Find ratio of data

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Learning
Learning 2024-9-3
回答： Walter Roberson 2024-9-3
Hi, assume I have 10 data/sample spectra. Each spectrum is in a row and the variables are in columns. I want to divide spectrum 2 by 1, spectrum 3 by 2, 4 by 3 etc. basically each spectrum to be divided by the spectrum that was collected before it. Any code to do this at one go?

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Walter Roberson
Walter Roberson 2024-9-3
Ratios = YourData(2:end,:) ./ YourData(1:end-1,:);

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