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Aditya Shau


Last seen: 3 years ago |  Active since 2017

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Not able to get accurate true positive (TP), true negative (TN), false positive (FP) and false negative(FN) values in image watermarking
I want to understand the basic idea of TP, TN, FP and FN, with respect to following points: (1) Actually, I am performing tamp...

4 years ago | 1 answer | 0

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answer

Question


Matab code for subtractive pixel adjacency matrix (SPAM) steganalysis?
I will be deeply grateful if anybody could help me in coding and understanding subtractive pixel adjacency matrix (SPAM) stegan...

4 years ago | 0 answers | 0

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answers

Question


text to voice conversion
I am working in the text to speech conversion in Matlab. The text is present in a notepad. I request you to kindly assist me i...

5 years ago | 2 answers | 0

2

answers

Question


how to count the number of different elements in two matrices
Suppose there are 2 matrices of double type each with same elements, assume a = [1,0,0,0,1] and b = [1,0,0,0,0]. Here, the n...

5 years ago | 2 answers | 0

2

answers

Question


Robust method against Salt and pepper noise
When we embed some data in an image, and add salt and pepper noise to the image. Then, even we remove the noise also it is stil...

5 years ago | 0 answers | 0

0

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Question


How to draw lines in matlab
Suppose x axis values are (30,40,50) and its corresponding y-axis values are (100,200,300). How to draw three different line in...

5 years ago | 1 answer | 1

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answer

Question


how to choose 3*3 pixel block in a 512*512 gray image in matlab
I have to take block with 3*3 pixels each time for an image with the size of 512*512. Kindly suggest Hoping for your early re...

6 years ago | 1 answer | 0

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answer

Question


Where to find the total execution time in matlab
Suppose i am executing a code , then how do i know how much time it takes exactly to execute..Kindly suggext

6 years ago | 1 answer | 0

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answer

Question


How count the number of occurence beyond a threshoold value in a matrix
Suppose there is a matrix of a = 512*512 elements. What is the count of the elements having more than 255 in the matrix? Kindly ...

6 years ago | 1 answer | 0

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