Karhunen-Loeve Decomposition for Statistical Recognition and Detection

Version 1.0.0.0 (1.52 KB) by Alex Chirokov
Karhunen-Loeve Decomposition for Face Recognition
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Updated 7 Nov 2005

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This MATLAB script implements Karhunen-Loeve decomposition which is classical algorithm for face recognition and detection. Script uses ATT faces database http://www.uk.research.att.com/facesataglance.html
which can be downloaded from
http://www.uk.research.att.com/facedatabase.html

Computing Eigenvalues and Eigenvectors of images set
Encoding Face Images with a Linear Combination Key (KL decomposition)
Decoding a Key into an Image (reconstruction)
Comparing images using key, searching for similar images.

Cite As

Alex Chirokov (2026). Karhunen-Loeve Decomposition for Statistical Recognition and Detection (https://www.mathworks.com/matlabcentral/fileexchange/6995-karhunen-loeve-decomposition-for-statistical-recognition-and-detection), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R13
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.0.0

Code was updated to find the most similar and the most different faces. Also distance map of face database is now computed and shown.