ImageDev

Cooccurrence

Contains measurements based on the computation of co-occurrence matrices.

More information about co-occurrence matrices is available in the Cooccurrence2d documentation.

Notes:
These measurements References
R.Haralick , K.Shanmugam & I.Dinstein "Textural features for image classification". IEEE Transactions on Systems, Man, and Cybernetics. vol. 3, no. 6, pp 610-621, Oct. 1973.

See also

Object members

Measurement name DescriptionElement typeIndexingPhysical Information
CooccurrenceAsm Angular Second Moment, also called uniformity: It takes high values when image pixels present strong local uniformity. Floating point [label, direction, channel] COEFFICIENT
CooccurrenceCon Contrast: It takes high values for great gray level variations. Floating point [label, direction, channel] SQUARE_INTENSITY
CooccurrenceCor Correlation: It measures the dependency between gray levels and those of neighbouring pixels. Floating point [label, direction, channel] COEFFICIENT
CooccurrenceDen Difference Entropy. Floating point [label, direction, channel] COEFFICIENT
CooccurrenceDirX X Direction. Floating point [label, direction, channel] COUNT
CooccurrenceDirY Y Direction. Floating point [label, direction, channel] COUNT
CooccurrenceDva Difference Variance. Floating point [label, direction, channel] COEFFICIENT
CooccurrenceEnt Entropy. Floating point [label, direction, channel] COEFFICIENT
CooccurrenceIc1 Information measurement of Correlation 1. Floating point [label, direction, channel] COEFFICIENT
CooccurrenceIc2 Information measurement of Correlation 2. Floating point [label, direction, channel] COEFFICIENT
CooccurrenceIdm Inverse Difference Moment, also called homogeneity. Floating point [label, direction, channel] COEFFICIENT
CooccurrencePixelCount Number of pixels used for computation. Floating point [label, direction, channel] COUNT
CooccurrenceSav Sum Average. Floating point [label, direction, channel] INTENSITY
CooccurrenceSen Sum Entropy. Floating point [label, direction, channel] COEFFICIENT
CooccurrenceSsv Sum of Square Variance, also called sum of squares: It measures the dispersion of the combination of gray levels and their neighbor pixels around the mean. Floating point [label, direction, channel] SQUARE_INTENSITY
CooccurrenceSva Sum Variance. Floating point [label, direction, channel] INTENSITY
CooccurrenceMeanAsm Mean of the Angular Second Moment along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanCon Mean of the Contrast along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanCor Mean of the Correlation along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanDen Mean of the Difference Entropy along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanDva Mean of the Difference Variance along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanEnt Mean of the Entropy along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanIc1 Mean of the Information measure of Correlation 1 along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanIc2 Mean of the Information measure of Correlation 2 along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanIdm Mean of the Inverse Difference Moment along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanSav Mean of the Sum Average along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanSen Mean of the Sum Entropy along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanSsv Mean of the Sum of Square Variance along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceMeanSva Mean of the Sum Variance along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeAsm Difference between maximum and minimum of the Angular Second Moment along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeCon Difference between maximum and minimum of the Contrast along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeCor Difference between maximum and minimum of the Correlation along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeDen Difference between maximum and minimum of the Difference Entropy along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeDva Difference between maximum and minimum of the Difference Variance along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeEnt Difference between maximum and minimum of the Entropy along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeIc1 Difference between maximum and minimum of the Information measure of Correlation 1 along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeIc2 Difference between maximum and minimum of the Information measure of Correlation 2 along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeIdm Difference between maximum and minimum of the Inverse Difference Moment along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeSav Difference between maximum and minimum of the Sum Average along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeSen Difference between maximum and minimum of the Sum Entropy along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeSsv Difference between maximum and minimum of the Sum of Square Variance along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceRangeSva Difference between maximum and minimum of the Sum Variance along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevAsm Standard deviation of the Angular Second Moment along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevCon Standard deviation of the Contrast along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevCor Standard deviation of the Correlation along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevDen Standard deviation of the Difference Entropy along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevDva Standard deviation of the Difference Variance along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevEnt Standard deviation of the Entropy along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevIc1 Standard deviation of the Information measure of Correlation 1 along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevIc2 Standard deviation of the Information measure of Correlation 2 along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevIdm Standard deviation of the Inverse Difference Moment along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevSav Standard deviation of the Sum Average along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevSen Standard deviation of the Sum Entropy along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevSsv Standard deviation of the Sum of Square Variance along the angular distribution. Floating point [label, channel] INTENSITY
CooccurrenceStddevSva Standard deviation of the Sum Variance along the angular distribution. Floating point [label, channel] INTENSITY

Object methods

Method Description
void toDataFrame() Convert the measurement to an IOLink.DataFrame
Method Description
void ToDataFrame() Convert the measurement to an IOLink.DataFrame
Method Description
void to_data_frame() Convert the measurement to an IOLink.DataFrame