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Convert cell to matrix

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Martin Park
Martin Park 2013-10-6
回答： Jan 2013-10-6
I have the following {'128' '256' '157' '54'} How can I convert it to a numeric matrix for example 128 256 157 54

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Walter Roberson
Walter Roberson 2013-10-6
str2double()

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Jan
Jan 2013-10-6
Faster than str2double:
C = {'128' '256' '157' '54'};
S = sprintf('%s*', C{:});
D = sscanf(S, '%g*');

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