Date of Award

1-1-2015

Language

English

Document Type

Dissertation

Degree Name

Doctor of Philosophy (PhD)

College/School/Department

Department of Computer Science

Content Description

1 online resource (ix, 59 pages) : color illustrations

Dissertation/Thesis Chair

Siwei Lyu

Committee Members

Ming-Ching Chang, Charles Micchelli

Keywords

NONNEGATIVE MATRIX FACTORIZATIONS, TOPIC ANALYSIS, Non-negative matrices, Information retrieval, Factorization (Mathematics), Document clustering, Data mining

Subject Categories

Computer Sciences

Abstract

Managing large and growing amount of information is a central goal of modern computer science. Data repositories of texts, images and videos have become widely accessible, thus necessitating good methods of retrieval, organization and exploration.

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