Based On Ontology Of Personalized Digital Library Search Model Research

Digital Library (Digital Library) is a web-based, computer as a carrier, can remotely to books and other resources available to the reader, is knowledge sharing, easily accessible, available for access, intelligent knowledge platform. Compared to the traditional library services, saving manpower, space, time, no longer required specific collections and services of large venues, many service staff, also no longer because of staff time to service vacuum.Digital Library of personalized information retrieval services, reflects the people-oriented service concept. With the progress of the society, the nature of the service units from mainly the product quality competition gradually transition to service users, to comply with the real intention, so how can reflect the service advantage to become the enterprise to promote the focus. Personalized service of good interactivity, without limitation, targeted. It replaced the original follow the same pattern for all user mode, which makes the digital library service quality has been a qualitative leap.In this paper, the definition of digital library information retrieval and Application Research of Ontology technology and personalized technology; definition and classification are analyzed, and the information retrieval of digital library are closely integrated, to find a suitable starting point, so that the two new technologies can be better integrated into the retrieval, achieve professional, convenient, fast, personalized information retrieval.