[IEEE Proceedings of the IEEE-INNS-ENNS International Joint Conference on Neural Networks. IJCNN 2000. Neural Computing: New Challenges and Perspectives for the New Millennium - Como, Italy (2000.07.27-2000.07.27)] Proceedings of the IEEE-INNS-ENNS International Joint Conference on Neural Networks. IJCNN 2000. Neural Computing: New Challenges and Perspectives for the New Millennium - A connectionist approach for evaluating the complexity of interaction in the World Wide Web: the case of news groups