The paper proposes an evaluation scheme of Web mining system capabilities based on the investigation of several existing survey projects of data mining systems.The scheme covers 4 aspects,i.e.commercial capability,algorithm capability,application capability and Web mining process capability.The preliminary evaluation scheme is then used to investigate 19 systems,which are either commercial products or research prototypes.Finally,the results of the survey are described.
In the light of the present status of network privacy violations,this paper analyzes the network privacy protection strategies in USA and Europe,and puts forward some strategies that may be adopted in China.
