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gfxy

PURPOSE

GFXY computes gradient of an image in 0, 90, 45 and 135 directions

SYNOPSIS

function [fx,fy,fxy,fyx]=gfxy(f);

DESCRIPTION

GFXY computes gradient of an image in 0, 90, 45 and 135 directions
[fx,fy,fxy,fyx]=gfxy(f);
Test
 f=[1 2 3 4;5 6 7 8;9 10 11 12;13 14 15 16];
 [fx,fy,fxy,fyx]=gfxy(f)
See also gtfxy.m
Author: Ali Mohammad-Djafrai
Date: Nov. 1, 2000

CROSS-REFERENCE INFORMATION

This function calls:

This function is called by: