On the premise of building an integral static repository, the verb affair clustering method provided in this paper features high rate of success to pick up the core meaning from articles in the inte.

The parts grouping method that based on genetic algorithm and BP neural network is proposed.

All document clustering methods are based on keywords now.

Web text clustering algorithm based on the nonstructural data mining model;

Ontology-based similarity measure for text clustering;

Topic discovery based on text clustering techniques;