MATLAB: How to let the data transfer into logarithmic formal

loglogarithmictransfer

How to let the data into log formal? In the data,there are two columns.One is the id, another is the GDP per capital of US. I am confused that how to let the second column's data'USA‘ transfer into logarithmic formal. Could you tell me the code? Thanks

Best Answer

data(:,3)=log(data(:,2));    % natural log
data(:,3)=log10(data(:,2));  % base 10 log
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