Semantic information, keyword expansion and related keyword search method and system

摘要

The present invention is a semantic information acquisition method and system, and a corresponding keyword expansion and search method and system for searching for articles and then classifying them, and corresponding to articles classified to acquire words within the category. A method and system is provided that includes performing word splitting and setting categories and words that serve as keyword semantic information. Also provided are a method and system for expanding keywords using a semantic information acquisition method, and a method and system for using keyword expansion to perform a search. The described semantic information acquisition method can only acquire the semantic information of the vocabulary in English only, and furthermore, it is difficult to update the Chinese synonym dictionary, so the word accurately based on the Chinese synonym dictionary It is possible to effectively avoid the technical problem in the prior art that the semantic information cannot be obtained and the classification of the semantic information cannot be realized based on the category information. The present invention is particularly suitable for searching using keywords, searching for large amounts of text, and organizing large amounts of related data and information. [Selection] Figure 1