SVD with R


    Course Description

    In this tutorial series on Introduction to Text Analytics with Rwe will discuss Latent Semantic Analysis by leveraging irla package in R to singular value decomposition.

    What You'll Learn

      >  Use of the irlba package to perform truncated SVD.

      >  How to project a TF-IDF document vector into the SVD semantic space (i.e., LSA).

      >  Comparison of model performance between a single decision tree and the mighty random forest.

      >  Exploration of random forest tuning using the caret pack age.


    Text Analytics Tutorial slides can be accessed here

    Download R here

    SMS Spam Collection Dataset used in this tutorial can be accessed here


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