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How to find the located points after smoothing the data? (See Figure)

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Pradeep Kumar Grandhi
Pradeep Kumar Grandhi 23 May 2013
Please open the following link for the image
As you can see, the data is very noisy. 1. What is the best and faster way to smooth the above data? 2. How to find those two points which are shown in red color?
Please suggest me the faster way as I have to process thousands of such profiles.

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Thomas
Thomas 23 May 2013

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Pradeep Kumar Grandhi
Pradeep Kumar Grandhi 23 May 2013
Thomas, Thanks for answering. But, I do not have curve fitting toolbox to use these smooth function / Savitzky-Golay Filtering.

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