The Semantic Analysis Of Preposition Faced To Context And Its Application In Product Design

This text sums up and sorts processing for preposition structure in Chinese language, and applies semantic analysis of preposition structure into the machine transmission design. Via understanding and analysis to user requirement in the form of nature language, transforms analysis results into demand of conception design, in order to provide help for after design.This text introduces research instances and characteristics about NLU in machine design domain simply, via analyzing difficulties of Chinese semantic analysis and comparing several actual semantic analysis methods, we confirm conception attribute theory as the theory base. The emphases of this text is the research of familiar preposition structure, via analysis and researching of wording,functions and inside individual difference about preposition, we receive the detailed sorts of familiar preposition structure. Then we analyzed and researched the difficulty and theory base about preposition structure disposal, and gained commonly methods of preposition structure disposal. For the prepositions that can not be comprehended, we should discuss and solve them linking sections and chapters effectively. According to each sort of preposition structure, we give detailed resolve means and write semantic analysis program, realize the semantic analysis in domain.At last, this text applies semantic analysis of preposition structure into user demand analysis domain about machine product design, and via system testing the result is satisfactory comparatively.