Mryka HallBeyer 
What is texture? The GLCM Texture Calculations Practical Notes More Information and References
This page lists the equations that are used for individual texture measure calculations in this tutorial. They may be given in different forms in software help files, reference works, or articles. Although notation may vary, the equations are all mathematically equivalent. If you find one that is not, let me know! Each equation has a link to the tutorial page with more explanations. 1. Contrast Group
2. Orderliness Group

