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Principal component analysis, a technique for dimensionality reduction.

8 votes
2 answers
928 views

Understanding how distributed PCA works

As part of big data analysis project, I'm working on, I need to perform PCA on some data, using cloud computing system. In my case, I'm using Amazon EMR for the job and Spark in particular. … How distributed PCA on cloud architecture works Preferably some academic paper or other sorts of explanation which also contains some visuals 2. Spark implementation of D-PCA How does Spark do it? …