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qing li


Last seen: 3 månader ago Active since 2022

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the subband choice when embeding and extracting watermark
Dear all, I am implementing an algorithm for embedding and extracting watermarks, and I did two experiments below. Experiment 1...

4 månader ago | 0 answers | 0

0

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How to compress a grey level image in different compression ratio
Dear all, I am extracting the watermark W from watermarked image R now, and in order to see whether my algorithm is robust enoug...

4 månader ago | 1 answer | 0

1

answer

Question


question about command 'mat2cell'
dear all, I have an problem in terms of mat2cell command... What i already know is how to deal with specific numbers, say for i...

4 månader ago | 2 answers | 0

2

answers

Question


how to compare two consecutive values in a matrix
deal all, how to compare two consecutive values in a matrix called 'temp' row-wise, the rule and the expecting result is as th...

4 månader ago | 2 answers | 0

2

answers