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Question
how to calculate DWT of an image
im using forgery detection approach using DWT. and the algorithm says after converting the image into gray scale calculate DWT...
13 years ago | 2 answers | 0
2
answersQuestion
separation of real and imaginary part in fft2.
if i m finding fft2 for an image, then how do i separate the real and the imaginary part of the output. is it something like...
13 years ago | 0 answers | 0
0
answersQuestion
to find maximum for a particular row.
if i want to find max of a particular row in a 2-d matrix say c. then will this snip of code work: for i=1:row output...
14 years ago | 1 answer | 0
1
answerQuestion
vector optimization
i have written this code and i wish to use vectorization to the inner if loop. because the program takes a long long time to exe...
14 years ago | 1 answer | 0
1
answerQuestion
how to specify positions of the blocks in an image
i have divided my 64x64 image into overlapping blocks of 2x2. and the block elements are stored in another array. the array cont...
14 years ago | 2 answers | 0
