Using SVD on Clusters to Improve Precision of Interdocument Similarity Measure

Table 1

Existing linear algebra methods for LSI.

Category	Abbreviation	Full name
SVD based decomposition for term-document matrix	IRR	Iterative Residual Rescaling
	SVR	Singular Value Rescaling
	ADE	Approximate Dimension Equalization
Non-SVD based decomposition for term-document matrix	SDD	Semidiscrete Decomposition
	LPI	Locality Preserving Indexing
	R-SVD	Riemannian-SVD