Improvement of Inverted Index in Search Engine System
Che Ming
Abstract
Che Ming
Abstract
The full-text inverted index based on automatic Chinese segmentation is a popular technology for Chinese search engines.In this paper,we propose a grouping inverted index method and an updating arithmetic by using the superadding index.The experiment shows that this two methods can improve the retrieval efficiency and have no negative influence on system's effectiveness.
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The full-text inverted index based on automatic Chinese segmentation is a popular technology for Chinese search engines.In this paper,we propose a grouping inverted index method and an updating arithmetic by using the superadding index.The experiment shows that this two methods can improve the retrieval efficiency and have no negative influence on system's effectiveness.
Key concepts: Inverted index, Computer science, Index (typography), Search engine, Information retrieval, Segmentation, Data mining, Search engine indexing