Talk:Exercise 52
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==Data not provided== | ==Data not provided== | ||
The necessary data is unfortunately not provided in the data folder. [[User:Lburgr|- Levent]] 18:58, 18 January 2011 (CET) | The necessary data is unfortunately not provided in the data folder. [[User:Lburgr|- Levent]] 18:58, 18 January 2011 (CET) | ||
| + | : Thank you Hans, i have it now. [[User:Lburgr|- Levent]] 15:21, 13 February 2011 (CET) | ||
| + | |||
| + | ==Creation of color-composite== | ||
| + | If i create the map by exporting to *.tif, i receive a greyscale map giving no information on any changes in the NDVI. It seems to work when i compose the three layers via {{typed|text=r.composite}}, with the 1992-NDVI map as red and the 2005 green/blue NDVI-maps as green/blue band. | ||
| + | |||
| + | As tif: | ||
| + | [[File:Change_NDVI_92_05_comp.jpg|400 px]] | ||
Revision as of 15:21, 13 February 2011
Data not provided
The necessary data is unfortunately not provided in the data folder. - Levent 18:58, 18 January 2011 (CET)
- Thank you Hans, i have it now. - Levent 15:21, 13 February 2011 (CET)
Creation of color-composite
If i create the map by exporting to *.tif, i receive a greyscale map giving no information on any changes in the NDVI. It seems to work when i compose the three layers via r.composite, with the 1992-NDVI map as red and the 2005 green/blue NDVI-maps as green/blue band.
As tif:
