Research on the Current Development Situation of the Third-Generation Search Engine

摘要

Taking the search engines mentioned in Related Documents, Alexa website and" 100 best alternative search engines" as the basic samples, this paper selects 43 third-generation search engines according with the definition standard from 148 basic samples, and makes the investigation on selected third-generation search engines from two aspects of basic features and functions, and analyzes the investigation results from five aspects of types distribution, functions distribution , languages distribution , popularities distribution and searching effects evaluation.