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 find peaks and keep only the peak position

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ticofiz1 Posted - 05/19/2016 : 9:24:40 PM
Hi there,

I use the Find Peaks function and in the Results table I want to export only the peak index (the position). Could you please tell me how to do that? I want to find peaks in 100's of columns and I want to have for convenience only the peak positions.

Many thanks,
Alexander
2   L A T E S T    R E P L I E S    (Newest First)
ticofiz1 Posted - 05/20/2016 : 02:34:36 AM
Thank you very much. It works perfectly.

A.
SeanMao Posted - 05/20/2016 : 02:13:38 AM
Hi,

Suppose you have the data as shown in figure below:



To find peaks for first Y (column B), you can enter command in Script Window to run:

pkFind -r 2 iy:=[MultiplePeaks]"Multiple Peaks"!(A,B) dir:=p ocenter_x:=<input>!(<new>);

which will output peak height and peak Xs of column B vs Column A in new column.

You can also run command "pkfind -d;" to open the dialog of the this function.

After performed the first analysis, you can then click the green lock as shown in figure above and select Repeat this for all Y columns to find the peak centers for all the rest of 100's Ys.

Regards!

Sean

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