Integrated Natural Language Dialogue: A Computational Model

1. Introduction.- 1.1. Ellipsis in natural language.- 1.2. Ellipsis in natural language interfaces.- 1.3. Computational architecture.- 1.4. Outline of the book.- 2. Relevant Previous Work.- 2.1. Work on ellipsis resolution.- 2.1.1. Semantic grammar ellipsis resolution.- 2.1.2. Case frame ellipsis resolution.- 2.1.3. PSLI3 ellipsis resolution.- 2.2. Work on dialogue modelling.- 2.2.1. Syntactic focusing in discourse.- 2.2.2. Task-oriented focusing in dialogue.- 2.2.3. Formal discourse representation.- 2.2.4. Speech acts and dialogue modelling.- 2.2.5. Discourse grammar.- 2.2.6. Dialogue modelling in Psli3.- 2.3. Work on chart parsing.- 2.4. How Psli3 differs from other systems.- 3. An Analysis of Natural Language Dialogue.- 3.1. An Analysis of intersentential ellipsis.- 3.1.1. Top-level taxonomy of intersentential ellipsis.- 3.1.2. Understanding elliptical utterances.- 3.1.3. Other factors in intended effects.- 3.1.4. Analysis of short story dialogues.- 3.2. Other dialogue phenomena.- 3.2.1. Noun phrase references.- 3.2.2. Interactive recovery from user errors.- 3.3. Relationship of theory to implementation.- 4. The Implementation.- 4.1. Top-level organization.- 4.2. Semantic chart parsing.- 4.2.1. An example parse.- 4.2.2. Current syntactic coverage.- 4.2.3. Verb and noun phrase reference.- 4.2.4. Error recognition and recovery.- 4.2.5. Natural language generation.- 4.3. Ellipsis handling in the chart.- 4.3.1. Verb phrase reformulation ellipsis.- 4.3.2. Noun phrase ellipsis resolution.- 4.4. Correction, elaboration, and dialogue charts.- 4.4.1. Correction ellipsis.- 4.4.2. Elaboration ellipsis.- 4.4.3. Dialogue charts.- 4.5. The response phase.- 4.6. Future chart developments.- 5. The Program in Action.- 5.1. Introduction.- 5.2. The initial full sentence.- 5.3. Functional verb phrase ellipsis.- 5.4. Constituent verb phrase ellipsis.- 5.5. Another functional verb phrase ellipsis.- 5.6. Conclusion.- 6. Conclusion.- 6.1. Contributions.- 6.1.1. Ellipsis coverage.- 6.2. Future work.- 6.2.1. Straightforward extensions.- 6.2.2. Extensions within the framework.- 6.2.3. Extensions of the current framework.- References.