File:SOMsPCA.PNG

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DescriptionSOMsPCA.PNG	English: One-dimensional SOM versus PCA for data approximation. SOM is a red broken line with squares, 20 nodes. The first principal component is presented by a blue line Data points are the small grey circles. For PCA, the Fraction of variance unexplained in this example is 23.23%, for SOM it is 6.86%. Prepared with the Java applet, E.M. Mirkes, Principal Component Analysis and Self-Organizing Maps: applet. University of Leicester, 2011 http://www.math.le.ac.uk/people/ag153/homepage/PCA_SOM/PCA_SOM.html This applet is published under cc Attribution 3.0 unported license.
Date	10 May 2012
Source	Own work
Author	Agor153

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	12:26, 10 May 2012		607 × 400 (26 KB)	Agor153 (talk \| contribs)	{{Information \|Description ={{en\|1=New version with more noise}} \|Source =Own work \|Author =Own work \|Date =2012-05-10 \|Permission = \|other_versions = }}
	10:31, 10 May 2012		607 × 402 (32 KB)	Agor153 (talk \| contribs)

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