Cutoff = np.percentile(srcIntsUnderRoi, lowHighCutoffPercentile[0]);     boolOverLowCutoff = srcImgNpArr > lowCutoff   highCutoff = np.percentile(srcIntsUnderRoi, lowHighCutoffPercentile[0]);    boolBelowHighCutoff = srcImgNpArr < highCutoff   print("\t\tCutting off intensities with [