Patent ID: 6728707
Filing Date: 2004-04-27
Classification: G06F,Y10S

Abstract:
Computer readable storage media having a relational text index for use in searching a corpus of text documents on a computer system, the computer system including an input device, an output device, dynamic memory and a processor, the relational text index including:noun phrases, verb phrases, prepositional phrases, adverbial phrases, adjectival phrases, and clauses from parsed sentences in the corpus of text documents, caseframe extractions applied to said parsed sentences, thematic role extractions corresponding to of caseframe extractions, said thematic role extractions including actors, actions and objects, location information for sentences and documents corresponding to thematic role extractions; wherein said thematic role extractions include generic thematic roles; and wherein said generic thematic roles are selected from the group consisting of actors, actions, objects, experiencers and specifier.