1. Bekkerman, R., McCallum, A., Huang, G.: Automatic Categorization of Email into Folders: Benchmark Experiments on Enron and SRI Corpora. Technical Report IR-418, Center for Intelligent Information Retrieval, University of Massachusetts, Amherst (2004)
2. Case, J., Jain, S., Kaufmann, S., Sharma, A., Stephan, F.: Predictive Learning Models for Concept Drift. In: Proceedings of the Ninth International Conference on Algorithmic Learning Theory, pp. 276–290 (1998)
3. Dredze, M., Wallach, H.M., Puller, D., Pereira, F.: Generating Summary Keywords for Emails Using Topics. In: Proceedings of the 13th International Conference on Intelligent User Interfaces, pp. 199–206 (2008)
4. Freund, Y., Schapire, R.E.: A Short Introduction to Boosting. Journal of the Japanese Society for Artificial Intelligence 14, 771–780 (1999)
5. Lecture Notes in Artificial Intelligence;J. Gama,2004