Pushpa Mandal

Pune University

Active since 2013

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Professional Interests: Image processing

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I need Matlab code for Kekre transform. the generated Kekre transform should be orthogonal. I have foll code, but it doesnt generate orthogonal kekre transform. Any help plz???
% code to generate kekre transform n1=64; K=zeros(n1); for i=1:n1 for j=i:n1 K(i,j)=1; end end for i=2...

10 years ago | 0 answers | 0

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Question

i hav 384 images.using a for loop i read an img& apply transform on it & store the result in variable named res1 & next i read 2nd img & apply transform on it & store result in variable res2 &so on for rest images.how do i implement this in for loop
for i=1:384 %read 1st img. apply transform on it and store result in variable named result1. %during next iteration,read 2nd...

11 years ago | 2 answers | 0

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Question

i have following image in double(i.e range is 0-1) & i want to convert it to 1's and -1's form,just convert 0 to -1.i tried foll code but its not working.please help. :(
%%just try the foll code: [d1,d2,d3]=size(img); for i=1:d1 for j=1:d2 if img(i,j)==0 im...

11 years ago | 1 answer | 0

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Question

I have an image and separated it into R G B planes.next i have applied bit plane slicing to each planes. now i want to convert the bit plane sliced images to bitmap images(in 1's and -1's form),i have written following code.but it displays black img
%this is the code: clear all; clc; close all; a=imread('F:\iris_db\1.png'); <</matlabcentral/answers/uplo...

11 years ago | 1 answer | 0

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