Threshold

List of Operators

auto_thresholdAutoThresholdAutoThresholdauto_threshold

Segment an image using thresholds determined from its histogram.

binary_thresholdBinaryThresholdBinaryThresholdbinary_threshold

Segment an image using binary thresholding.

char_thresholdCharThresholdCharThresholdchar_threshold

Perform a threshold segmentation for extracting characters.

check_differenceCheckDifferenceCheckDifferencecheck_difference

Compare two images pixel by pixel.

dual_thresholdDualThresholdDualThresholddual_threshold

Threshold operator for signed images.

dyn_thresholdDynThresholdDynThresholddyn_threshold

Segment an image using a local threshold.

fast_thresholdFastThresholdFastThresholdfast_threshold

Fast thresholding of images using global thresholds.

histo_to_threshHistoToThreshHistoToThreshhisto_to_thresh

Determine gray value thresholds from a histogram.

local_thresholdLocalThresholdLocalThresholdlocal_threshold

Segment an image using local thresholding.

thresholdThresholdThresholdthreshold

Segment an image using global threshold.

threshold_sub_pixThresholdSubPixThresholdSubPixthreshold_sub_pix

Extract level crossings from an image with subpixel accuracy.

var_thresholdVarThresholdVarThresholdvar_threshold

Threshold an image by local mean and standard deviation analysis.

zero_crossingZeroCrossingZeroCrossingzero_crossing

Extract zero crossings from an image.

zero_crossing_sub_pixZeroCrossingSubPixZeroCrossingSubPixzero_crossing_sub_pix

Extract zero crossings from an image with subpixel accuracy.