Questions tagged [er-mapper]

ER Mapper is a software package distributed by ERDAS.

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How to mask clouds in ER Mapper?

I am using ER Mapper. But, I'm still confused how to detect and mask the clouds. I want to reduce or eliminate the cloud to perform supervised and unsupervised classification.
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ER Mapper - problem with confusion matrix

I have ISOclass map and reference points (digitized from high res airborne image in .shp and imported to .erv). And here's the problem: confusion matrix shows only a few tens of cells (out of >1000 ...