Hello i'm new use matlab. i would like to use savitzky golay to smooth my data. I have the data in .txt format. Can you help me how to plot my data and use the savgol filteriing? Thank you

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Savitzky Golay Filtering

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Ameer Hamza
Ameer Hamza 2018년 8월 10일
You can use sgolayfilt() function from Signal Processing Toolbox. For reading data from txt file you can use textscan(). For plotting you can use plot() function. For a more comprehensive example, please attach a sample dataset.
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Simon Giando
Simon Giando 2018년 8월 12일
thank you very much. how if i would like to export the y_filtered to excel?

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Image Analyst
Image Analyst 2018년 8월 11일

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