The returns were for these figures above were denoted as The returns are denoted in this line rets = log(price(2:end,:)./price(1:end-1,:));
How do I only display the rows for when column 1 is > 0 when I have 4 columns with corresponding data to the first column
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-0.00502163330810033 -0.00535602354270113 -0.00175905055456396 -0.00195122013126169
0.0191518806112861 0.0232968219264112 0.0157208477869482 0.0189597476631202
In this instance I only want to be showing the bottom row. To put it into context there's 1278 rows, basically just want to filter out all of the rows where the number in column 1 is a negative
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Chunru
2021년 9월 12일
a = [-0.00502163330810033 -0.00535602354270113 -0.00175905055456396 -0.00195122013126169
0.0191518806112861 0.0232968219264112 0.0157208477869482 0.0189597476631202];
b = a(a(:,1)>0, :) % this list the a where 1st column>0
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