Research On Application Of Knowledge Research Engine In Library Reference Service

Modern society is coming into the information society. we have entered the era of information explosion. The Internet provides us with a flood of information, in order to bring us more and faster information, but a large number of redundant information interfered with people's choice for accurate and useful information. Thus, the emergence of information retrieval technology has brought great convenience to the people. In particular, the emergence of search engines, so that the way people retrieve information from earth-shaking changes have taken place inLibraries also provide people with documentation and other information retrieval an important place. With the development of modern society, the library's work are also changing.Reference service is an important sign of the modernization of the library,and it is also the focus of the work of library services. The level of its advisory services is on behalf of the library as a whole. With the development of the Internet, both inside and outside the library environment has changed. In the construction of reference services, there are some new and old problems. Knowledge search engine, opens up a new reference model, and soon develops into a very large scale. If we applied knowledge search engine reference model to the library, we can further improve the construction of the library reference services.In this paper, through studying the origin of search engines and knowledge search engine, understand the characteristics and basis theoretical of knowledge sesarch engines. Combind it with library reference problems , and appliy the proposed model in library , and explore its advantages and applications in the library reference services.