Applied Unsupervised Learning with R by Alok Malik

Author:Alok Malik
Language: eng
Format: epub
Publisher: Packt Publishing
Published: 2019-03-25T16:00:00+00:00

Principal Component Analysis

The next type of dimension reduction method we will cover is called PCA. This is a very common technique used by researchers in a wide variety of fields.

Linear Algebra Refresher

This short section will not contain an exhaustive review of linear algebra, but merely a reminder of some of its main points.

Note

http://joshua.smcvt.edu/linearalgebra/#current_version covers some basics, including matrices, covariance matrices, eigenvectors, and eigenvalues. You can feel free to skip the linear algebra refresher if you are already familiar with these terms.

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