Feeds
提问
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 前 | 2 个回答 | 0
2
个回答提问
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...
14 years 前 | 0 个回答 | 0
0
个回答提问
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 前 | 1 个回答 | 0
1
个回答提问
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 前 | 1 个回答 | 0
1
个回答提问
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 前 | 2 个回答 | 0
