Fast 2D peak finder

Find local maxima \ peak positions in noisy 2D arrays

https://github.com/adinatan/fastpeakfind

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Cite As

Natan, Adi. "Fast 2D peak finder." MATLAB Central File Exchange. Available at https://www. mathworks. com/matlabcentral/fileexchange/37388-fast-2d-peak-finder (2021).

General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
Version Published Release Notes Action
1.13.0

See release notes for this release on GitHub: https://github.com/adinatan/fastpeakfind/releases/tag/1.13.0.0

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1.12.0

Added sub-pixel resolution using weighted centroids as a feature. Improved documentation.

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1.10.0

the case binary matrix output when the image is all zeros returned an error (bug now fixed). Many thanks to Roman Voronov for spotting this.

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1.9.0

Added automatic uint8 support for improved performance. Added an output option of a binary matrix of peak positions besides the regular coordinate vector.

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1.8.0

bug fixes

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1.7.0

corrected typos from previous release that prevented the function from running for no arguments (demo mode)

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1.6.0

Improved performance of saving to file and additional small improvements.

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1.4.0

Added scaling correction for the case pixel values are all between 0 and 1. Improved file documentation.

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1.3.0

minor editing, added functionality - when no input is used, the function generates random peaks data and plot a figure.

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1.2.0

Code runs faster by casting to appropriate numeric classes for medfilt2 and conv2

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1.1.0

bug fixed, code now handles images of arbitrary size.

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1.0.0

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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.