Mercurial > dive4elements > river
comparison flys-artifacts/ChangeLog @ 344:79401797f4e1
Corrected a silly c&p mistake.
flys-artifacts/trunk@1744 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Fri, 22 Apr 2011 15:49:35 +0000 |
| parents | f165c7d5d6db |
| children | 88a669785863 |
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| 343:f165c7d5d6db | 344:79401797f4e1 |
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| 1 2011-04-22 Sascha L. Teichmann <sascha.teichmann@intevation.de> | |
| 2 | |
| 3 * src/main/java/de/intevation/flys/artifacts/model/WstValueTable.java: | |
| 4 Corrected a silly c&p mistake. | |
| 5 | |
| 1 2011-04-22 Sascha L. Teichmann <sascha.teichmann@intevation.de> | 6 2011-04-22 Sascha L. Teichmann <sascha.teichmann@intevation.de> |
| 2 | 7 |
| 3 * src/main/java/de/intevation/flys/artifacts/math/BackJumpCorrector.java: | 8 * src/main/java/de/intevation/flys/artifacts/math/BackJumpCorrector.java: |
| 4 | 9 |
| 5 Implementation of the "Ruecksprungkorrektur" to be done in | 10 Implementation of the "Ruecksprungkorrektur" to be done in |
| 9 algorithm described in the "Anwenderhandbuch" chapter 3.3.4.3 "Korrektur" | 14 algorithm described in the "Anwenderhandbuch" chapter 3.3.4.3 "Korrektur" |
| 10 has some definition shortcomings: | 15 has some definition shortcomings: |
| 11 | 16 |
| 12 a - What should happend when you cannot find point 2 because | 17 a - What should happend when you cannot find point 2 because |
| 13 you cannot step back one quarter from point 3 because there | 18 you cannot step back one quarter from point 3 because there |
| 14 is no data there any more (river too short in this direction)? | 19 is no data there any more (river too short in this direction)? |
| 15 The implemented algorithm raises point 3' only to an | 20 The implemented algorithm raises point 3' only to an |
| 16 according factor. E.g. If you can step back the whole quarter | 21 according factor. E.g. If you can step back the whole quarter |
| 17 distance the elevation is the full quarter. If you can | 22 distance the elevation is the full quarter. If you can |
| 18 step back only the half of the quarter the elevation is | 23 step back only the half of the quarter the elevation is |
| 19 only an eighth. | 24 only an eighth. |
| 20 | 25 |
| 21 b - If the water heights between point 2 and 3 are constant then | 26 b - If the water heights between point 2 and 3 are constant then |
| 22 the algorithm will produce a spline interpolation that | 27 the algorithm will produce a spline interpolation that |
| 23 lowers those values. Is this intended? | 28 lowers those values. Is this intended? |
| 24 | 29 |
| 25 For real data the back jumps are expected to be more in the middle | 30 For real data the back jumps are expected to be more in the middle |
| 26 of the distance ranges so the corner cases are maybe not so | 31 of the distance ranges so the corner cases are maybe not so |
| 27 important. | 32 important. |
| 28 | 33 |