Community Profile

photo

Veera Kalyani S


Active since 2016

Statistics

  • Thankful Level 3

View badges

Content Feed

View by

Question


The matrices rgb and imag1 have same values,same dimensions but different class.But while displaying images imag1 and rgb are different.Why is it so?
clc; clear all; close all; imag1=imread('lena.jpg'); subplot(1,2,1); imshow(imag1); v=rgb2gray(imag1); r=...

7 years ago | 1 answer | 0

1

answer

Question


The pixel values are not all 255 in 256*256 matrix.But I get a white image.How?
A 256*256 matrix consists of pixel values that varies from 1 to 256 randomly. But the image displayed for the corresponding m...

7 years ago | 1 answer | 0

1

answer

Question


How to convert binary stream of length 1*524288 to decimal string of length 1*65536?
There is a need to group 8 bits in the binary stream of 1*524288 to make a decimal string..how to do this using matlab?

7 years ago | 1 answer | 0

1

answer

Question


How to store each and every bit of de2bi(k(r)) to the variable?
if true % code while r<((M*N)+1) for i=1:M for j=1:N k(r)=imag1(i,j); l(r)=k(r); ...

7 years ago | 1 answer | 0

1

answer

Question


In Matlab ,How to store an 8 bit value to the string ?
Consider, b(1,1,1)='10010101' I would like to do like this: k(2)=b(1,1,1)?? Is it possible? Thanks in advance

7 years ago | 1 answer | 0

1

answer

Question


How to convert the decimal value of the image to binary using matlab?
Whether it is possible to get binary value of an image and consider it as a string?

7 years ago | 1 answer | 0

1

answer

Question


While running this matlab code the value of x(513) is infinite value.But while calculating manually it is a finite value only.
x(1)=3.58; for i=2:(513) x(i)=4*(x(i-1)); end Why this kind of error is happening in matlab?

7 years ago | 1 answer | 0

1

answer

Question


How to implement image encryption using Henon map through matlab?
Is it possible to implement henon map for image encryption?

7 years ago | 0 answers | 0

0

answers

Question


I would like to scramble image using henon map.I have written the following code with the help of bifurcation diagram matlab code.
if true % code clc; clear all; close all; imag1= imread('desert.jpg'); %info = imfinfo('barbara.jpg'); %if((info.Co...

7 years ago | 0 answers | 0

0

answers

Question


What is number of iterations deciding factor in the following code?
clc; clearvars; close all; workspace; fontSize = 33; grayImage = imread('cameraman.tif'); subplot(1,2,1); ...

7 years ago | 2 answers | 0

2

answers

Question


How can i use Henon Map for shuffling image?
I need to use any of the chaotic map for scrambling the image. If I use Henon map,how can I get scrambled image

7 years ago | 0 answers | 0

0

answers

Question


How to get image for each and every iteration?
I need to demonstrate arnold's cat map. if true % code while t<T2 for i= 1 : rows for j= 1 : columns r = mod...

7 years ago | 1 answer | 0

1

answer

Question


can I find NPCR value for two images of different dimensions using matlab code?
I would like to find NPCR value of chaotic map using matlab code. Whether it is possible to find the npcr value if the input ...

7 years ago | 1 answer | 0

1

answer