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lou ham


Last seen: 2 mois il y a |  Actif depuis 2018

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what type of image as entry to do jpeg code
hi, i'm doing jpeg compression, and i'm asking what type of image should i took as entry of my program? bmp, tiff or other typ...

presque 2 ans il y a | 1 réponse | 0

1

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help encrypt an image using chaotic maps
hi, can i get a little help about matlab program or a link to encrypt an image using chaotic maps (arnolds at map or chen chaot...

presque 4 ans il y a | 1 réponse | 0

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Question


psnr with unit8 or double values
hi, I calculated the psnr after compression with the uint8 values of the two images and I found 35db. then I redid the calcula...

presque 5 ans il y a | 1 réponse | 0

0

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Question


eob image compression?
hi, in jpeg image compression, 1010 is used to encode the end of block. is there another code for eob?

environ 5 ans il y a | 1 réponse | 0

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display compressed image from bitstream
hi, i did image compression and i got the bit stream, now i want to go back and display my compressed image . Do you have any ...

environ 5 ans il y a | 1 réponse | 0

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Réponse apportée
why does matlab use 8 bytes to memorize a number like 1 for example
thanks for your responces so I can use the char type better than double to store or to send a bit steam after compression

environ 5 ans il y a | 0

Question


why does matlab use 8 bytes to memorize a number like 1 for example
hi, matlab uses 8 bytes to memorize a number like 1 as double as 2 bytes to memorize it as char?

environ 5 ans il y a | 3 réponses | 1

3

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time that image compression lasts
I designed an image compression program in matlab, I used 256x256 grayscale lena, the DCT, the quantification the Run Length En...

plus de 5 ans il y a | 1 réponse | 0

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Question


huffman's dictionnary or huffman's canonical table?
many of image compression developpers avoid to use huffman's dictionnary and perfer to use huffman's canonical tables. what is ...

plus de 5 ans il y a | 1 réponse | 0

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Question


about canonical huffman tables.
I'm working on image compression, I need to use the canonical huffman tables. Is there any algorithm to generate them?

plus de 5 ans il y a | 1 réponse | 0

1

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Question


combine between numbers and characters in one vector
i'm working on run length encoding, i use matlab and the input vector is v=[ 1 2 2 2 2 5 -1 0 0 0 0 -2 -2 -2...

plus de 6 ans il y a | 2 réponses | 0

2

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