Publications

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2007
B. Biggio, Fumera, G., Pillai, I., Roli, F., and Satta, R., “Evading SpamAssassin with obfuscated text images”, Virus Bulletin, no. 11-2007, 2007. (689 KB)
B. Biggio, Fumera, G., Pillai, I., and Roli, F., “Image Spam Filtering by Content Obscuring Detection”, in Fourth Conference on Email and Anti-Spam (CEAS 2007), Microsoft Research Silicon Valley, Mountain View, California, 2007. (486.14 KB)
F. Roli, Biggio, B., Fumera, G., Pillai, I., and Satta, R., “Image Spam Filtering by Detection of Adversarial Obfuscated Text”, in NIPS Workshop on Machine Learning in Adversarial Environments for Computer Security, Whistler, British Columbia, Canada, 2007. (361.97 KB)
G. Fumera, Pillai, I., Roli, F., and Biggio, B., “Image spam filtering using textual and visual information”, in MIT Spam Conference 2007, Cambridge, MA, USA, 2007. (513.42 KB)
B. Biggio, Fumera, G., Pillai, I., and Roli, F., “Image Spam Filtering Using Visual Information”, in 14th Int. Conf. on Image Analysis and Processing (ICIAP 2007), Modena, Italy, 2007, pp. 105–110. (173.32 KB)
2006
G. Fumera, Pillai, I., and Roli, F., “Spam filtering based on the analysis of text information embedded into images”, Journal of Machine Learning Research (special issue on Machine Learning in Computer Security), vol. 7, pp. 2699-2720, 2006.
2005
G. Fumera, Roli, F., and Serrau, A., “Dynamics of Variance Reduction in Bagging and Other Techniques”, in 6th Int. Workshop on Multiple Classifier Systems (MCS 2005), Seaside, CA, USA, 2005, 2005th ed., vol. 3541, pp. 316-325.
G. Fumera and Roli, F., “A Theoretical and Experimental Analysis of Linear Combiners for Multiple Classifier Systems”, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol. 27, pp. 942-956, 2005. (887.92 KB)
2004
G. Fumera and Roli, F., “Analysis of error-reject trade-off in linearly combined multiple classifiers”, Pattern Recognition, vol. 37, pp. 1245-1265, 2004.
G. Fumera, Pillai, I., and Roli, F., “A Two-Stage Classifier with Reject Option for Text Categorisation”, in 5th Int. Workshop on Statistical Techniques in Pattern Recognition (SPR 2004), Lisbon, Portugal, 2004, vol. 3138, pp. 771-779. (151.61 KB)
2003
G. Fumera, Pillai, I., and Roli, F., “Classification with Reject Option in Text Categorisation Systems”, in 12th International Conference on Image Analysis and Processing (ICIAP 2003), Mantova, 2003, pp. 582-587. (209.28 KB)
G. Fumera and Roli, F., “Linear Combiners for Classifier Fusion: Some Theoretical and Experimental Results”, in 4th Int. Workshop on Multiple Classifier Systems (MCS 2003), Guildford, UK, 2003, vol. 2709, pp. 74-83.
2002
G. Fumera, “Advanced Methods for Pattern Recognition with the Reject Option”, Cagliari (Italy), 2002.
F. Roli, Fumera, G., and Vernazza, G., “Analysis of Error-Reject Trade-off in Linearly Combined Classifiers”, in 16th Int. Conferrence on Pattern Recognition (ICPR 2002), Québec City, Canada, 2002, pp. 120-123.
F. Roli and Fumera, G., “Analysis of Linear and Order Statistics Combiners for Fusion of Imbalanced Classifiers”, in 3rd Int. Workshop on Multiple Classifier Systems (MCS 2002), Cagliari, Italy, 2002, vol. 2364, pp. 252-261.
G. Fumera and Roli, F., “Cost-sensitive Learning in Support Vector Machines”, in Workshop on Machine Learning, Methods and Applications, held in the context of the 8th Meeting of the Italian Association of Artificial Intelligence (AI*IA), Siena, Italy, 2002.
F. Roli, Kittler, J., Fumera, G., and Muntoni, D., “An Experimental Comparison of Classifier Fusion Rules for Multimodal Personal Identity Verification Systems”, in 3rd Int. Workshop on Multiple Classifier Systems (MCS 2002), Cagliari, Italy, 2002, vol. 2364, pp. 325-335.
F. Roli, Fumera, G., and Kittler, J., “Fixed and Trained Combiners for Fusion of Unbalanced Pattern Classifiers”, in 5th Int. Conference on Information Fusion (IF 2002), Annapolis, Mariland, USA, 2002, pp. 278-284.
G. Fumera and Roli, F., “Performance Analysis and Comparison of Linear Combiners for Classifier Fusion”, in Structural, Syntactic, and Statistical Pattern Recognition, Joint IAPR International Workshops SSPR 2002 and SPR 2002, 2002, vol. 2396, pp. 424-432.
G. Fumera and Roli, F., “Support Vector Machines with Embedded Reject Option”, in Int. Workshop on Pattern Recognition with Support Vector Machines (SVM2002), Niagara Falls, Canada, 2002, pp. 68-82.
2001
G. Giacinto, Roli, F., and Fumera, G., “Adaptive Query Shifting for Content-Based Image Retrieval”, in Int. Workshop on Machine Learning and Data Mining in Pattern Recognition (MLDM’01), 2001, vol. 2123, pp. 337-346.
G. Giacinto, Roli, F., and Fumera, G., “Comparison and Combination of Adaptive Query Shifting and Feature Relevance Learning for Content-Based Image Retrieval”, in 11th International Conference on Image Analysis and Processing (ICIAP 2001), Palermo, Italy, 2001, pp. 422-427.
G. Fumera and Roli, F., “Error rejection in linearly combined multiple classifiers”, in Multiple Classifier Systems (MCS 2001), Robinson College, Cambridge, UK, 2001, vol. 2096, pp. 329-338.
G. Fumera, Roli, F., and Vernazza, G., “A Method for Error Rejection in Multiple Classifier Systems”, in 11th International Conference on Image Analysis and Processing (ICIAP 2001), 2001, pp. 454-458.
F. Roli and Fumera, G., “Support vector machines for remote-sensing image classification”, in Image and Signal Processing for Remote Sensing VI, 2001, vol. 4170, pp. 160-166.

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