Semi-automatic acquisition of domain-specific semantic structures.

• Other Authors: Siu, Kai-Chung.
• Format: Others
• Language: English; Chinese
• Published: 2000
• Subjects: Natural language processing (Computer science); Parsing (Computer grammar); Machine translating; Chinese language > Data processing
• Online Access: http://library.cuhk.edu.hk/record=b5890445; http://repository.lib.cuhk.edu.hk/en/item/cuhk-323145

Siu, Kai-Chung. === Thesis (M.Phil.)--Chinese University of Hong Kong, 2000. === Includes bibliographical references (leaves 99-106). === Abstracts in English and Chinese. === Chapter 1 --- Introduction --- p.1 === Chapter 1.1 --- Thesis Outline --- p.5 === Chapter 2 --- Background --- p.6 === Chapter 2.1 --- Natural Language Understanding --- p.6 === Chapter 2.1.1 --- Rule-based Approaches --- p.7 === Chapter 2.1.2 --- Stochastic Approaches --- p.8 === Chapter 2.1.3 --- Phrase-Spotting Approaches --- p.9 === Chapter 2.2 --- Grammar Induction --- p.10 === Chapter 2.2.1 --- Semantic Classification Trees --- p.11 === Chapter 2.2.2 --- Simulated Annealing --- p.12 === Chapter 2.2.3 --- Bayesian Grammar Induction --- p.12 === Chapter 2.2.4 --- Statistical Grammar Induction --- p.13 === Chapter 2.3 --- Machine Translation --- p.14 === Chapter 2.3.1 --- Rule-based Approach --- p.15 === Chapter 2.3.2 --- Statistical Approach --- p.15 === Chapter 2.3.3 --- Example-based Approach --- p.16 === Chapter 2.3.4 --- Knowledge-based Approach --- p.16 === Chapter 2.3.5 --- Evaluation Method --- p.19 === Chapter 3 --- Semi-Automatic Grammar Induction --- p.20 === Chapter 3.1 --- Agglomerative Clustering --- p.20 === Chapter 3.1.1 --- Spatial Clustering --- p.21 === Chapter 3.1.2 --- Temporal Clustering --- p.24 === Chapter 3.1.3 --- Free Parameters --- p.26 === Chapter 3.2 --- Post-processing --- p.27 === Chapter 3.3 --- Chapter Summary --- p.29 === Chapter 4 --- Application to the ATIS Domain --- p.30 === Chapter 4.1 --- The ATIS Domain --- p.30 === Chapter 4.2 --- Parameters Selection --- p.32 === Chapter 4.3 --- Unsupervised Grammar Induction --- p.35 === Chapter 4.4 --- Prior Knowledge Injection --- p.40 === Chapter 4.5 --- Evaluation --- p.43 === Chapter 4.5.1 --- Parse Coverage in Understanding --- p.45 === Chapter 4.5.2 --- Parse Errors --- p.46 === Chapter 4.5.3 --- Analysis --- p.47 === Chapter 4.6 --- Chapter Summary --- p.49 === Chapter 5 --- Portability to Chinese --- p.50 === Chapter 5.1 --- Corpus Preparation --- p.50 === Chapter 5.1.1 --- Tokenization --- p.51 === Chapter 5.2 --- Experiments --- p.52 === Chapter 5.2.1 --- Unsupervised Grammar Induction --- p.52 === Chapter 5.2.2 --- Prior Knowledge Injection --- p.56 === Chapter 5.3 --- Evaluation --- p.58 === Chapter 5.3.1 --- Parse Coverage in Understanding --- p.59 === Chapter 5.3.2 --- Parse Errors --- p.60 === Chapter 5.4 --- Grammar Comparison Across Languages --- p.60 === Chapter 5.5 --- Chapter Summary --- p.64 === Chapter 6 --- Bi-directional Machine Translation --- p.65 === Chapter 6.1 --- Bilingual Dictionary --- p.67 === Chapter 6.2 --- Concept Alignments --- p.68 === Chapter 6.3 --- Translation Procedures --- p.73 === Chapter 6.3.1 --- The Matching Process --- p.74 === Chapter 6.3.2 --- The Searching Process --- p.76 === Chapter 6.3.3 --- Heuristics to Aid Translation --- p.81 === Chapter 6.4 --- Evaluation --- p.82 === Chapter 6.4.1 --- Coverage --- p.83 === Chapter 6.4.2 --- Performance --- p.86 === Chapter 6.5 --- Chapter Summary --- p.89 === Chapter 7 --- Conclusions --- p.90 === Chapter 7.1 --- Summary --- p.90 === Chapter 7.2 --- Future Work --- p.92 === Chapter 7.2.1 --- Suggested Improvements on Grammar Induction Process --- p.92 === Chapter 7.2.2 --- Suggested Improvements on Bi-directional Machine Trans- lation --- p.96 === Chapter 7.2.3 --- Domain Portability --- p.97 === Chapter 7.3 --- Contributions --- p.97 === Bibliography --- p.99 === Chapter A --- Original SQL Queries --- p.107 === Chapter B --- Induced Grammar --- p.109 === Chapter C --- Seeded Categories --- p.111