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removing background information from fingerprint image
how can i remove black pixels from background without affecting fingerprint information ? <</matlabcentral/answers/uploaded...
11 years ago | 0 answers | 0
0
answersQuestion
Removing background from fingerprint images
how to remove background from fingerprint image without loosing fingerprint information. output image should be grayscale image ...
11 years ago | 1 answer | 0
1
answerhow to extract horizontal and vertical garadients of image.
i have used both above methods to calculate image gradients but both answers are totally different . which one is more appropria...
12 years ago | 0
Question
how to extract horizontal and vertical garadients of image.
What is mean by horizontal and vertical gradients ? Suppose if we have 41*41 matrix or image, then how we can compute its horiz...
12 years ago | 3 answers | 0
3
answersQuestion
how to find 41*41 patch around a keypoint in an image ?
what is patch ? how to extract 41*41 patch around a key point (x,y) in an image ?
12 years ago | 1 answer | 0
1
answerQuestion
integrating SIFT and PCA
i have a problem while integrating SIFT and PCA algorithm. i have downloaded SIFT code from D. G. Lowe's website. now i have to...
12 years ago | 0 answers | 0
