Localpeaks

Find local peaks or troughs in a vector
3.2K Downloads
Updated 5 May 2018

NOTE: this function is now available from the IoSR Matlab Toolbox as iosr.dsp.localpeaks.
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LOCALPEAKS Find local peaks and troughs in a vector

SYNTAX

peaks = localpeaks(X)
peaks = localpeaks(X,MODE)


DESCRIPTION

peaks = localpeaks(X) locates the local peaks in vector X.

peaks = localpeaks(X,MODE) locates local features specified by MODE. MODE can be set to 'peaks' (default), 'troughs' in order to identify local troughs or 'both' in order to identify both local peaks and troughs.

Cite As

Christopher Hummersone (2024). Localpeaks (https://github.com/IoSR-Surrey/MatlabToolbox), GitHub. Retrieved .

MATLAB Release Compatibility
Created with R2007a
Compatible with any release
Platform Compatibility
Windows macOS Linux
Acknowledgements

Inspired: Peak picking

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Versions that use the GitHub default branch cannot be downloaded

Version Published Release Notes
1.7.0.0

Corrected description.
Corrected title.
Updated to address Christos Saragiotis' comment
Migrated to GitHub.

1.6.0.0

Updated description

1.2.0.0

Fixed a silly mistake, removed index output to bring the function more in line with MATLAB conventions (find(localpeaks(x)) would do the same), added an error trap

1.1.0.0

added the 'both' option, updated help, acknowledged other submission

1.0.0.0

To view or report issues in this GitHub add-on, visit the GitHub Repository.
To view or report issues in this GitHub add-on, visit the GitHub Repository.