Mohab Mostafa

Last seen: 約5年前 | 2015 年からアクティブ

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質問

How can i create N copies of a vector based on nonzero values in that vector?
I have a vector 1x5 which contain NZ nonzero values, what can i do if i want to create N copies of that vector such that each co...

約10年前 | 2 件の回答 | 0

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質問

Vector Quantization using partition and codebook
I have a vector range from -64 to 64, how can I quantize that vector using partition and codebook ?

約10年前 | 0 件の回答 | 0

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質問

Bernoulli sensing matrix for compressed sensing using matlab
I am trying to implement compressed sensing in matlab, also trying different types of sensing matrix (Gaussian, Bernoulli, Fouri...

約10年前 | 0 件の回答 | 0

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質問

How to create a random Bernoulli matrix ?
I want to create a 256x256 random Bernoulli matrix, how to do that in matlab ?

約10年前 | 3 件の回答 | 0

3

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質問

bit-stream encryption using AES
I am trying to encrypt binary vector using AES encryption in matlab, the problem is that I want the output to be binary vector a...

約10年前 | 1 件の回答 | 0

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質問

What are the options for encrypting bit-stream ?
I have a bit-stream file and i want to encrypt it, what are the options for encrypting it ?

10年以上前 | 0 件の回答 | 0

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質問

How to encode orthogonal matrix using Huffman?
I have orthogonal matrix and I want to encode it using Huffman but apparently it takes ages and may not succeed, I don't want to...

10年以上前 | 0 件の回答 | 0

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質問

How to obtain the actual size of a variable in bits ?
I need to know how to find the actual size in bits for a variable or matrix inside matlab

10年以上前 | 1 件の回答 | 0

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質問

How to calculate image compression ratio?
After doing some processing on the image, say DCT and Quantization, how can I calculate the compression ratio between the compre...

10年以上前 | 2 件の回答 | 0

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質問

How to reduce grayscale levels ?
I have an RGB image, converted it into Grayscale image X = imread('lena.bmp'); Y = rgb2gray(X); now the image is represented ...

10年以上前 | 1 件の回答 | 1

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