Nik

2013 年からアクティブ

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specifying bpp of an image
Most of compression analysis use different value of bpp. For example Lena image in 0.5 bpp, 0.25bpp and 0.125bpp. How can we adj...

10年弱前 | 1 件の回答 | 0

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How to develop non uniform quantizer
Dear all, how to write a matlab code to produce non uniform quantizer on an image with smaller interval at high occurrence pixe...

10年弱前 | 1 件の回答 | 0

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how to pass the matrix value outside the loop
I need to pass the matrix value of 'xd' outside the loop. % display all the blocks. plotIndex = 1; numPlotsR = size(ca, 1...

約11年前 | 1 件の回答 | 0

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what is actually wavelet coefficient
Dear all, I have some question regarding wavelet coefficients. 1. What is the purpose of wavelet coefficients? 2. Can we ...

11年以上前 | 0 件の回答 | 0

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operation using *.m file
Can we make mathematical operation by calling our *.m function? For example, I have hthresh.m and sthresh.m. I want to get the a...

11年以上前 | 1 件の回答 | 0

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質問

error + matrix dimension must agree
I got error -- Error using + Matrix dimensions must agree. on this code. Please help me a=sign(X(ind1)).*(abs(X(in...

12年弱前 | 1 件の回答 | 0

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different between tiff and jpeg format in calculating MSE and PSNR
I got a code to calculate CR,bpp, MSE and PSNR. I works well for *.jpeg image but not for *.tiff. A message "Error using ...

12年以上前 | 1 件の回答 | 0

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