From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 3176/CH10/EX10.6/Ex10_6.sce | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 3176/CH10/EX10.6/Ex10_6.sce (limited to '3176/CH10/EX10.6') diff --git a/3176/CH10/EX10.6/Ex10_6.sce b/3176/CH10/EX10.6/Ex10_6.sce new file mode 100644 index 000000000..a825e7e83 --- /dev/null +++ b/3176/CH10/EX10.6/Ex10_6.sce @@ -0,0 +1,38 @@ +//Ex10_6 +// Illustration of the 2 D Gradient Magnitude and Angle +// Version : Scilab 5.4.1 +// Operating System : Window-xp, Window-7 +//Toolbox: Image Processing Design 8.3.1-1 +//Toolbox: SIVP 0.5.3.1-2 +//Reference book name : Digital Image Processing +//book author: Rafael C. Gonzalez and Richard E. Woods + +clc; +close; +clear; +xdel(winsid())//to close all currently open figure(s). + +a=imread("Ex10_6.tif"); +//a=im2double(a); +figure,ShowImage(a,'Gray Image'); +title('Original Image','color','blue','fontsize',4); +[M,N]=size(a); + +Mask=[-1 -2 -1;0 0 0;1 2 1]; // Mask for the Sobel +GradientX_Image=imfilter(a,Mask); // Filtering the Original Image with the Mask +figure,ShowImage(GradientX_Image,'Filter Image'); +title('Sobel X-direction Gradient Image','color','blue','fontsize',4); + +Mask=[-1 0 1;-2 0 2;-1 0 1]; // Mask for the Sobel +GradientY_Image=imfilter(a,Mask); // Filtering the Original Image with the Mask +figure,ShowImage(GradientY_Image,'Filter Image'); +title('Sobel Y-direction Gradient Image','color','blue','fontsize',4); + +Gradient=GradientX_Image+GradientY_Image; +figure,ShowImage(Gradient,'Filter Image'); +title('Sobel X+Y Gradient Image','color','blue','fontsize',4); + +//Alpha=atan(double(GradientY_Image),double(GradientX_Image)); +//figure,ShowImage(Alpha,'Angle Image'); +//title('Angle Image','color','blue','fontsize',4); + -- cgit