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version (640 KB) by YangQuan Chen
Extract sine frequency/amplitude/phase of a noisy sinusoidal signal.


Updated 18 Jul 2003

No License

Two small but practically useful MATLAB scripts for optimal extraction of features in sampled noisy sinusoidal signals. They are useful in automatic measurement of amplitude, frequency as well as phase shift of a sampled noisy sinusoidal signal series. Detailed descriptions and user's guide are given with several application examples.

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Cite As

YangQuan Chen (2021). SineFit (, MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R13
Compatible with any release
Platform Compatibility
Windows macOS Linux

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