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Haralick Textural Features: Difference between revisions
→Gray-Tone Spatial-Dependence matrices
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For horizontal and vertical directions with resolution N, each row or column will have 2(N-1) neighbors. Thus in total, there will be <math>R=2 N_x(N_y-1)</math> or <math>R=2 N_y(N_x-1)</math> neighbors.<br> | For horizontal and vertical directions with resolution N, each row or column will have 2(N-1) neighbors. Thus in total, there will be <math>R=2 N_x(N_y-1)</math> or <math>R=2 N_y(N_x-1)</math> neighbors.<br> | ||
For diagonal directions, there will be <math>R=2 (N_x - 1)(N_y-1)</math> neighbors.<br> | For diagonal directions, there will be <math>R=2 (N_x - 1)(N_y-1)</math> neighbors.<br> | ||
Each co-occurance matrix <math>P</math> can be normalized by dividing each entry by R | Each co-occurance matrix <math>P</math> can be normalized by dividing each entry by <math>R</math> to get <math> p= P/R</math>. | ||
===Features=== | ===Features=== | ||