With the technology of Multi-Agent Cooperation,Meta-Search,machine learning based on relevant feedback,and improved algorithm with PageRank for Agent crawl,the system implements efficient,personalized and initiative online information retrieval.

• 该系统采用多Agent协作技术 ,Meta -Search技术 ,相关反馈学习算法 ,以及结合PageRank的期望度启发爬行算法 ,实现了高效的个性化 ,主动式在线信息发现。