arithmetic coding and decoding

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slama najla
slama najla 2012-7-1
Hello, can any one help me to correct an error in this code?? i used this code http://www.mathworks.com/matlabcentral/fileexchange/33070-arithmetic-coding-and-decoding but i get this error an arith-code
??? Error using ==> filter
Arguments must be single or double.
Error in ==> polyval at 52
y = filter(1,[1 -x],p);
Error in ==> bin2dec at 3
dec = polyval(bin, 2); %in-built function
Error in ==> Arith_Code at 55 Store_Byte(k_Loc)=bin2dec(e8bits);
thank you very match

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回答（1 个）

Walter Roberson
Walter Roberson 2012-7-1
At the command line, try
which -all bin2dec
It appears to me that you have your own bin2dec.m file that is overriding the MATLAB-supplied bin2dec.
Also, please put a breakpoint at that particular line of Arith_Code, and verify that class(e8bits) is char

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