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Vishwaraj Manur


Last seen: 5 days ago |  Active since 2017

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I am getting error in qammd function, how to over come this?
M=16; N=1024; r=1/2; FN=40; generte_data=randi([0 1]), N/4*r*FN,1) trel_code=poly2trellis(7,[171 133]]); Coded_Data=cpnven...

4 years ago | 1 answer | 0

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Question


What to interpret by PSNR and SNR values in image processing?
In compression and decompression application to Image processing, I have got the following values Algorithm A: PSNR=30.5 SNR=...

4 years ago | 1 answer | 0

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Question


What does STEM plot in MATLAB indicates? what does it indicates if stem( FFT(x(t))) of a signal x(t) is drawn ? What is its importance?
What does STEM plot in MATLAB indicates? what does it indicates if stem( FFT(x(t))) of a signal x(t) is drawn ? What is its impo...

4 years ago | 0 answers | 0

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What do these different colors of stem plot indicates?
This is the stem plot for a complex value matrix of size 512x40. What does these different coluors indicates ? How to unayse th...

5 years ago | 1 answer | 0

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Question


Stem function and it's labeling.
Let I have a complex signal h, I take a=fft(h). Now if I plot b=stem(a), what stem plot x and y axis defines? . whats is the dif...

5 years ago | 0 answers | 0

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What actually this code explains? where it is used and how to interpret it?
y=norm(x,2)^2/numel(x) x is compelex vector.

5 years ago | 1 answer | 0

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Question


How to save two matrices A and B in single .mat file using a loop (A and B changes for each operations)?
I have two matrices A and B. every time these matrics changes with some operations on image. So I would like to save them in a ...

7 years ago | 1 answer | 0

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