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Said BOUREZG


Mohamed Boudiaf University - M'SILA -

Last seen: 3달 전 2011 이후 활성

Interests:
*-* Image Processing, specifically 2d Medical images (CT, MRI),
*-* Signal processing specifically (ECG, EEG),
*-* Algorithms,
*-* Transformation (DCT, DWT, DFT,...),
*-* Communication System.

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질문


Why get i this result?
>> a = [10035.99]; >> k=[100 50 20 10 5 2 1 0.5 0.25 0.1 0.05 0.01]; % i must get b=[100 0 1 1 1 0 0 1 1 2 0 4] but ...see th...

약 5년 전 | 답변 수: 0 | 0

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Can applicate blockproc function to a matrix?
in my Matlab r2010b we use easily blkproc function to a matrix, but in new versions we can't use easily blockproc function, that...

약 5년 전 | 답변 수: 0 | 0

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Why some functions does not open?
Some Matlab toolbox functions doesn't open, we only get their explanation like some functions: >> open cummin >> open cumm...

약 5년 전 | 답변 수: 1 | 0

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How many automatic extraction of region of Interest (ROI) (ROI in image) techniques exist?
I use a manual extraction method to extract a region of interest from an image, can someone give me a new automatic technique fo...

약 5년 전 | 답변 수: 1 | 0

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How can i threshold DFT Coefficients?
If i have for example this matrix X=[1 2 3;4 5 6;7 8 9]; and it's DFT transform matrix will be like that >> fft2(X)=[45.0000 + ...

약 5년 전 | 답변 수: 0 | 0

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How to convert a GUI to an .exe application?
Hi, I want to make my GUI a standalone application.

6년 이상 전 | 답변 수: 1 | 0

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How to be my function added in MATLAB R2016b for example?
Hi, I have some functions, i want to add them to Matlab not in my own matlab toolbox, but to be accepted in new versions like ...

6년 이상 전 | 답변 수: 2 | 0

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How to apply a quantization step to a 2D transformed image?
Hi all of you, I need some help here, my problem is how can i use quantization to the result of that code below?,knowing that t...

6년 이상 전 | 답변 수: 1 | 0

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답변 있음
How can I generate this tyope of matrix as shows in the follow
This attached function can help you, b = spematrix(9) b = 0 1 1 0 1 1 0 1 1 1...

약 7년 전 | 0

답변 있음
How can I convert a DICOM image to a jpeg image or bmp image?
yes, imwrite() work, but the image (.bmp) can't appear, X matrix before imwrite values are int16 so the range is not 0 to 255, s...

약 7년 전 | 0

답변 있음
use of rle in compression
Yes, it's responsible but not all time. for example here: X= 200 200 200 200 200 200 8 11 11 11 11 11 Y=rle(X) >> Y=200 6 8 ...

약 7년 전 | 0

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Can anybody add a function to new version of MATLAB from this web site or not?
I have a function which does not exist in the MATLAB R2014a version as example, and if I share it here in File Exchange can it b...

약 7년 전 | 답변 수: 3 | 0

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답변 있음
JPEG Image compression using Huffman encoding and decoding
Here in my code you can find the steps to compress it's not a Jpeg but it have the same idea and I use the Huffman coding, take ...

약 7년 전 | 0

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How to extract the region of interest from the image????
Here you want to extract the region of interest from the image (still image) or what? If from image and it's a grayscal image ...

약 7년 전 | 0

답변 있음
how to calculate Mean Square Error and Peak Signal to Noide Ratio and compression ratio using SPIHT Image compression algorithm
You can find the answer here: <https://fr.mathworks.com/matlabcentral/answers/81048-mse-mean-square-error MSE and PSNR>

약 7년 전 | 0

질문


How can I convert a DICOM image to a jpeg image or bmp image?
In my project, I need an medical images in bmp form, but the problem they didn't exist with that form, so I must convert a DICOM...

약 7년 전 | 답변 수: 3 | 0

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How many ROI extraction method, and do they exist in Matlab Toolbox?
I have project about region of interest of an medical image and I to know about ROI extraction methods existing in literature an...

약 7년 전 | 답변 수: 0 | 0

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Can after make a project in using Arduino, Can we change Arduino with other devices?
I have not use arduino and i don't have more idea about it, but i want understand it's role on project and can we use another d...

약 7년 전 | 답변 수: 0 | 0

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HOW TO SELECT AN A PART OF AN IMAGE FOR PARTIAL ENCRYPTION IN MATLAB
I think you need to see this code: <https://fr.mathworks.com/matlabcentral/fileexchange/31859-region-of-interest-extraction-by-...

약 7년 전 | 0

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How can I convert a file from .dat to .mat?
I need some data of an ECG signal but this data was saved on .dat file, can any one help me to give me a idea how to extract ECG...

약 7년 전 | 답변 수: 0 | 0

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Can I generate an app from Matlab R2010a?
I have a image compression code, I will make a good gui to this code but my problem is whow can I generate an application I mean...

7년 이상 전 | 답변 수: 1 | 0

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