Mok, Oi Yan. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2003. / Includes bibliographical references (leaves 94-99). / Abstracts in English and Chinese. / Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Overview --- p.1 / Chapter 1.2 --- Thesis Goals --- p.3 / Chapter 1.3 --- Thesis Outline --- p.4 / Chapter 2 --- Background --- p.5 / Chapter 2.1 --- Natural Language Understanding --- p.5 / Chapter 2.1.1 --- Rule-based Approaches --- p.7 / Chapter 2.1.2 --- Phrase-spotting Approaches --- p.8 / Chapter 2.1.3 --- Stochastic Approaches --- p.9 / Chapter 2.2 --- Belief Network Framework - the N Binary Formulation --- p.11 / Chapter 2.2.1 --- Introduction of Belief Network --- p.11 / Chapter 2.2.2 --- The N Binary Formulation --- p.13 / Chapter 2.2.3 --- Semantic Tagging --- p.13 / Chapter 2.2.4 --- Belief Networks Development --- p.14 / Chapter 2.2.5 --- Goal Inference --- p.15 / Chapter 2.2.6 --- Potential Problems --- p.16 / Chapter 2.3 --- The ATIS Domain --- p.17 / Chapter 2.4 --- Chapter Summary --- p.19 / Chapter 3 --- Belief Network Framework - the One N-ary Formulation --- p.21 / Chapter 3.1 --- The One N-ary Formulation --- p.22 / Chapter 3.2 --- Belief Network Development --- p.23 / Chapter 3.3 --- Goal Inference --- p.24 / Chapter 3.3.1 --- Multiple Selection Strategy --- p.25 / Chapter 3.3.2 --- Maximum Selection Strategy --- p.26 / Chapter 3.4 --- Advantages of the One N-ary Formulation --- p.27 / Chapter 3.5 --- Chapter Summary --- p.29 / Chapter 4 --- Evaluation on the N Binary and the One N-ary Formula- tions --- p.30 / Chapter 4.1 --- Evaluation Metrics --- p.31 / Chapter 4.1.1 --- Accuracy Measure --- p.32 / Chapter 4.1.2 --- Macro-Averaging --- p.32 / Chapter 4.1.3 --- Micro-Averaging --- p.35 / Chapter 4.2 --- Experiments --- p.35 / Chapter 4.2.1 --- Network Dimensions --- p.38 / Chapter 4.2.2 --- Thresholds --- p.39 / Chapter 4.2.3 --- Overall Goal Identification --- p.43 / Chapter 4.2.4 --- Out-Of-Domain Rejection --- p.65 / Chapter 4.2.5 --- Multiple Goal Identification --- p.67 / Chapter 4.2.6 --- Computation --- p.68 / Chapter 4.3 --- Chapter Summary --- p.70 / Chapter 5 --- Portability to Chinese --- p.72 / Chapter 5.1 --- The Chinese ATIS Domain --- p.72 / Chapter 5.1.1 --- Word Tokenization and Parsing --- p.73 / Chapter 5.2 --- Experiments --- p.74 / Chapter 5.2.1 --- Network Dimension --- p.76 / Chapter 5.2.2 --- Overall Goal Identification --- p.77 / Chapter 5.2.3 --- Out-Of-Domain Rejection --- p.83 / Chapter 5.2.4 --- Multiple Goal Identification --- p.86 / Chapter 5.3 --- Chapter Summary --- p.88 / Chapter 6 --- Conclusions --- p.39 / Chapter 6.1 --- Summary --- p.89 / Chapter 6.2 --- Contributions --- p.91 / Chapter 6.3 --- Future Work --- p.92 / Bibliography --- p.94 / Chapter A --- The Communicative Goals --- p.100 / Chapter B --- Distribution of the Communicative Goals --- p.101 / Chapter C --- The Hand-Designed Grammar Rules --- p.103 / Chapter D --- The Selected Concepts for each Belief Network --- p.115 / Chapter E --- The Recalls and Precisions of the Goal Identifiers in Macro- Averaging --- p.125
| Identifer | oai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_324456 |
| Date | January 2003 |
| Contributors | Mok, Oi Yan., 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, xvii, 134 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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