Using multiple adaptively-weighted strategies for the resolution of demonstratives:

Abstract: "The resolution of demonstratives is an interesting topic which nonetheless has received relatively little attention. As with pronominal anaphora, there is currently no comprehensive theory of demonstrative references, although there are numerous partial or microtheories. This dissert...

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Bibliographische Detailangaben
1. Verfasser: Brown, Ralf D. (VerfasserIn)
Format: Buch
Sprache:English
Veröffentlicht: Pittsburgh, Pa. School of Computer Science 1993
Schriftenreihe:School of Computer Science <Pittsburgh, Pa.>: CMU-CS 1993,148
Schlagworte:
Zusammenfassung:Abstract: "The resolution of demonstratives is an interesting topic which nonetheless has received relatively little attention. As with pronominal anaphora, there is currently no comprehensive theory of demonstrative references, although there are numerous partial or microtheories. This dissertation describes a multistrategy approach to resolving demonstrative pronouns and noun phrases, using constraint, preference, and recovery strategies implementing various microtheories and heuristics. The multistrategy approach, which has proven itself for resolving pronominal anaphora, allows easy integration of new microtheories
This provides incremental improvements in performance, permitting a decreasing reliance on user intervention as the system is able to resolve a larger percentage of demonstratives. A major weakness of the multistrategy approach, the necessity to carefully choose the weights of the strategies, is overcome by automatically optimizing the weights as demonstratives are resolved. Such an adaptively-weighted multistrategy approach has been implemented in the modular and extensible Master-D system which is expected to be applicable to other linguistic phenomena in addition to the resolution of demonstratives.
Beschreibung:Zugl.: Pittsburgh, Pa., Carnegie Mellon Univ., Diss.
Beschreibung:IV, 182 S. graph. Darst.

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