How to calculate the largest difference between peaks?

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Hi! I have the following graph which is just a graphical representation of a 700 x 3 matrix in which each column is a line in the graph (red, blue, green) and the rows are timepoints. I want to find out what the largest change in concentration is ie. the biggest difference between any two consecutive peaks. How do I do this? Thank you!

回答(1 个)

Star Strider
Star Strider 2022-1-6
The findpeaks function can produce the ‘prominence’ value of each peak as the fourth output, p. I would use that value to determine the peaks’ magnitude.
After that the question becomes a bit ambiguous. It becomes difficult to determine what the intended result is, since there are so many curves plotted. For example, are the ‘consecutive peaks’ on the same or different curves, and how is ‘consecutive’ defined?
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