Shi Xiaodong. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2007. / Includes bibliographical references (leaves 114-117). / Abstracts in English and Chinese. / 摘要 --- p.i / Abstract --- p.ii / Acknowledgement --- p.iii / Table of Contents --- p.iv / List of Tables --- p.vi / List of Figures --- p.vii / List of Figures --- p.vii / Chapter Chapter 1. --- Introduction --- p.9 / Chapter 1.1. --- Background --- p.9 / Chapter 1.2. --- Research Motivation --- p.10 / Chapter 1.3. --- Research Objective --- p.14 / Chapter 1.4. --- Organization of Thesis --- p.14 / Chapter Chapter 2. --- Problem Analysis and Definition --- p.15 / Chapter 2.1. --- "Definitions of Story, Event and Topic" --- p.15 / Chapter 2.2. --- Characteristics of News Stories --- p.17 / Chapter Chapter 3. --- Literature Review --- p.26 / Chapter 3.1. --- Topic Detection and Tracking (TDT) --- p.26 / Chapter 3.2. --- Document Clustering Techniques --- p.27 / Chapter 3.3. --- Event Evolution --- p.30 / Chapter Chapter 4. --- System Architecture --- p.34 / Chapter Chapter 5. --- Event Evolution --- p.37 / Chapter 5.1. --- Event Evolution --- p.37 / Chapter 5.2. --- Event Timestamp and Temporal Relationship --- p.39 / Chapter 5.3. --- Event Evolution Graph --- p.42 / Chapter 5.4. --- Event Threading and Event Joining --- p.46 / Chapter Chapter 6. --- Extracting News Events --- p.48 / Chapter 6.1. --- Clustering Approach --- p.48 / Chapter 6.2. --- Utilizing Clustered Stories from News Infomediaries --- p.59 / Chapter Chapter 7. --- Modeling Event Evolution Relationships --- p.62 / Chapter 7.1. --- Measuring the Confidences of Event Evolution Relationships --- p.63 / Chapter Chapter 8. --- Constructing Event Evolution Graphs --- p.68 / Chapter 8.1. --- Static Thresholding --- p.68 / Chapter 8.2. --- Static Pruning --- p.69 / Chapter 8.3. --- Dynamic Pruning --- p.70 / Chapter Chapter 9. --- Experimental Evaluation --- p.72 / Chapter 9.1. --- Evaluation Measure --- p.72 / Chapter 9.2. --- Data Set --- p.77 / Chapter 9.3. --- Experimental Results and Analysis --- p.78 / Chapter Chapter 10. --- Case Study --- p.89 / Chapter Chapter 11. --- Story Segmentation and Its Effects --- p.93 / Chapter 11.1. --- Story Segmentation --- p.95 / Chapter 11.2. --- Event Generalization --- p.97 / Chapter 11.3. --- Experimental Evaluation --- p.98 / Chapter Chapter 12. --- Conclusions and Future Work --- p.112 / Chapter 12.1. --- Conclusions --- p.112 / Chapter 12.2. --- Future Work --- p.113 / References --- p.114
| Identifer | oai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_325971 |
| Date | January 2007 |
| Contributors | Shi, Xiaodong., Chinese University of Hong Kong Graduate School. Division of Systems Engineering and Engineering Management. |
| Source Sets | The Chinese University of Hong Kong |
| Language | English, Chinese |
| Detected Language | English |
| Type | Text, bibliography |
| Format | print, vii, 117 leaves : ill. ; 30 cm. |
| Rights | Use of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/) |
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