WxGUI Interactive Scatter Plot Tool
Note: This wxGUI extension is available only in GRASS 7.
This tool has been developed within Google Summer of Code 2013, see related wiki page for details.
Video tutorial
The tutorial shows quick classification of clouds, forest and water using this tool. Analyzed rasters are from landsat satellite. In analyzed imagery group there was included 8 bit bands 1-7 and first two rasters from i.pca module which was applied on the bands. There are open scatter plot for all landsat bands combinations (total 21) and one scatter plot showing the pca bands (the first one). Region was set to full resolution of the data which has 7221 rows and 8211 cols.