i need a matrix(with values between 0 to 255) to be converted to a _gray scale_ image.
I have tried using the function *mat2gra...
Asked 3 years ago
I am having a problem while using imwrite after performing DWT and IDWT operations on an gray image.
the problem is that afte...
Is there any code to find the number of occurrence of an element in an array
for eg: A=[1,2,3,4,2,3,5,6]
here 2 and 3 have...
I desperately need some help on this issue
I am trying to perform Encryption and Decryption operation using a particular techni...
Can any one please tell me tell me in detail how Steganography works in Frequency domain.
I am actually trying to perform DWT...
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