Home > Util > gtfxy.m

gtfxy

PURPOSE

GTFXY computes gradient of an image in 180, -90, -45 and -135 directions

SYNOPSIS

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

DESCRIPTION

GTFXY computes gradient of an image in 180, -90, -45 and -135 directions
[fx,fy,fxy,fyx]=gtfxy(f);
Test
 f=[1 2 3 4;5 6 7 8;9 10 11 12;13 14 15 16];
 [fx,fy,fxy,fyx]=gtfxy(f)
See also gfxy.m
Author: Ali Mohammad-Djafrai
Date: Nov. 1, 2000

CROSS-REFERENCE INFORMATION

This function calls:

This function is called by: