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AnnaBrown
Amethyst | Level 16 AnnaBrown
Amethyst | Level 16

Principal component analysis for dimensionality reduction

Posted 10-27-2015 11:06 AM (1775 views)

Working with big data with a ton of features that may be highly correlated? Consider the principal component analysis to help you out. SAS’ Funda Gunes describes the method through a facial recognition example in this blog post.

 

Eigenfaces-method.png

 

By the way, you’ll find a feed of the Subconscious Musings advanced analytics blog in the right column of the Data Mining Community. Feel free to scan for posts of interest from time to time.

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AnnaBrown
Amethyst | Level 16 AnnaBrown
Amethyst | Level 16

Re: Principal component analysis for dimensionality reduction

Posted 05-23-2016 02:22 PM (1722 views)  |   In reply to AnnaBrown

Adding a link to the code on GitHub here for reference: 

https://github.com/sassoftware/enlighten-apply/tree/master/SAS_UE_SGF2016_faces

 

Note that this runs on SAS University Edition as well.

 

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