Firstly,two concepts--customized information service and agent pattern are defined after the necessity analysis for portal information demands since the digitalizing of library. Then a model using agent pattern is built up to offer the portal information services from digital library. After the functional description of the model,some challenge and potential are put out.
庄鹏,张惠惠,夏佩福. 代理模式实现数字图书馆个性化信息服务模型[J]. 现代图书情报技术, 2003, 19(5): 15-17.
Zhuang Peng,Zhang Huihui,Xia Peifu. Agent Pattern Realizing a Model of Portal Information Service in Digital Library. New Technology of Library and Information Service, 2003, 19(5): 15-17.