Tagged Questions

A layer in a raster dataset.

learn more… | top users | synonyms

0
votes
2answers
74 views

Multi-Band (RGBA) into single band raster

I have the raster which contains 4 bands (RGBA), which ilustrates the pupulation (traffic) density. I want to convert it to the simple gridded ascii, however I'm getting in the trouble when I try the ...
0
votes
0answers
11 views

How to represent scale in legend after using '1-Band Raster Colour Table V1.x' for DEM

I was able to represent the DEM by one of the nice colour ramps with the 1-Band Raster Colour Table V1.x plug-in. How can I correctly represent this colour ramp in the legend, as it contains 255 ...
0
votes
0answers
29 views

Four band raster - ColorInterp of the IR band

I have a four band aerial photography raster. The bands contain Red, Green, Blue, and IR data. Using GDALInfo we get something like this currently: Band 1 Block=2933x1 Type=UInt16, ...
4
votes
1answer
114 views

Add band to existing GeoTiff using GDAL

This seems like it should be straightforward but I can't for the life of me figure it out. Given an existing GeoTiff containing a single band, how can you add another band to that GeoTiff? Is the ...
5
votes
2answers
378 views

Moisture Interpretation from Landsat Images

I am working on a "land suitability for crop" project. Can anyone let me know how to get any type of information which can be related to moisture index of soil? I have Landsat 5 data with band 3 and ...
3
votes
2answers
107 views

What Information Does the Blue Band Provide?

I am playing around with ERDAS and was implementing image difference on two rasters separated by interval of time. I was using a blue band raster and I created a default threshold for percentage ...