1. Agrawal, R., Srikant, R., et al.: Fast algorithms for mining association rules. In: Proceedings of the 20th International Conference of Very Large Data Bases, VLDB, vol. 1215, pp. 487–499 (1994)
2. Blei, D.M., Lafferty, J.D.: Dynamic topic models. In: Proceedings of the 23rd International Conference on Machine Learning, pp. 113–120. ACM (2006)
3. Blei, D.M., Ng, A.Y., Jordan, M.I.: Latent Dirichlet allocation. J. Mach. Learn. Res. 3, 993–1022 (2003)
4. Chen, Y.S., Shahabi, C.: Automatically improving the accuracy of user profiles with genetic algorithm. In: Proceedings of IASTED International Conference on Artificial Intelligence and Soft Computing, pp. 283–288 (2001)
5. Claypool, M., Brown, D., Le, P., Waseda, M.: Inferring user interest. IEEE Internet Comput. 5(6), 32–39 (2001)