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Arithmetic coding explanation?
Can any one help me in text compression by arithmetic coding I try using the built_in function "arithenco" but i can not unders...

fast 14 Jahre vor | 8 Antworten | 0

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convert to text
A = ('Matlab Programming'); B = uint8(A); C = dec2bin(B,8); D = reshape(C',1,[]); Output of D = '01001101011...

fast 14 Jahre vor | 1 Antwort | 0

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PSNR
calculate PSNR = 25.40 but the quality of image is very high and the difference between origial image and other image don't see...

fast 14 Jahre vor | 0 Antworten | 0

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extracted data from array
I have aproblem A = [0 5 3 0 0 1 0 2 4 1 1 0 4 0 1]; I want extract (0's and 1's) from A but not all (0's and 1...

fast 14 Jahre vor | 1 Antwort | 0

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binary to string
if i want convert binary to text:as s = ('101011101011010101011010'); then i want convert eaceh 8bit to character when use fu...

fast 14 Jahre vor | 2 Antworten | 0

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wavelet transform
I use the function: X_InPlace = lwt2(I,LS,level,'typeDEC',typeDEC); CA = X_InPlace(1:2:end,1:2:end); CH = X_InPlace(2:2:end,...

fast 14 Jahre vor | 1 Antwort | 0

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split array
if A = [1234567891234567];===> size(A) = 1*1 in one cell I want split it as each (8digit) in one cell as: A = [1234567...

fast 14 Jahre vor | 3 Antworten | 0

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source code
How open the source code of any built_in function

fast 14 Jahre vor | 3 Antworten | 0

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morton scan
How I can program morton scan by matlab?

fast 14 Jahre vor | 1 Antwort | 0

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convert bin to text
I want convert binary to text for example: A = ('abcdefghigklmnopqrstuvwxyz'); int = uint8(A); bin = dec2bin(...

fast 14 Jahre vor | 1 Antwort | 0

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lwt
if I use lwt2()for multi level as: X_InPlace = lwt2(X,W,LEVEL,'typeDEC',typeDEC) What refers to the 'typeDEC',typeDEC? an...

fast 14 Jahre vor | 1 Antwort | 0

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wavedec
in function [c,s] = wavedec2(x,n.wname); can any one help me about "s" that is bookkeeping matrix? how it calculate? and if i ...

fast 14 Jahre vor | 1 Antwort | 0

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built a function
how i can built a function and call it in another function?

etwa 14 Jahre vor | 1 Antwort | 0

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LSB code
I want hide a text in image using LSB algorithm for example: X = image; S = secret message; I write: X2(:)=bi...

etwa 14 Jahre vor | 6 Antworten | 0

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Reconstruct the RGB image from the individual Y, Cb, and Cr color channels.
How can recounstruct the individual Y ,Cb and Cr but not by: reconRGBImage = ycbcr2rgb(ycbcrImage); because i change in value...

etwa 14 Jahre vor | 2 Antworten | 0

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Image Compression
I want some information about this built_in function: [cr,bpp] = wcompress('c',X,X2.wtc','ezw','maxloop',12); - what...

etwa 14 Jahre vor | 2 Antworten | 0

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EZW (embedded zero trees)
I want any tutorial,demo code and any Papers that explain EZW co(embedded zero trees) please in details thanks

mehr als 14 Jahre vor | 1 Antwort | 0

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Convert a Matrix to Struct ?
I have a binary vector as [0 1 1 0 0 1 0 1]; I want convert it as one struct [01100101]; I want it to get the character thtat ...

mehr als 14 Jahre vor | 2 Antworten | 0

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convert Ycbcr image to color image
befor, i ask how convert gray to color image Ok, it is wrong from me when used "gray" expression. i want convert ycbcr to c...

mehr als 14 Jahre vor | 1 Antwort | 0

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convert grayscale image to color image
How is convert grayscale image to color image As: color = imread('img'); Gray = rgb2ycbcr(color); I want the inverse of...

mehr als 14 Jahre vor | 2 Antworten | 1

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how can i get a horzenital vector?
X = [2 1 5 1 5 4 8 1 1 4 5 7]; if i use X1 = X(:); the output is X1=[2 5 ...

mehr als 14 Jahre vor | 3 Antworten | 0

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How can extract values from array?
I have an array as X = [0 0 1 3;5 0 2 1;-1 0 1 7;0 1 8 3]; I wante extract the values that are 0's and 1's by the same order of...

mehr als 14 Jahre vor | 1 Antwort | 0

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