A System of Finding Specific-topic Resource Automatically
一个自动发现确定主题下资源的系统

Concentrates on the key techniques of design and implementation of the NDDS(NanDa Dolphin Searcher) system.This system uses the technique of VSM(Vector Space Model) to construct the topic of the searching automatically.Intelligint Crawler can find new related resource with specific goal and choice.The techenique of link analysis can find the most import resource,and sort the resource by their importance.The two ways of NDDS runing provide personalized searching and sharing resource service correspondingly.