double [] splineW = new double[W]; |
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159 |
395
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160 double minQ = Double.MAX_VALUE; |
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161 double maxQ = -Double.MAX_VALUE; |
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162 |
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163 for (int i = 0; i < W; ++i) { |
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164 double wws = Linear.weight(factor, ws[i], other.ws[i]); |
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165 double wqs = Linear.weight( |
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166 factor, |
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167 table.getQIndex(i, km), |
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168 table.getQIndex(i, other.km)); |
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169 |
395
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170 splineW[i] = wws; |
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171 splineQ[i] = wqs; |
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172 if (wqs < minQ) minQ = wqs; |
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173 if (wqs > maxQ) maxQ = wqs; |
339
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174 } |
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175 |
395
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176 double stepWidth = (maxQ - minQ)/steps; |
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177 |
339
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178 SplineInterpolator interpolator = new SplineInterpolator(); |
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179 PolynomialSplineFunction spline = |
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180 interpolator.interpolate(splineQ, splineW); |
339
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181 |
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182 double [] outWs = new double[steps]; |
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183 double [] outQs = new double[steps]; |
339
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184 |
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185 try { |
395
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186 double q = minQ; |
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187 for (int i = 0; i < outWs.length; ++i, q += stepWidth) { |
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188 outWs[i] = spline.value(outQs[i] = q); |
339
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189 } |
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190 } |
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191 catch (ArgumentOutsideDomainException aode) { |
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192 log.error("Spline interpolation failed.", aode); |
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193 } |
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194 |
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195 return new double [][] { outWs, outQs }; |
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196 } |
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197 |
633
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198 public double [][] interpolateWQ(int steps, WstValueTable table) { |
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199 |
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200 int W = ws.length; |
339
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201 |
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202 if (W < 1) { |
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203 return new double[2][0]; |
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204 } |
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205 |
395
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206 double [] splineQ = new double[W]; |
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207 |
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208 double minQ = Double.MAX_VALUE; |
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209 double maxQ = -Double.MAX_VALUE; |
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210 |
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211 QPosition qPosition = new QPosition(); |
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212 |
339
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213 for (int i = 0; i < W; ++i) { |
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214 splineQ[i] = table.getQIndex(i, km); |
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215 if (splineQ[i] < minQ) minQ = splineQ[i]; |
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216 if (splineQ[i] > maxQ) maxQ = splineQ[i]; |
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217 } |
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218 |
395
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219 double stepWidth = (maxQ - minQ)/steps; |
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220 |
339
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221 SplineInterpolator interpolator = new SplineInterpolator(); |
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222 |
395
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223 PolynomialSplineFunction spline = |
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224 interpolator.interpolate(splineQ, ws); |
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225 |
395
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226 double [] outWs = new double[steps]; |
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227 double [] outQs = new double[steps]; |
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228 |
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229 try { |
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230 double q = minQ; |
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231 for (int i = 0; i < outWs.length; ++i, q += stepWidth) { |
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232 outWs[i] = spline.value(outQs[i] = q); |
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233 } |
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234 } |
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235 catch (ArgumentOutsideDomainException aode) { |
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236 log.error("Spline interpolation failed.", aode); |
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237 } |
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238 |
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239 return new double [][] { outWs, outQs }; |
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240 } |
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241 |
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242 |
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243 public double getW(QPosition qPosition) { |
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244 int index = qPosition.index; |
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245 double weight = qPosition.weight; |
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246 |
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247 return weight == 1.0 |
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248 ? ws[index] |
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249 : Linear.weight(weight, ws[index-1], ws[index]); |
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250 } |
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251 |
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252 public double getW( |
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253 Row other, |
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254 double km, |
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255 QPosition qPosition |
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256 ) { |
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257 double kmWeight = Linear.factor(km, this.km, other.km); |
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258 |
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259 int index = qPosition.index; |
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260 double weight = qPosition.weight; |
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261 |
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262 double tw, ow; |
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263 |
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264 if (weight == 1.0) { |
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265 tw = ws[index]; |
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266 ow = other.ws[index]; |
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267 } |
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268 else { |
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269 tw = Linear.weight(weight, ws[index-1], ws[index]); |
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270 ow = Linear.weight(weight, other.ws[index-1], other.ws[index]); |
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271 } |
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272 |
655
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273 return Linear.weight(kmWeight, tw, ow); |
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274 } |
633
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275 } // class Row |
326
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276 |
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277 protected List<Row> rows; |
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278 |
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279 protected Column [] columns; |
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280 |
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281 public WstValueTable() { |
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282 rows = new ArrayList<Row>(); |
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283 } |
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284 |
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285 public WstValueTable(Column [] columns) { |
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286 this(); |
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287 this.columns = columns; |
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288 } |
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289 |
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290 public WstValueTable(Column [] columns, List<Row> rows) { |
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291 this.columns = columns; |
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292 this.rows = rows; |
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293 } |
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294 |
458
523a256451cd
Use unsharp km lookup (epsilon = 0.0001).
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295 public void sortRows() { |
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296 Collections.sort(rows); |
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297 } |
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298 |
380
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299 public double [] interpolateW(double km, double [] qs, double [] ws) { |
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Added error reporting to 'Dauerzahlen' calculation.
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300 return interpolateW(km, qs, ws, null); |
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301 } |
335
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Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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302 |
676
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303 public double [] interpolateW( |
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304 double km, |
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305 double [] qs, |
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306 double [] ws, |
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307 Calculation errors |
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308 ) { |
335
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309 int rowIndex = Collections.binarySearch(rows, new Row(km)); |
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Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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|
310 |
633
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WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
311 QPosition qPosition = new QPosition(); |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
312 |
335
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Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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changeset
|
313 if (rowIndex >= 0) { // direct row match |
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Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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changeset
|
314 Row row = rows.get(rowIndex); |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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changeset
|
315 for (int i = 0; i < qs.length; ++i) { |
676
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
316 if (getQPosition(km, qs[i], qPosition) == null) { |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
655
diff
changeset
|
317 if (errors != null) { |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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|
318 // TODO: I18N |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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changeset
|
319 errors.addProblem(km, "cannot find q = " + qs[i]); |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
320 } |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
321 ws[i] = Double.NaN; |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
322 } |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
323 else { |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
324 if (Double.isNaN(ws[i] = row.getW(qPosition)) |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
325 && errors != null) { |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
326 // TODO: I18N |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
327 errors.addProblem( |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
328 km, "cannot find w for q = " + qs[i]); |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
329 } |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
330 } |
335
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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diff
changeset
|
331 } |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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diff
changeset
|
332 } |
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Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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|
333 else { // needs bilinear interpolation |
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parents:
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diff
changeset
|
334 rowIndex = -rowIndex -1; |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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diff
changeset
|
335 |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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diff
changeset
|
336 if (rowIndex < 1 || rowIndex >= rows.size()) { |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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|
337 // do not extrapolate |
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parents:
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|
338 Arrays.fill(ws, Double.NaN); |
676
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
339 if (errors != null) { |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
340 errors.addProblem(km, "km not found"); |
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
341 } |
335
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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diff
changeset
|
342 } |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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diff
changeset
|
343 else { |
633
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
632
diff
changeset
|
344 Row r1 = rows.get(rowIndex-1); |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
345 Row r2 = rows.get(rowIndex); |
676
c501f27c1f71
Added error reporting to 'Dauerzahlen' calculation.
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parents:
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diff
changeset
|
346 r1.interpolateW(r2, km, qs, ws, this, errors); |
335
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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diff
changeset
|
347 } |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
327
diff
changeset
|
348 } |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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diff
changeset
|
349 |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
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diff
changeset
|
350 return ws; |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
327
diff
changeset
|
351 } |
64cfbd631f29
Implemented the "Wasserstand/Wasserspiegellagen" calculation.
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parents:
327
diff
changeset
|
352 |
339
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
353 public double [][] interpolateWQ(double km) { |
395
aae8f327425e
'berechnete Abflusskurve': generate ws from qs
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parents:
380
diff
changeset
|
354 return interpolateWQ(km, DEFAULT_Q_STEPS); |
339
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
355 } |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
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parents:
335
diff
changeset
|
356 |
395
aae8f327425e
'berechnete Abflusskurve': generate ws from qs
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parents:
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diff
changeset
|
357 public double [][] interpolateWQ(double km, int steps) { |
aae8f327425e
'berechnete Abflusskurve': generate ws from qs
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parents:
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diff
changeset
|
358 |
339
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
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parents:
335
diff
changeset
|
359 int rowIndex = Collections.binarySearch(rows, new Row(km)); |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
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parents:
335
diff
changeset
|
360 |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
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parents:
335
diff
changeset
|
361 if (rowIndex >= 0) { // direct row match |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
362 Row row = rows.get(rowIndex); |
633
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
363 return row.interpolateWQ(steps, this); |
339
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
364 } |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
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parents:
335
diff
changeset
|
365 |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
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parents:
335
diff
changeset
|
366 rowIndex = -rowIndex -1; |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
367 |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
368 if (rowIndex < 1 || rowIndex >= rows.size()) { |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
369 // do not extrapolate |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
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parents:
335
diff
changeset
|
370 return new double[2][0]; |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
371 } |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
372 |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
373 Row r1 = rows.get(rowIndex-1); |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
374 Row r2 = rows.get(rowIndex); |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
375 |
633
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
376 return r1.interpolateWQ(r2, km, steps, this); |
339
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
377 } |
4509ba8fae68
Implementation of "Abflusskurve/Abflusstafel" calculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
335
diff
changeset
|
378 |
655
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
379 public boolean interpolate( |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
380 double km, |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
381 double [] out, |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
382 QPosition qPosition, |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
383 Function qFunction |
649
44175d4720f8
Fix crashes in back jump correction.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
645
diff
changeset
|
384 ) { |
427
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
426
diff
changeset
|
385 int R1 = rows.size()-1; |
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
426
diff
changeset
|
386 |
655
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
387 out[1] = qFunction.value(getQ(qPosition, km)); |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
388 |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
389 if (Double.isNaN(out[1])) { |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
390 return false; |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
391 } |
633
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
392 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
393 QPosition nPosition = new QPosition(); |
655
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
394 if (getQPosition(km, out[1], nPosition) == null) { |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
395 return false; |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
396 } |
427
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
426
diff
changeset
|
397 |
655
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
398 int rowIndex = Collections.binarySearch(rows, new Row(km)); |
427
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
426
diff
changeset
|
399 |
655
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
400 if (rowIndex >= 0) { |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
401 // direct row match |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
402 out[0] = rows.get(rowIndex).getW(nPosition); |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
403 return !Double.isNaN(out[0]); |
427
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
426
diff
changeset
|
404 } |
655
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
405 |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
406 rowIndex = -rowIndex -1; |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
407 |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
408 if (rowIndex < 1 || rowIndex >= R1) { |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
409 // do not extrapolate |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
410 return false; |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
411 } |
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
412 |
913b52064449
Refactored version of "Berechnung 4"
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diff
changeset
|
413 Row r1 = rows.get(rowIndex-1); |
913b52064449
Refactored version of "Berechnung 4"
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parents:
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diff
changeset
|
414 Row r2 = rows.get(rowIndex); |
913b52064449
Refactored version of "Berechnung 4"
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parents:
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diff
changeset
|
415 out[0] = r1.getW(r2, km, nPosition); |
913b52064449
Refactored version of "Berechnung 4"
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parents:
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diff
changeset
|
416 |
913b52064449
Refactored version of "Berechnung 4"
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diff
changeset
|
417 return !Double.isNaN(out[0]); |
427
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
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parents:
426
diff
changeset
|
418 } |
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
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parents:
426
diff
changeset
|
419 |
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
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parents:
426
diff
changeset
|
420 public QPosition interpolate( |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
421 double q, |
645
433f67a076aa
Use an explicit reference km for interpolation now.
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parents:
633
diff
changeset
|
422 double referenceKm, |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
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|
423 double [] kms, |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
424 double [] ws, |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
425 double [] qs |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
426 ) { |
649
44175d4720f8
Fix crashes in back jump correction.
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parents:
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diff
changeset
|
427 return interpolate(q, referenceKm, kms, ws, qs, 0, kms.length); |
44175d4720f8
Fix crashes in back jump correction.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
645
diff
changeset
|
428 } |
44175d4720f8
Fix crashes in back jump correction.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
645
diff
changeset
|
429 |
44175d4720f8
Fix crashes in back jump correction.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
645
diff
changeset
|
430 public QPosition interpolate( |
44175d4720f8
Fix crashes in back jump correction.
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parents:
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diff
changeset
|
431 double q, |
44175d4720f8
Fix crashes in back jump correction.
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parents:
645
diff
changeset
|
432 double referenceKm, |
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Fix crashes in back jump correction.
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parents:
645
diff
changeset
|
433 double [] kms, |
44175d4720f8
Fix crashes in back jump correction.
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diff
changeset
|
434 double [] ws, |
44175d4720f8
Fix crashes in back jump correction.
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parents:
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diff
changeset
|
435 double [] qs, |
44175d4720f8
Fix crashes in back jump correction.
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parents:
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diff
changeset
|
436 int startIndex, |
44175d4720f8
Fix crashes in back jump correction.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
645
diff
changeset
|
437 int length |
44175d4720f8
Fix crashes in back jump correction.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
645
diff
changeset
|
438 ) { |
645
433f67a076aa
Use an explicit reference km for interpolation now.
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parents:
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diff
changeset
|
439 QPosition qPosition = getQPosition(referenceKm, q); |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
440 |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
395
diff
changeset
|
441 if (qPosition == null) { |
633
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
442 // we cannot locate q at km |
427
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
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parents:
426
diff
changeset
|
443 return null; |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
444 } |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
445 |
645
433f67a076aa
Use an explicit reference km for interpolation now.
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diff
changeset
|
446 Row kmKey = new Row(); |
433f67a076aa
Use an explicit reference km for interpolation now.
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|
447 |
433f67a076aa
Use an explicit reference km for interpolation now.
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parents:
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diff
changeset
|
448 int R1 = rows.size()-1; |
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Use an explicit reference km for interpolation now.
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diff
changeset
|
449 |
649
44175d4720f8
Fix crashes in back jump correction.
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parents:
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diff
changeset
|
450 for (int i = startIndex, end = startIndex+length; i < end; ++i) { |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
451 kmKey.km = kms[i]; |
458
523a256451cd
Use unsharp km lookup (epsilon = 0.0001).
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
443
diff
changeset
|
452 |
645
433f67a076aa
Use an explicit reference km for interpolation now.
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changeset
|
453 int rowIndex = Collections.binarySearch(rows, kmKey); |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
395
diff
changeset
|
454 |
633
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
455 qs[i] = getQ(qPosition, kms[i]); |
d08f77e7f7e8
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parents:
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diff
changeset
|
456 |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
457 if (rowIndex >= 0) { |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
458 // direct row match |
633
d08f77e7f7e8
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parents:
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diff
changeset
|
459 ws[i] = rows.get(rowIndex).getW(qPosition); |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
460 continue; |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
461 } |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
462 |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
463 rowIndex = -rowIndex -1; |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
464 |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
465 if (rowIndex < 1 || rowIndex >= R1) { |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
466 // do not extrapolate |
633
d08f77e7f7e8
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parents:
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diff
changeset
|
467 ws[i] = Double.NaN; |
426
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Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
468 continue; |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
469 } |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
470 Row r1 = rows.get(rowIndex-1); |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
471 Row r2 = rows.get(rowIndex); |
633
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
472 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
473 ws[i] = r1.getW(r2, kms[i], qPosition); |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
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parents:
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diff
changeset
|
474 } |
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
395
diff
changeset
|
475 |
427
909196be11a0
First step to calculate "W fuer ungleichwertige Abfluesse" correctly. flys/issue55
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
426
diff
changeset
|
476 return qPosition; |
426
c6b7ca0febcb
Fix step to fix issue69: Do the right calculation
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
395
diff
changeset
|
477 } |
633
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
478 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
479 public QPosition getQPosition(double km, double q) { |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
480 return getQPosition(km, q, new QPosition()); |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
481 } |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
482 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
632
diff
changeset
|
483 public QPosition getQPosition(double km, double q, QPosition qPosition) { |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
484 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
485 if (columns.length == 0) { |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
632
diff
changeset
|
486 return null; |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
487 } |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
488 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
489 double qLast = columns[0].getQRangeTree().findQ(km); |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
490 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
491 if (Math.abs(qLast - q) < 0.00001) { |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
632
diff
changeset
|
492 return qPosition.set(0, 1d); |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
493 } |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
494 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
495 for (int i = 1; i < columns.length; ++i) { |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
632
diff
changeset
|
496 double qCurrent = columns[i].getQRangeTree().findQ(km); |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
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diff
changeset
|
497 if (Math.abs(qCurrent - q) < 0.00001) { |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
632
diff
changeset
|
498 return qPosition.set(i, 1d); |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
499 } |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
500 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
501 double qMin, qMax; |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
632
diff
changeset
|
502 if (qLast < qCurrent) { qMin = qLast; qMax = qCurrent; } |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
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parents:
632
diff
changeset
|
503 else { qMin = qCurrent; qMax = qLast; } |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
504 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
505 if (q > qMin && q < qMax) { |
655
913b52064449
Refactored version of "Berechnung 4"
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
649
diff
changeset
|
506 double weight = Linear.factor(q, qLast, qCurrent); |
633
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
507 return qPosition.set(i, weight); |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
508 } |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
509 qLast = qCurrent; |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
510 } |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
511 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
512 return null; |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
513 } |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
514 |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
515 public double getQIndex(int index, double km) { |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
changeset
|
516 return columns[index].getQRangeTree().findQ(km); |
d08f77e7f7e8
WST value table: Qs are now stored in ranges for each column.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
632
diff
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517 } |
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518 |
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519 public double getQ(QPosition qPosition, double km) { |
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520 int index = qPosition.index; |
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521 double weight = qPosition.weight; |
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522 |
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523 if (weight == 1d) { |
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524 return columns[index].getQRangeTree().findQ(km); |
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525 } |
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526 double q1 = columns[index-1].getQRangeTree().findQ(km); |
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527 double q2 = columns[index ].getQRangeTree().findQ(km); |
655
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Refactored version of "Berechnung 4"
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528 return Linear.weight(weight, q1, q2); |
633
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529 } |
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530 |
326
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Fetches w/q value tables from the backend.
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531 } |
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532 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |