1. Ureña-López, L.A., Díaz-Galiano, M.C., Montejo-Raez, A., Martín-Valdivia, M.T.: The Multimodal Nature of the Web: New Trends in Information Access. UPGRADE (The European Journal for the Informatics Professional). Monograph: Next Generation Web Search, 27–33 (2007)
2. Quinlan, J.R.: Induction of Decision Trees Machine Learning (1), 81–106 (1986)
3. Yang, Y., Pedersen, J.O.: A Comparative Study on Feature Selection in Text Categorization. In: Proceedings of ICML 1997, 14th International Conference on Machine Learning (1997)
4. Mitchell, T.: Machine Learning. McGraw-Hill, New York (1996)
5. Lee, W., Xiang, D.: Information-Theoretic Measures for Anomaly Detection. In: Proc. of the 2001 IEEE Symposium on Security and Privacy (2001)