Making Every Pixel Count

Rejection Techniques• Max/Min Clipping– To discard the high/low values from an ordered set.– Median is the maximum clipping possible.• Sigma (Standard Deviation) Rejection– Calculate Standard Deviation and see if any valuesfall outside of the user defined deviations from themean.• Can be done iteratively once outliers have been discarded- anew mean is computed and new outliers (if any) can beidentified/discarded.