Unsupervised extraction and normalization of product attributes from web pages.

Abstract

Xiong, Jiani."July 2010."Thesis (M.Phil.)--Chinese University of Hong Kong, 2010.Includes bibliographical references (p. 59-63).Abstracts in English and Chinese.Chapter 1 --- Introduction --- p.1Chapter 1.1 --- Background --- p.1Chapter 1.2 --- Motivation --- p.4Chapter 1.3 --- Our Approach --- p.8Chapter 1.4 --- Potential Applications --- p.12Chapter 1.5 --- Research Contributions --- p.13Chapter 1.6 --- Thesis Organization --- p.15Chapter 2 --- Literature Survey --- p.16Chapter 2.1 --- Supervised Extraction Approaches --- p.16Chapter 2.2 --- Unsupervised Extraction Approaches --- p.19Chapter 2.3 --- Attribute Normalization --- p.21Chapter 2.4 --- Integrated Approaches --- p.22Chapter 3 --- Problem Definition and Preliminaries --- p.24Chapter 3.1 --- Problem Definition --- p.24Chapter 3.2 --- Preliminaries --- p.27Chapter 3.2.1 --- Web Pre-processing --- p.27Chapter 3.2.2 --- Overview of Our Framework --- p.31Chapter 3.2.3 --- Background of Graphical Models --- p.32Chapter 4 --- Our Proposed Framework --- p.36Chapter 4.1 --- Our Proposed Graphical Model --- p.36Chapter 4.2 --- Inference --- p.41Chapter 4.3 --- Product Attribute Information Determination --- p.47Chapter 5 --- Experiments and Results --- p.49Chapter 6 --- Conclusion --- p.57Bibliography --- p.59Chapter A --- Dirichlet Process --- p.64Chapter B --- Hidden Markov Models --- p.6