Publications
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The Interpretation Of Verb Phrases In Dialogs
Presented and discussed are the kinds of knowledge necessary for interpreting references to actions, as well as algorithms for using that knowledge in interpreting dialog utterances about ongoing tasks and…
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Crisis In Ushasa: A Simulation Activity For Government Classes
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Metaphor, Metaphor Schemata, and Selective Inferencing
Three examples of metaphors are examined in detail in this light–a simple metaphor, a spatial metaphor schema, and a novel metaphor.
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Conversation As Planned Behavior
In this paper, a framework for investigating conversation, which for convenience will be called the Planning Approach, is developed from this hypothesis. It suggests a style of analysis to apply…
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Theoretical Foundations Of Linguistics and Automatic Text Processing
The interdisciplinary research required to design such systems have a common center, conceptually, in the development of new kinds of lexical information, since words are not only linguistics objects, they…
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Handling Complex Queries In A Distributed Data Base
As part of the continuing development of the LADDER system, we have substantially expanded the capabilities of the data base access component that serves as the interface between the natural-language…
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Artificial Intelligence: State Of The Art
The problems tackled by research workers and AI are typically large, complex, and involves ambiguity and uncertainty. AI attempts to come to grips with the real world, with all its…
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An Iconic Transform For Sketch Completion and Shape Abstraction
This paper shows how a simple label propagation technique, in conjunction with some novel ideas about how labels can be applied to an image to express semantic knowledge, lead to…
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Problem Solving Tactics
This paper describes the basic strategies of automatic problem solving, and then focuses on a variety of tactics for improving their efficiency.
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Utterance and Objective: Issues In Natural Language Communication
This paper evaluates the capabilities of natural language processing systems against requirements and identifies crucial areas for future research in language processing, common-sense reasoning, and their coordination.
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Computational Models Of Beliefs and The Semantics Of Belief-Sentences
We present a semantic interpretation for belief sentences and show how this interpretation overcomes some of the difficulties of alternative approaches, especially those based on possible-world semantics.
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Focusing and Description In Natural Language Dialogues
This paper describes focusing mechanisms based on domain structure clues which have been included in a computer system and, from this perspective, indicates future research problems entailed in modeling the…