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binary to decimal conversion.......need ans immidiately plzzzzzzzzzzz

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Talat
Talat 2011-5-6
hello! I have a string of binary suppose a binary string of 2000 bit. A=[0 0 0 0 1 1 0 1 1 0 1 0 0 ............so on] I wana to convert it into decimals. though i use function B=bin2dec(A, 8). but it returns me error. i wana to convert each 8-bits into decimal number. plz help me how should i do it. Thanks

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采纳的回答

Teja Muppirala
Teja Muppirala 2011-5-6
sum(bsxfun(@times,reshape(A,8,[]), 2.^(7:-1:0)'))

更多回答（2 个）

RoJo
RoJo 2011-5-6
bin2dec takes a binary string as input argument.
So you can convert A into 8 bit strings and then call bin2dec
For example A1 = '00001101' B1 = bin2dec(A1)
Andrei Bobrov
Andrei Bobrov 2011-5-6
variant
bin2dec(num2str(reshape([A,zeros(1,8-rem(length(A),8))],[],8)))

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