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annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/fixings/FixAnalysisCalculation.java @ 3603:d2ae58f6730d

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FixA: Use the column cache to establish a consistent index scheme. flys-artifacts/trunk@5229 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 22 Aug 2012 10:51:29 +0000
parents e111902834d3
children 2382b26079ac
rev   line source
3411
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
1 package de.intevation.flys.artifacts.model.fixings;
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2
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3 import de.intevation.flys.artifacts.access.FixAnalysisAccess;
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4
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5 import de.intevation.flys.artifacts.math.fitting.Function;
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6
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7 import de.intevation.flys.artifacts.model.CalculationResult;
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8 import de.intevation.flys.artifacts.model.DateRange;
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9
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10 import de.intevation.flys.artifacts.model.FixingsOverview.AndFilter;
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11 import de.intevation.flys.artifacts.model.FixingsOverview.DateRangeFilter;
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12
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13 import de.intevation.flys.artifacts.model.FixingsOverview.Fixing.Filter;
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14
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15 import de.intevation.flys.artifacts.model.FixingsOverview.Fixing;
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16 import de.intevation.flys.artifacts.model.FixingsOverview.IdsFilter;
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17 import de.intevation.flys.artifacts.model.FixingsOverview.KmFilter;
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18 import de.intevation.flys.artifacts.model.FixingsOverview.SectorFilter;
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19
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20 import de.intevation.flys.artifacts.model.FixingsOverview;
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21 import de.intevation.flys.artifacts.model.Parameters;
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22 import de.intevation.flys.artifacts.model.Range;
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23
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24 import de.intevation.flys.utils.DateAverager;
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25 import de.intevation.flys.utils.KMIndex;
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26
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27 import java.util.ArrayList;
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28 import java.util.Date;
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29 import java.util.List;
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30
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31 import org.apache.commons.math.stat.descriptive.moment.StandardDeviation;
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32
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33 import org.apache.log4j.Logger;
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34
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35 public class FixAnalysisCalculation
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36 extends FixCalculation
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37 {
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38 private static Logger log = Logger.getLogger(FixAnalysisCalculation.class);
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39
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40 protected DateRange referencePeriod;
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41 protected DateRange [] analysisPeriods;
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42
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43 public FixAnalysisCalculation() {
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44 }
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45
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46 public FixAnalysisCalculation(FixAnalysisAccess access) {
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47 super(access);
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48
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49 DateRange referencePeriod = access.getReferencePeriod();
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50 DateRange [] analysisPeriods = access.getAnalysisPeriods();
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51
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52 if (referencePeriod == null) {
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53 addProblem("fix.missing.reference.period");
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54 }
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55
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56 if (analysisPeriods == null || analysisPeriods.length < 1) {
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57 addProblem("fix.missing.analysis.periods");
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58 }
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59
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60 if (!hasProblems()) {
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61 this.referencePeriod = referencePeriod;
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62 this.analysisPeriods = analysisPeriods;
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63 }
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64 }
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65
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66 @Override
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67 public CalculationResult innerCalculate(
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68 FixingsOverview overview,
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69 Function func
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70 ) {
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71 ColumnCache cc = new ColumnCache();
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72
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73 FitResult fitResult = doFitting(overview, cc, func);
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74
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75 if (fitResult == null) {
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76 return new CalculationResult(this);
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77 }
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78
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79 KMIndex<AnalysisPeriod []> analysisPeriods =
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80 calculateAnalysisPeriods(
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81 func,
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82 fitResult.getParameters(),
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83 overview,
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84 cc);
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85
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86 analysisPeriods.sort();
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87
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88 FixAnalysisResult far = new FixAnalysisResult(
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89 fitResult.getParameters(),
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90 fitResult.getReferenced(),
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91 fitResult.getOutliers(),
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92 analysisPeriods);
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93
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94 return new CalculationResult(far, this);
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95 }
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96
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97 @Override
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98 protected Filter createFilter() {
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99 Filter ids = super.createFilter();
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100 DateRangeFilter rdf = new DateRangeFilter(
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101 referencePeriod.getFrom(),
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102 referencePeriod.getTo());
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103 return new AndFilter().add(rdf).add(ids);
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104 }
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105
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106 protected KMIndex<AnalysisPeriod []> calculateAnalysisPeriods(
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107 Function function,
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108 Parameters parameters,
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109 FixingsOverview overview,
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110 ColumnCache cc
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111 ) {
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112 Range range = new Range(from, to);
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113
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114 int kmIndex = parameters.columnIndex("km");
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115 int maxQIndex = parameters.columnIndex("max_q");
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116
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117 double [] wq = new double[2];
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118
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119 int [] parameterIndices =
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120 parameters.columnIndices(function.getParameterNames());
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121
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122 double [] parameterValues = new double[parameterIndices.length];
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123
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
124 DateAverager dateAverager = new DateAverager();
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125
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
126 KMIndex<AnalysisPeriod []> results =
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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127 new KMIndex<AnalysisPeriod []>(parameters.size());
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128
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
129 IdsFilter idsFilter = new IdsFilter(events);
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130
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131 for (int row = 0, R = parameters.size(); row < R; ++row) {
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132 double km = parameters.get(row, kmIndex);
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133 parameters.get(row, parameterIndices, parameterValues);
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134
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135 // This is the paraterized function for a given km.
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diff changeset
136 de.intevation.flys.artifacts.math.Function instance =
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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137 function.instantiate(parameterValues);
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138
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139 KmFilter kmFilter = new KmFilter(km);
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140
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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141 ArrayList<AnalysisPeriod> periodResults =
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142 new ArrayList<AnalysisPeriod>(analysisPeriods.length);
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143
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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144 for (DateRange analysisPeriod: analysisPeriods) {
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145 DateRangeFilter drf = new DateRangeFilter(
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146 analysisPeriod.getFrom(),
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diff changeset
147 analysisPeriod.getTo());
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148
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diff changeset
149 QWD [] qSectorAverages = new QWD[4];
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150 double [] qSectorStdDevs = new double[4];
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151
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
152 ArrayList<QWD> allQWDs = new ArrayList<QWD>();
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153
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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154 // for all Q sectors.
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155 for (int qSector = qSectorStart; qSector < qSectorEnd; ++qSector) {
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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156
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
157 Filter filter = new AndFilter()
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158 .add(kmFilter)
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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159 .add(new SectorFilter(qSector))
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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160 .add(drf)
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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161 .add(idsFilter);
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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162
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
163 List<Fixing.Column> metas = overview.filter(range, filter);
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164
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
165 if (metas.isEmpty()) {
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166 // No fixings for km and analysis period
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diff changeset
167 continue;
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diff changeset
168 }
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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169
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
170 double sumQ = 0.0;
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171 double sumW = 0.0;
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172
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
173 StandardDeviation stdDev = new StandardDeviation();
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174
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
175 List<QWD> qwds = new ArrayList<QWD>(metas.size());
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176
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
177 dateAverager.clear();
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178
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179 for (Fixing.Column meta: metas) {
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180 if (meta.findQSector(km) != qSector) {
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181 // Ignore not matching sectors.
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diff changeset
182 continue;
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183 }
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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184
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diff changeset
185 Column column = cc.getColumn(meta);
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186 if (column == null || !column.getQW(km, wq)) {
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diff changeset
187 continue;
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
188 }
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
189
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
190 double fw = instance.value(wq[1]);
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diff changeset
191 if (Double.isNaN(fw)) {
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
192 continue;
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
193 }
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
194
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
195 double dw = (wq[0] - fw)*100.0;
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196
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
197 stdDev.increment(dw);
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198
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
199 Date date = column.getDate();
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diff changeset
200 String description = column.getDescription();
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diff changeset
201
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
202 QWD qwd = new QWD(
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
203 wq[1], wq[0], description, date, true, dw);
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
204
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
205 qwds.add(qwd);
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
206
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
207 sumW += wq[0];
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diff changeset
208 sumQ += wq[1];
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
209
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
210 dateAverager.add(date);
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
211 }
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
212
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
213 // Calulate average per Q sector.
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parents:
diff changeset
214 int N = qwds.size();
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diff changeset
215 if (N > 0) {
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
216 allQWDs.addAll(qwds);
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diff changeset
217 double avgW = sumW / N;
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diff changeset
218 double avgQ = sumQ / N;
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diff changeset
219
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
220 double avgFw = instance.value(avgQ);
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
221 if (!Double.isNaN(avgFw)) {
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
222 double avgDw = (avgW - avgFw)*100.0;
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
223 Date avgDate = dateAverager.getAverage();
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
224
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
225 String avgDescription = "avg.deltawt." + qSector;
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
226
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
227 QWD avgQWD = new QWD(
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
228 avgQ, avgW, avgDescription, avgDate, true, avgDw);
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diff changeset
229
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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diff changeset
230 qSectorAverages[qSector] = avgQWD;
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
231 }
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
232 qSectorStdDevs[qSector] = stdDev.getResult();
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parents:
diff changeset
233 }
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
234 else {
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
235 qSectorStdDevs[qSector] = Double.NaN;
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
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parents:
diff changeset
236 }
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
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diff changeset
237 } // for all Q sectors
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diff changeset
238
0ef83077c93f FixA: Renamed FixCalculation to FixAnalysisCalculation.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
239 QWD [] aqwds = allQWDs.toArray(new QWD[allQWDs.size()]);
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diff changeset
240
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241 AnalysisPeriod periodResult = new AnalysisPeriod(
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242 analysisPeriod,
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243 aqwds,
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244 qSectorAverages,
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245 qSectorStdDevs);
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246 periodResults.add(periodResult);
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247 }
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248
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249 double maxQ = -Double.MAX_VALUE;
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250 for (AnalysisPeriod ap: periodResults) {
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251 double q = ap.getMaxQ();
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252 if (q > maxQ) {
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253 maxQ = q;
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254 }
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255 }
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256
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257 double oldMaxQ = parameters.get(row, maxQIndex);
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258 if (oldMaxQ < maxQ) {
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259 parameters.set(row, maxQIndex, maxQ);
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260 }
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261
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262 results.add(km, periodResults.toArray(
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263 new AnalysisPeriod[periodResults.size()]));
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264 }
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265
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266 return results;
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267 }
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268 }
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269 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org