January 2012
Intermediate to advanced
1000 pages
28h 4m
English
book
Practical Text Mining and Statistical Analysis for Non-structured Text Data Applications
by Gary D. Miner, John Elder, Andrew Fast, Thomas Hill, Robert Nisbet, Dursun Delen
Content preview from Practical Text Mining and Statistical Analysis for Non-structured Text Data Applications
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Chapter 11
Singular Value Decomposition in Text Mining
Contents
Dimensions of Meaning: Latent Semantic Indexing
The Math of Singular Value Decomposition
Graphical Representations and Simple Examples
Singular Value Decomposition in Equation Form
Singular Value Decomposition and Principal Components Analysis Eigenvalues
Subjective Methods: Reviewing Graphs
Analytical Methods: Building Models for Dimensions
Useful Analyses Based on Singular Value Decomposition Scores
Preamble
Singular value decomposition is a form of dimensionality reduction, but it adds to the total ...
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