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Question
Extracting data from nested cell.
I'm having a cell of size 30x36. In that each element is a cell of 150x4 (type is double). I want to extract the second column o...
7 years ago | 1 answer | 0
1
answerQuestion
How to plot animation plots?
I have an array of size 2396160x1. It contains 2396160 values. Now i want to plot these values like an animation, in which the v...
7 years ago | 2 answers | 1
2
answersQuestion
How to process a large matrix of size 28x28x11684?
I'm having 11684 matrices each of size 28x28. So the variable a has size 28x28x11684. Now i would like to do sorting them using ...
7 years ago | 1 answer | 0
1
answerQuestion
How to get values in an 8x8x4096 matrix?
I have a matrix of size 8x8x4096. I need to get the values of positions (1,2),(2,2),(2,1) of each 8x8 block of all 4096 such blo...
7 years ago | 1 answer | 0
1
answerQuestion
how to detect double compressed JPEG images using DCT coefficients?
I have a problem related to jpeg compression. How to detect double compressed images using DCT coefficients? Also it is said to...
7 years ago | 0 answers | 0
0
answersDigital Watermarking using DWT & DCT
I'm also having the same problem. Can you send me the complete code of this problem?
7 years ago | 0
Question
How to calculate discrete wavelet transform on an image with levels 2,4 and 6 using dwt2 function in matlab
I have an image lena.pgm. I want to compute the dwt on the image using dwt2 function in matlab and i want to display all the coe...
7 years ago | 2 answers | 0
2
answersQuestion
Extract a sub-matrix from a very big matrix
I have a matrix of size 112 x 1200. I want to separate them into 6 matrices each of size 112 x 200. How can i do it?
7 years ago | 1 answer | 0
