Publications

•  Papers from DBLP

•  Google Scholar Profile

•  ResearchGate

  Journal papers

•  Luca Arrotta, Gabriele Civitarese, Claudio Bettini, "Semantic Loss: a new Neuro-Symbolic approach for Context-Aware Human Activity Recognition". Proceedings of the ACM on Interactive, Mobile, Wearable and Ubiquitous Technologies, 2024. (DOI: 10.1145/3631407).

• Luca Arrotta, Gabriele Civitarese, Claudio Bettini, "Probabilistic Knowledge Infusion through Symbolic Features for Context-Aware Activity Recognition". Pervasive and Mobile Computing, Elsevier, 2023. (DOI: 10.1016/j.pmcj.2023.101780).

• Marco Colussi, Gabriele Civitarese, Dragan Ahmetovic, Claudio Bettini, Roberta Gualtierotti, Flora Peyvandi, Sergio Mascetti, "Ultrasound detection of subquadricipital recess distension". Intelligent Systems With Applications, Elsevier, 2023. (DOI: 10.1016/j.iswa.2023.200183).

• Riccardo Presotto, Gabriele Civitarese, Claudio Bettini, "Federated Clustering and Semi-Supervised Learning: A New Partnership for Personalized Human Activity Recognition ". Pervasive and Mobile Computing, Elsevier, 2022. (DOI: 10.1016/j.pmcj.2022.101726).

• Riccardo Presotto, Gabriele Civitarese, Claudio Bettini, "Semi-Supervised and Personalized Federated Activity Recognition Based on Active Learning and Label Propagation". Personal and Ubiquitous Computing, Springer, 2022. DOI: 10.1007/s00779-022-01688-8

• L. Arrotta, G. Civitarese, C. Bettini. DeXAR: Deep Explainable Sensor-Based Activity Recognition in Smart-Home Environments. In: PROCEEDINGS OF THE ACM ON INTERACTIVE, MOBILE, WEARABLE AND UBIQUITOUS TECHNOLOGIES. - ISSN 2474-9567. - 6:1 (2022), pp. 1-30. [10.1145/3517224] 

• Luca Arrotta, Claudio Bettini, Gabriele Civitarese, "MICAR: Multi-Inhabitant Context-Aware Activity Recognition in Home Environments". Distributed and Parallel Database, Springer, 2022. (DOI: 10.1007/s10619-022-07403-z).

• G. Civitarese, J. Ye, M. Zampatti, C. Bettini. Collaborative activity recognition with heterogeneous activity sets and privacy preferences. JOURNAL OF AMBIENT INTELLIGENCE AND SMART ENVIRONMENTS. - ISSN 1876-1372. - 13:6(2021), pp. 433-452. doi:10.3233/AIS-210018

• Gabriele Civitarese, Timo Sztyler, Daniele Riboni, Claudio Bettini, Heiner Stuckenschmidt, POLARIS: Probabilistic and Ontological Activity Recognition in Smart-homes. IEEE Transactions on Knowledge and Data Engineering, vol. 33, no. 1, pp. 209-223, 1 Jan. 2021, doi: 10.1109/TKDE.2019.2930050

• C. Bettini, G. Civitarese, D. Giancane and R. Presotto, "ProCAVIAR: Hybrid Data-Driven and Probabilistic Knowledge-Based Activity Recognition," in IEEE Access, 2020, doi: 10.1109/ACCESS.2020.3015091.

• Claudio Bettini, Salil Kanhere, Marc Langheinrich, Archan Misra, Delphin Reinhardt. Is Privacy Regulation Slowing Down Research on Pervasive Computing?, IEEE Computer, 2020.

• Claudio Bettini, Gabriele Civitarese, Riccardo Presotto. CAVIAR: Context-driven Active and Incremental Activity Recognition, Knowledge-Based Systems, 2020,105816, ISSN 0950-7051, https://doi.org/10.1016/j.knosys.2020.105816.

• Sergio Mascetti, Gabriele Civitarese, Omar El Malak, Claudio Bettini, SmartWheels: Detecting Urban Features for Wheelchair Users' Navigation. Pervasive and Mobile Computing, Elsevier, 2020. (DOI: 10.1016/j.pmcj.2020.101115).

• Gabriele Civitarese, Claudio Bettini, Timo Sztyler, Daniele Riboni, Heiner Stuckenschmidt. newNECTAR: Collaborative active learning for knowledge-based probabilistic activity recognition. Pervasive and Mobile Computing, 56, 88-105, Elsevier, 2019. https://doi.org/10.1016/j.pmcj.2019.04.006

• Sergio Mascetti, Nadia Metoui, Andrea Lanzi, Claudio Bettini. EPIC: a Methodology for Evaluating Privacy Violation Risk in Cybersecurity Systems, Transactions on Data Privacy, 11:3 (2018) 239 - 277. http://www.tdp.cat/issues16/abs.a290a17.php.

• E. Toch, C. Bettini, E. Shmueli, L. Radaelli, A. Lanzi, D. Riboni, and B. Lepri. The privacy implications of cyber security systems: a technological survey. ACM Computing Surveys (CSUR), 51(2):1-27, ACM. 2018. DOI: 10.1145/3172869.

• Daniele Riboni, Claudio Bettini, Gabriele Civitarese, Zaffar Haider Janjua, Rim Helaoui. SmartFABER: Recognizing Fine-grained Abnormal Behaviors for Early Detection of Mild Cognitive Impairment. Artificial Intelligence in Medicine, Elsevier, 2016. (doi:10.1016/j.artmed.2015.12.001)

• Daniele Riboni, Claudio Bettini. Incremental Release of Differentially-Private Check-in Data. Pervasive and Mobile Computing, 16(B): 220-238, Elsevier, 2015.  (DOI: 10.1016/j.pmcj.2014.11.007)

• Claudio Bettini, Daniele Riboni. Privacy Protection in Pervasive Systems: State of the Art and Technical Challenges. Pervasive and Mobile Computing, 17(B):159-174, Elsevier, 2015. (DOI: 10.1016/j.pmcj.2014.09.010)

• Daniele Riboni, Antonio Villani, Domenico Vitali, Claudio Bettini, Luigi V. Mancini: Obfuscation of Sensitive Data for Incremental Release of Network Flows. IEEE/ACM Transactions on Networking, 23(2): 672-686,  2015. (DOI: 10.1109/TNET.2014.2309011)

• Sergio Mascetti, Letizia Bertolaja, Claudio Bettini. SafeBox: adaptable spatio-temporal generalization for location privacy protection, Transactions on Data Privacy 7(2): 131-163, 2014. PDF.

• Daniele Riboni, Claudio Bettini. Context provenance to enhance the dependability of ambient intelligence systems. Personal and Ubiquitous Computing 16(7): 799-818, Springer-Verlag London,  2012. (DOI 10.1007/s00779-011-0448-3)

• Daniele Riboni, Linda Pareschi, Claudio Bettini. JS-Reduce: Defending Your Data from Sequential Background Knowledge Attacks. IEEE Transactions on Dependable and Secure Computing, 9(3):387-400. IEEE Computer Society, 2012. (DOI: 10.1109/TDSC.2012.19 )

• Daniele Riboni, Claudio Bettini, OWL 2 Modeling and Reasoning with Complex Human Activities, Pervasive and Mobile Computing, 7(3):379-395, Elsevier Science, 2011. (DOI: 10.1016/j.pmcj.2011.02.001).

• Carmen Ruiz Vicente, Dario Freni, Claudio Bettini, Christian S. Jensen. Location-Related Privacy in Geo-Social Networks. IEEE Internet Computing, 15(3):20-27, 2011. (DOI: 10.1109/MIC.2011.29).

• Sergio Mascetti, Dario Freni, Claudio Bettini, X. Sean Wang, Sushil Jajodia. Privacy in geo-social networks: proximity notification with untrusted service providers and curious buddies, The VLDB Journal, 20(4):541-566, Springer, 2011. (DOI: 10.1007/s00778-010-0213-7).

• Daniele Riboni, Claudio Bettini, COSAR: Hybrid Reasoning for Context-aware Activity Recognition. Personal and Ubiquitous Computing, 15(3):271-289, Springer London, 2011. (DOI: 10.1007/s00779-010-0331-7).

• Claudio Bettini, Oliver Brdiczka, Karen Henricksen, Jadwiga Indulska, Daniela Nicklas, Anand Ranganathan, Daniele Riboni. A Survey of Context Modelling and Reasoning Techniques, Pervasive and Mobile Computing, 6(2):161-180, Elsevier Science, 2010.  (ISSN: 1574-1192. DOI: 10.1016/j.pmcj.2009.06.002 ).

• D. Malandrino, F. Mazzoni, D. Riboni, C. Bettini, M. Colajanni, V. Scarano. MIMOSA: Context-aware Adaptation for Ubiquitous Web Access. Personal and Ubiquitous Computing, 14(4):301-320, Springer London, 2010. (ISSN: 1617-4909. DOI: 10.1007/s00779-009-0232-9)

• A. Agostini, C. Bettini, D. Riboni. Hybrid Reasoning in the CARE Middleware for Context-Awareness, Int. J. Web Engineering and Technology, 5(1):3-23, Inderscience, 2009. (ISSN: 1476-1289, DOI: 10.1504/IJWET.2009.025011)

• Chao Yao, Lingyu Wang, X. Sean Wang, Claudio Bettini, Sushil Jajodia. Evaluating privacy threats in released database views by symmetric indistinguishability, Journal of Computer Security, 17(1):5-42, IOS Press, 2009. (ISSN: 0926-227X. DOI: 10.3233/JCS-2009-0317)

•  Daniele Riboni, Linda Pareschi, Claudio Bettini. Shadow Attacks to Users' Anonymity in Pervasive Computing Environments, Pervasive and Mobile Computing, 4(6): 819-835, Elsevier Science, 2008. (ISSN: 1574-1192. DOI: 10.1016/j.pmcj.2008.04.008).

•  Claudio Bettini, Linda Pareschi, Daniele Riboni. Efficient Profile Aggregation and Policy Evaluation in a Middleware for Adaptive Mobile Applications, Pervasive and Mobile Computing, 4(5): 697-718, Elsevier Science, 2008. (ISSN: 1574-1192. DOI:10.1016/j.pmcj.2008.04.002).

• Sergio Mascetti, Claudio Bettini, Dario Freni X. Sean Wang. Spatial generalisation algorithms for LBS privacy preservation , Journal of Location Based Services,  1(3), Taylor & Francis, 2007. (ISSN: 1748-9725. doi: 10.1080/17489720801941789.

• C. Bettini, D. Maggiorini, D. Riboni. Distributed Context Monitoring for the Adaptation of Continuous Services, World Wide Web Journal, 10(4):503-528, Springer Netherlands, 2007. (ISSN: 1085-2301. DOI: 10.1007/s11280-007-0028-7).

• C. Bettini, S. Mascetti, X.S. Wang. Supporting temporal reasoning by mapping calendar expressions to minimal periodic sets, Journal of Artificial Intelligence Research, 28: 299-348, AAAI Press, 2007. (ISSN: 1076-9757. DOI: 10.1613/jair.2136)

• C. Bettini, X. S. Wang, S. Jajodia. Information Release Control: a Learning-based Architecture, Journal on Data Semantics II, LNCS 3360, pp. 176-198, Springer Berlin/Heidelberg, 2005. (ISSN: 1861-2032. DOI: 10.1007/b104761)

• C. Bettini, S. Jajodia, X. S. Wang, D. Wijesekera. Reasoning with advanced policy rules and its application to access control, Journal of Digital Libraries, 4(3): 156-170, Springer Berlin/Heidelberg, 2004. (ISSN: 1432-5012. DOI: 10.1007/s00799-004-0078-8)

• Claudio Bettini, Simone Ruffini, Direct Granularity Conversions among Temporal Constraints, Journal of Universal Computer Science, 9(9):1123--1136, Springer, 2003. (ISSN: 0948-6968. DOI: 10.3217/jucs-009-09-1123 ).

• Claudio Bettini, Angelo Montanari, Temporal representation and reasoning, Data & Knowledge Engineering, 44(2): 139-141, Elsevier, 2003. (ISSN: 0169-023X. DOI: 10.1016/S0169-023X(02)00132-5.)

• C. Bettini, S. Jajodia, X. S. Wang, D. Wijesekera. Provisions and Obligations in Policy Rule Management, Journal of Network and Systems Management, 11(3): 351-372, Springer New York, 2003. (ISSN: 1064-7570. DOI: 10.1023/A:1025711105609)

• Claudio Bettini, Angelo Montanari, Research Issues and Trends in Spatial and Temporal Granularities. Annals of Mathematics and Artificial Intelligence, 36(1-2): 1-4, Springer Netherlands, 2002. (ISSN: 1012-2443. DOI: 10.1023/A:1015869832085.)

• C. Bettini, X. Wang, S. Jajodia, Solving Multi-Granularity Temporal Constraint Networks. Artificial Intelligence, 140(1-2): 107-152, Elsevier Science, 2002. (ISSN: 0004-3702. DOI: 10.1016/S0004-3702(02)00223-0.)

• C. Bettini, X. Wang, S. Jajodia, Temporal Reasoning in Workflow Systems. Distributed and Parallel Databases, 11(3):269-306, Springer Netherlands, 2002. (ISSN:0926-8782. DOI: 10.1023/A:1014048800604.)

• D. Aha, C. Bettini, et Al., AAAI 2000 Workshop Reports, AI Magazine, 22(1):127-135, AAAI Press, Menlo Park,  2001. (AI Magazine link)

• C. Bettini. An investigation of time granularity, Special Issue on Management of Temporal Information, Bulletin of the Italian Association for Artificial Intelligence, AI*IA Notizie, XIV(1), March 2001.

• C. Bettini, R. De Sibi, Symbolic Representation of User-Defined Time Granularities. Annals of Mathematics and Artificial Intelligence, 30(1-4):53-92, Springer Netherlands, 2000. (ISSN: 1012-2443. DOI: 10.1023/A:1016686623228)

• C. Bettini, X. Wang, S. Jajodia. Mining Temporal Relationships with Multiple Granularities in Time Sequences, IEEE Data Engineering Bulletin, 21(1):32-38, 1998.

• E. Bertino, C. Bettini, E. Ferrari, and P. Samarati, An Access Control Model Supporting Periodicity Constraints and Temporal Reasoning. ACM Transactions on Database Systems, 23(3):231--285, ACM, 1998. (ISSN: 0362-5915. DOI: 10.1145/293910.293151)

• C. Bettini, X. Wang, S. Jajodia, A General Framework for Time Granularity and its Application to Temporal Reasoning. Annals of Mathematics and Artificial Intelligence, 22 (1,2):29-58, Springer Netherlands, 1998. (ISSN: 1012-2443. DOI:10.1023/A:1018938007511)

• C. Bettini, X. Wang, J. Lin, S. Jajodia, Discovering Frequent Event Patterns With Multiple Granularities in Time Sequences. IEEE Transactions on Knowledge and Data Engineering. 10 (2), 1998. (ISSN: 1041-4347. DOI: 10.1109/69.683754)

• E. Bertino, C. Bettini, E. Ferrari, P. Samarati, Decentralized Administration for a Temporal Access Control Model, Information Systems, 22(4):223-248, 1997. (ISSN: 0306-4379. DOI: 10.1016/S0306-4379(97)00013-6)

• C. Bettini, X. Wang, S. Jajodia, Temporal Semantic Assumptions and Their Use in Databases. IEEE Transactions on Knowledge and Data Engineering, 10(2), 1998. (ISSN: 1041-4347. DOI: 10.1109/69.683757)

• C. Bettini, Time Dependent Concepts: Representation and Reasoning Using Temporal Description Logics. Data & Knowledge Engineering,  22(1):1-38, Elsevier Science, 1997. (ISSN: 0169-023X. doi: 10.1016/S0169-023X(96)00036-5.)

• X. Wang, C. Bettini, A. Brodsky, S. Jajodia, Logical Design for Temporal Databases with Multiple Granularities, ACM Transactions on Database Systems, 22(2):115-170, ACM New York, 1997. (ISSN: 0362-5915. doi: 10.1145/249978.249979)

• E. Bertino, C. Bettini, E. Ferrari, P. Samarati, A temporal access control mechanism for database systems, IEEE Transactions on Knowledge and Data Engineering, 8(1):67-80, 1996. (ISSN: 1041-4347. doi: 10.1109/69.485637)

• C. Bettini, L. Spampinato, The connection machine opportunity for the implementation of a concurrent functional language, Future Generation Computer Systems, 7(2,3):231-245, Elsevier Science, The Netherlands, 1992. (ISSN: 0167-739X. doi: 10.1016/0167-739X(92)90010-9)

  Chapters or refereed contributions in books

• Bettini C. (2021) Geo-Social Networks Privacy. In: Jajodia S., Samarati P., Yung M. (eds) Encyclopedia of Cryptography, Security and Privacy. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-27739-9_1533-1

• Aris Gkoulalas-Divanis, Claudio Bettini. Introduction to Mobility Data Privacy. In Handbook of Mobile Data Privacy,  Aris Gkoulalas-Divanis, Claudio Bettini (Eds.), Springer, 2018: 1-9. DOI: 10.1007/978-3-319-98161-1_1

• Claudio Bettini. Privacy Protection in Location-Based Services: A Survey. In Handbook of Mobile Data Privacy,  Aris Gkoulalas-Divanis, Claudio Bettini (Eds.), Springer, 2018: 73-96. DOI: 10.1007/978-3-319-98161-1_4

• C. Bettini, X. Wang, S. Jajodia. Temporal Granularity. In Encyclopedia of Database Systems, Second edition. Editors-in-chief: Liu, Ling; Özsu, M. Tamer, Springer, 2017.   ISBN: 978-1-4899-7993-3. DOI:10.1007/978-1-4899-7993-3_397-3.

• C. Bettini. Temporal Access Control. In Encyclopedia of Cryptography and Security, 2nd edition, Springer, 2011. ISBN: 978-1-4419-5905-8 (DOI: 10.1007/978-1-4419-5906-5_831).

• C. Bettini, S. Mascetti, D. Freni, X.S. Wang, S. Jajodia. Privacy and anonymity in Location Data Management. In Privacy-Aware Knowledge Discovery: Novel Applications and New Techniques, F. Bonchi, E. Ferrari (Eds.), Chapman & Hall/CRC Data Mining and Knowledge Discovery Series, 2011. ISBN: 978-1439803653.

• Claudio Bettini, Sergio Mascetti, Xiaoyang Sean Wang, Dario Freni, Sushil Jajodia: Anonymity and Historical-Anonymity in Location-Based Services. In Privacy in Location-Based Applications: Research Issues and Emerging Trends, C. Bettini, S. Jajodia, P. Samarati, X.S. Wang (Eds.), Springer, 2009. ISBN: 978-3-642-03510-4.

• C. Bettini, X. Wang, S. Jajodia. Temporal Granularity. In Encyclopedia of Database Systems, first edition. Editors-in-chief: Liu, Ling; Özsu, M. Tamer, Springer, 2009.

• Daniele Riboni, Linda Pareschi, Claudio Bettini, Privacy in Georeferenced Context-aware Services: A Survey. In Privacy in Location-Based Applications: Research Issues and Emerging Trends, C. Bettini, S. Jajodia, P. Samarati, X.S. Wang (Eds.), Springer, 2009. ISBN: 978-3-642-03510-4.

• C. Bettini, S. Mascetti, X.S. Wang. Privacy Protection through Anonymity in Location-based Services. In Handbook of Database Security: Applications and Trends, Gertz, Michael; Jajodia, Sushil (Eds.), Springer, 2008. ISBN: 978-0-387-48532-4.

• C. Bettini, S. Mascetti, X.S. Wang. Privacy Threats in Location-based Services. In Encyclopedia of GIS, Shekhar, Shashi; Xiong, Hui (Eds.), pp. 906-912, Springer, 2008. ISBN: 978-0-387-30858-6. DOI:10.1007/978-0-387-35973-1_1022

• Alessandra Agostini, Claudio Bettini, Daniele Riboni. Integrated Profiling of Users, Terminals, and Provisioning Environments. In The Handbook of Mobile Middleware, P. Bellavista and A. Corradi (Eds.), pp. 901-937, Auerbach Publications, 2006. ISBN: 0849338336.

• C. Bettini, S. Mascetti, V. Pupillo. A System Prototype for Solving Multi-Granularity Temporal CSP, In Recent Advances in Constraints, B. Faltings, A. Petcu, F. Rossi, F. Fages (Eds.), LNAI 3419, pp.142-156, Springer-Verlag Berlin Heidelberg, 2005. ISBN: 978-3-540-25176-7.

• C. Bettini, X. Wang, S. Jajodia. An Architecture to Inter-Operability in Temporal Databases. In Temporal Databases: Research and Practice, O. Etzion, S. Jajodia, S. Sripada (Eds.), LNCS State-of-the-art Survey 1399, pp. 36-55, Springer, 1998. ISBN: 978-3-540-64519-1.

• C. Bettini, C.E. Dyreson, W.S. Evans, R.T. Snodgrass, X.S. Wang. A glossary of time granularity concepts. In book: Temporal Databases: Research and Practice, O. Etzion, S. Jajodia, S. Sripada (Eds.), LNCS State-of-the-art Survey 1399, pp. 406-413, Springer, 1998. ISBN: 978-3-540-64519-1.

• Claudio Bettini, A formalization of interval based temporal subsumption in first order logic, in Foundations of Knowledge Representation and Reasoning, Lecture Notes in Artificial Intelligence, Vol. 810, Springer Verlag, 1994. ISBN: 978-3-540-58107-9.

  Guest edited journal issues and edited proceedings.

• Special Issue on Mobile Security and Privacy, Pervasive and Mobile Computing, Kim-Kwang Raymond Choo, Lior Rokach and Claudio Bettini (Eds.), 32:1-112, 2016. ISSN 1574-1192.

• Selected papers from the Eleventh Annual IEEE International Conference on Pervasive Computing and Communications (PerCom 2013), Pervasive and Mobile Computing, C. Bettini, M. Gruteser, C. Julien, M. Portmann (Eds.), 10-A:1-118, 2014. ISSN 1574-1192.

• Selected papers from the Ninth Annual IEEE International Conference on Pervasive Computing and Communications (PerCom 2011), Pervasive and Mobile Computing, J. Indulska, C. Bettini, R. Campbell, C. Mascolo (Eds.), 7(6):641-760, 2011. ISSN 1574-1192.

• Proceedings of the PiLBA International Workshop, C. Bettini, S. Jajodia, P. Samarati, X. S. Wang (Eds.), CEUR Vol-397, 2008. ISSN 1613-0073.

• Special issue on Temporal Representation and Reasoning, Data & Knowledge Engineering Journal, Elsevier Science, 44(2), 2003.

•  Special issue on Research Issues and Trends in Spatial and Temporal Granularity, Annals of Mathematics and Artificial Intelligence, Baltzer, 36(1-2), 2002.

• Proceedings of the Eighth International Symposium on Temporal Representation and Reasoning. Edited by Claudio Bettini and Angelo Montanari. IEEE Computer Society, Los Alamitos, CA, 2001.

• Spatial and Temporal Granularity: Papers from the AAAI Workshop. Edited by Claudio Bettini and Angelo Montanari. Technical Report WS-00-08, 102 pp., The AAAI Press, Menlo Park, CA, 2000. ISBN 1-57735-123-1.

 Invited keynote papers

• Claudio Bettini. The Pervasive Hospital Vision: Challenges for Data Management and Context Reasoning. Keynote at the 20th IEEE Workshop on Context Modeling and Reasoning (CoMoRea '24). In conjunction with IEEE PerCom, Biarritz, France. IEEE Computer Society, 2024.

• Claudio Bettini. Human Activity Sensing: Challenges and Opportunities. Keynote at the 3rd International Workshop on Human-Centered Computational Sensing (HCCS'22), In conjunction with IEEE PerCom, Pisa, Italy, 2022.

• Claudio Bettini. A journey in context awareness: challenges and opportunities. Keynote at the 18th EAI International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services (Mobiquitous'21), Beppu, Japan, November 8-11, 2021.

• Claudio Bettini. Personal data protection in pervasive health systems. Invited keynote at the 2nd IEEE Workshop on Pervasive Health  ( PerHealth'17). IEEE Computer Society, 2017.

• Claudio Bettini. On the impact of activity recognition in monitoring cognitive decline. Invited keynote at the 13th IEEE Workshop on Context Modeling and Reasoning (CoMoRea '16). IEEE Computer Society, 2016.

• Claudio Bettini, Xiaoyang Sean Wang, Sushil Jajodia: How Anonymous Is k-Anonymous? Look at Your Quasi-ID. Invited keynote paper. Proc. of 5th VLDB workshop on Secure Data Management (SDM '08), LNCS 5159, Springer, 2008. (ISBN 978-3-540-85258-2. DOI: 10.1007/978-3-540-85259-9_1)

•  Claudio Bettini. Web Services for Time Granularity Reasoning, Invited keynote paper. Proc. of TIME-ICTL Symposium,  IEEE Computer Society, Los Alamitos, CA, 2003. (ISBN: 0-7695-1912-1. IEEE Link)

 Conference papers

• Luca Arrotta, Gabriele Civitarese, Claudio Bettini. "SelfAct: Personalized Activity Recognition based on Self-Supervised and Active Learning ". In Proceedings of the 20th EAI International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services (Mobiquitous), EAI, 2023.

• Riccardo Presotto, Sannara Ek, Gabriele Civitarese, François Portet, Philippe Lalanda, Claudio Bettini, "Combining Public Human Activity Recognition Datasets to Mitigate Labeled Data Scarcity". In IEEE International Conference on Smart Computing (SMARTCOMP), 2023.

• Luca Arrotta, Gabriele Civitarese, Michele Fiori, Claudio Bettini, "Explaining Human Activities Instances Using Deep Learning Classifiers ". In 2022 IEEE International Conference on Data Science and Advanced Analytics (DSAA), 2022.

• Luca Arrotta, Gabriele Civitarese, Claudio Bettini, "Knowledge Infusion for Context-Aware Sensor-Based Human Activity Recognition". In 2022 IEEE International Conference on Smart Computing (SMARTCOMP), 2022. 

• Riccardo Presotto, Gabriele Civitarese, Claudio Bettini, FedCLAR: Federated Clustering for Personalized Sensor-Based Human Activity Recognition. In Proceedings of the 20th IEEE International Conference on Pervasive Computing and Communications (PerCom), IEEE Computer Society, 2022.

• Arrotta, L., Bettini, C., Civitarese. The MARBLE Dataset: Multi-Inhabitant Activities of Daily Living Combining Wearable and Environmental Sensors Data. I18th EAI International Conference on Mobile and Ubiquitous Systems: Computing, Networking and Services (Mobiquitous), Beppu, Japan, November 8-11, 2021.

• Luca Arrotta, Claudio Bettini, Gabriele Civitarese and Riccardo Presotto, Context-Aware Data Association for Multi-Inhabitant Sensor-Based Activity Recognition, Proc. of the 21st International Conference on Mobile Data Management (MDM), IEEE Computer Society, 2020.

• Gabriele Civitarese, Sergio Mascetti, Alberto Butifar, Claudio Bettini. Automatic Detection of Urban Features from Wheelchair Users' Movements. Proc. of the 17th IEEE International Conference on Pervasive Computing and Communications (PERCOM), IEEE Computer Society, 2019.

• Gabriele Civitarese, Claudio Bettini, Timo Sztyler, Daniele Riboni, Heiner Stuckenschmidt. NECTAR: kNowledge-basEd Collaborative acTive learning for Activity Recognition. Proc. of the 16th IEEE International Conference on Pervasive Computing and Communications (PERCOM), IEEE Computer Society, 2018.

• Zaffar Haider Janjua, Daniele Riboni, Claudio Bettini. Towards automatic induction of abnormal behavioral patterns for recognizing mild cognitive impairment. Proceedings of the 31st Annual ACM Symposium on Applied Computing (SAC), pp. 143-148,  ACM 2016, ISBN 978-1-4503-3739-7.

• Daniele Riboni, Claudio Bettini, Gabriele Civitarese, Zaffar Haider Janjua, Rim Helaoui. Fine-grained Recognition of Abnormal Behaviors for Early Detection of Mild Cognitive Impairment. Proc. of the 13th IEEE International Conference on Pervasive Computing and Communications (PERCOM), IEEE Computer Society, 2015.

• Daniele Riboni, Claudio Bettini. Differentially-Private Release of Check-in Data for Venue Recommendation. Proc. of the 12th IEEE International Conference on Pervasive Computing and Communications (PERCOM), IEEE Computer Society, 2014.

• Sergio Mascetti, Letizia Bertolaja and Claudio Bettini. A Practical Location Privacy Attack in Proximity Services. Proc. of the 14th International Conference on Mobile Data Management (MDM), IEEE Computer Society, 2013.

• Sergio Mascetti, Letizia Bertolaja, Claudio Bettini: Location privacy attacks based on distance and density information. SIGSPATIAL/GIS 2012: 514-517.

• Daniele Riboni, Antonio Villani, Domenico Vitali, Claudio Bettini, Luigi V. Mancini: Obfuscation of sensitive data in network flows. INFOCOM: 2372-2380, 2012. (DOI: 10.1109/INFCOM.2012.6195626)

• D. Riboni, L. Pareschi, C. Bettini, Integrating Identity, Location, and Absence Privacy in Context-aware Retrieval of Points of Interest. Proc. of the 12th International Conference on Mobile Data Management (MDM), IEEE Computer Society, 2011.

• Dario Freni, Carmen Ruiz Vicente, Sergio Mascetti, Claudio Bettini, Christian S. Jensen. Preserving Location and Absence Privacy in Geo-Social Networks. Proc. of 19th ACM International Conference on Information and Knowledge Management (CIKM), ACM, 2010. (DOI: 10.1145/1871437.1871480)

• D. Riboni, L. Pareschi, C. Bettini, S. Jajodia. Preserving Anonymity of Recurrent Location-based Queries. Proc. of 16th International Symposium on Temporal Representation and Reasoning (TIME), IEEE Computer Society, 2009. (DOI: 10.1109/TIME.2009.8)

• D. Riboni and C. Bettini, Cor-Split: Defending Privacy in Data Re-Publication from Historical Correlations and Compromised Tuples. Proc. of the 21st International Conference on Scientific and Statistical Database Management (SSDBM), Springer, 2009. (DOI: 10.1007/978-3-642-02279-1_40)

• D. Riboni and C. Bettini, Context-aware Activity Recognition through a Combination of Ontological and Statistical Reasoning. Proc. of the 6th International Conference on Ubiquitous Intelligence and Computing (UIC), Springer, 2009. (DOI: 10.1007/978-3-642-02830-4_5)

• S. Mascetti, C. Bettini, D. Freni, X.S. Wang, S. Jajodia. Privacy-Aware Proximity Based Services. Proc. of the 10th International Conference on Mobile Data Management (MDM), IEEE Computer Society, 2009. (DOI: 10.1109/MDM.2009.14)

• S. Mascetti, C. Bettini, X.S. Wang, D. Freni, S. Jajodia. ProvidentHider: an Algorithm to Preserve Historical k-Anonymity in LBS. Proc. of the 10th International Conference on Mobile Data Management (MDM), IEEE Computer Society, 2009. (DOI: 10.1109/MDM.2009.28)

• L. Pareschi, D. Riboni, C. Bettini. Protecting Users' Anonymity in Pervasive Computing Environments. Proc. of the Sixth IEEE International Conference on Pervasive Computing and Communications (PERCOM), pp. 11-19, IEEE Computer Society, 2008. (Nominated for Mark Weiser Best Paper Award, DOI: 10.1109/PERCOM.2008.58)

• L. Pareschi, C. Bettini. Beyond Anonymity in Location Based Services. Proc. of the Fifteenth Italian Symposium on Advanced Database Systems (SEBD), ISBN: 978-88-902981-0-3, 2007.

• C. Bettini, D. Riboni. Context-aware Web Services for Distributed Retrieval of Points of Interest. Proc. of International Conference on Internet and Web Applications and Services (ICIW). IEEE Computer Society, 2007.

• C. Bettini, S. Mascetti, X.S. Wang, S. Jajodia. Anonymity in Location-based Services: Towards a General Framework. Proc. of the 8th International Conference on Mobile Data Management (MDM), IEEE Computer Society, 2007.

• S. Mascetti, C. Bettini, X.S. Wang, S. Jajodia. k-Anonymity in Databases with Timestamped Data. Proc. of 13th International Symposium on Temporal Representation and Reasoning (TIME), pp. 20-25, IEEE Computer Society, 2006.

• C. Bettini, D. Maggiorini, D. Riboni. Distributed Context Monitoring for Continuous Mobile Services. Proc. of  IFIP TC8 Working Conference on Mobile Information Systems (MOBIS), Springer, 2005.

• A. Agostini, C. Bettini, D. Riboni. Loosely Coupling Ontological Reasoning with an Efficient Middleware for Context-awareness. Proc. of the Second Annual International Conference on Mobile and Ubiquitous Systems: Networking and Services (MobiQuitous), pp. 175-182, IEEE Computer Society, 2005. ISBN 0-7695-2375-7.

• C. Bettini, S. Mascetti. An Efficient Algorithm for Minimizing Time Granularity Periodical Representations. Proc. of 12th International Symposium on Temporal Representation and Reasoning (TIME), pp. 20-25, IEEE Computer Society, 2005.

• A. Agostini, C. Bettini, N. Cesa-Bianchi, D. Maggiorini, D. Riboni, M. Ruberl, C. Sala, D. Vitali. Towards highly adaptive services for mobile computing. Mobile Information Systems, IFIP TC 8 Working Conference on Mobile Information Systems (MOBIS), E. Lawrence, B. Pernici, J. Krogstie (Eds.), pp. 121--134, Springer, 2004. ISBN 0-387-22851-9.

• C. Bettini, D. Riboni. Profile Aggregation and Policy Evaluation for Adaptive Internet Services. Proc. of the First Annual International Conference on Mobile and Ubiquitous Systems: Networking and Services (MobiQuitous), pp. 290-298, IEEE Computer Society, 2004.

• C. Bettini, S. Mascetti, X. Wang. Mapping Calendar Expressions into Periodical Granularities. Proc. of 11th International Symposium on Temporal Representation and Reasoning (TIME), pp. 96-102, IEEE Computer Society, 2004.

• C. Bettini, S. Ruffini. Deriving abstract views of multi-granularity temporal constraint networks. Proc. of 13th International Conference on Database and Expert Systems Applications (DEXA), LNCS 2453, pp. 454--463, Springer, 2002.

• C. Bettini, S. Jajodia, X. S. Wang, D. Wijesekera. Provisions and Obligations in Policy Rule Management and Security Applications. Proc. of 28th International Conference on Very Large Data Bases (VLDB), Morgan Kaufmann, 2002.

• C. Bettini. Semantic compression of temporal data. Proc. of 2nd International Conference on Web-Age Information Management (WAIM), Springer LNCS 2118, pp.267-278, 2001.

• C. Bettini, X. S. Wang, S. Jajodia. Minimizing agent synchronization in workflow systems with temporal constraints. Proc. of of the ninth Italian Symposium on Advanced Database Systems (SEBD), Venice, Italy, 2001.

• C. Bettini, X. S. Wang, S. Jajodia. Free Schedules for Free Agents in Workflow Systems. Proc. of 7th International Workshop on Temporal Representation and Reasoning (TIME), IEEE Computer Society, 2000.

• C. Bettini, R. De Sibi. Symbolic Representation of User-defined Time Granularities. Proc. of 6th International Workshop on Temporal Representation and Reasoning (TIME), Orlando, FL, pp. 17--28, IEEE Computer Society, 1999.

• C. Bettini, X. Wang, S. Jajodia. Satisfiability of Quantitative Temporal Constraints with Multiple Granularities. Proc. of 3rd Intern. Conf. on Principles and Practice of Constraint Programming (CP), pp. 435-449, Springer-Verlag LNCS 1330,1997.

• E. Bertino, C. Bettini, E. Ferrari, and P.Samarati. Supporting periodic authorizations and temporal reasoning in database access control. Proc. of International Conference on Very Large Data Bases (VLDB), Morgan Kauffman,1996.

• C. Bettini, X. Wang, S. Jajodia. A General Framework and Reasoning Models for Time Granularity. Proc. of 3rd International Workshop on Temporal Representation and Reasoning (TIME), IEEE Computer Society Press,1996.

• E. Bertino, C. Bettini, E. Ferrari, P. Samarati. A Decentralized Temporal Authorization Model. Proc. of 12th International Information Security Conference (SEC), Chapman & Hall,1996.

• C. Bettini, X. Wang, and S. Jajodia. Testing complex temporal relationships involving multiple granularities and its application to data mining. Proc. of ACM SIGACT-SIGMOD-SIGART Symposium in Principles of Database Systems (PODS), ACM Press,1996.

• C. Bettini, X. Wang, E. Bertino, S. Jajodia. Semantic Assumptions and Query Evaluation in Temporal Databases. Proc. of ACM Int. Conference on Management of Data (SIGMOD), ACM Press, 1995.

• E. Bertino, C. Bettini, P. Samarati. A Temporal Authorization Model. Proc. of 2nd ACM International Conference on Computer and Communications Security (CCS), pp. 126-135, ACM Press, 1994.

• C. Bettini. A family of temporal terminological logics. Proc. of Third Congress of the Italian Association for Artificial Intelligence (AI*IA), pp. 120--131, LNAI N.728, Springer, 1993.

• C. Bettini. Taxonomic reasoning on temporal descriptions. in Advances in Artificial Intelligence: Theory and Application. Proc. of the 6th International Conference on Systems Research, Informatics and Cybernetics, pp. 171-176, I.I.A.S. Publisher, Canada, 1992.

• A. Fabiano, C. Bettini, S. Chin, A model based assistant for quantum chemistry programs. Proc. of the 7th IEEE Conference on Artificial Intelligence Applications, pp. 114--117,  IEEE Computer Society Press, 1991.

• C. Bettini, S. Chin, Towards a speech oriented programming environment. Proc. of IEEE International Conference on Computer and Communication Systems (TENCON), pp. 592--595,  IEEE Computer Society Press, 1990.

• A. Fabiano, C. Bettini, and S. Chin. COUSIN: A COoperative USer INterface for HONDO. Proc. of 2nd International Symposium on Expert Systems and Neural Networks, pp. 154-157, Acta Press, 1990. (ISBN 0-88986-166-8)

• C. Bettini, L. Spampinato, The connection machine opportunity for the implementation of a concurrent functional language. Proc. of International Conference on Information Technology (INFOJAPAN), pp. 331--338, Information Processing Society of Japan, 1990.

Workshop, Demo and Poster Papers

• Riccardo Presotto, Gabriele Civitarese, Claudio Bettini. "Is Querying Users Acceptable for Human Activity Recognition Based on Active Learning?". In Proceedings of the 2023 IEEE International Conference on Pervasive Computing and Communications Workshops (ARDUOUS), IEEE, 2023.

• Riccardo Presotto, Gabriele Civitarese, Claudio Bettini. Preliminary Results on Sensitive Data Leakage in Federated Human Activity Recognition. Proceedings of the IEEE International Conference on Pervasive Computing and Communications Workshops (CoMoRea). IEEE,  2022. 

• Claudio Bettini, Gabriele Civitarese, Michele Fiori. Explainable Activity Recognition over Interpretable Models. Proceedings of the IEEE International Conference on Pervasive Computing and Communications Workshops (CoMoRea): 32-37. IEEE, 2021.

• Gabriele Civitarese, Riccardo Presotto, Claudio Bettini. Demo: Hybrid Data-Driven and Context-Aware Activity Recognition with Mobile Devices. Adjunct Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and the 2019 International Symposium on Wearable Computers (UbiComp/ISWC '19 Adjunct), 2019.

• Gabriele Civitarese, Claudio Bettini. Monitoring objects manipulations to detect abnormal behaviors. Proceedings of the IEEE International Conference on Pervasive Computing and Communications (Workshops).  PerHealth’17: Second IEEE PerCom Workshop on Pervasive Health Technologies, IEEE 2017.

• Gabriele Civitarese, Stefano Belfiore, Claudio Bettini, Let the objects tell what you are doing. In proceedings of 4th int workshop on human activity sensing corpus and applications: towards open-ended context awareness (HASCA),  UbiComp Adjunct 2016: 773-782.

• Daniele Riboni, Gabriele Civitarese, Claudio Bettini. Analysis of Long-term Abnormal Behaviors for Early Detection of Cognitive Decline. In Proceedings of the IEEE International Conference on Pervasive Computing and Communications Workshops (PASTA2016: Workshop on PervAsive Technologies and care systems for sustainable Aging-in-place), IEEE, 2016.

• Daniele Riboni, Claudio Bettini, Gabriele Civitarese, Zaffar Haider Janjua, Viola Bulgari, From Lab to Life: Fine-grained Behavior Monitoring in the Elderly's Home. In Proceedings of the IEEE International Conference on Pervasive Computing and Communications Workshops, IEEE 2015.

• Gabriele Civitarese, Zaffar Haider Janjua, Daniele Riboni, Claudio Bettini, Demonstration of the FABER System for Fine-grained Recognition of Abnormal Behaviors. In Proceedings of the IEEE International Conference on Pervasive Computing and Communications Workshops, IEEE 2015.

• A. Acquisti, C. Bettini, R. Böhme, et al.. Personal Data Service: Accessing and Aggregating Personal Data. In 'My Life, Shared' - Trust and Privacy in the Age of Ubiquitous Experience Sharing (Dagstuhl Seminar 13312) Dagstuhl Reports, Volume 3, Issue 7, pp.74-107, doi: 10.4230/DagRep.3.7.74 A. Acquisti, I.Krontiris, M. Langheinrich, and M. A. Sasse (Eds.), 2013.

• A. Villani, D. Vitali, D. Riboni, C. Bettini and L.V. Mancini. Obsidian: A Scalable and Efficient Framework for NetFlow Obfuscation. Proc. of the 32nd IEEE International Conference on Computer Communications (IEEE INFOCOM), 2013.

• D. Riboni,  C. Bettini. A Platform for Privacy-Preserving Geo-Social Recommendation of Points of Interest, Demo paper, Proc. of the 14th International Conference on Mobile Data Management (MDM ’13), IEEE Computer Society, 2013.

• Rim Helaoui, Daniele Riboni, Mathias Niepert, Claudio Bettini, Heiner Stuckenschmidt, Towards Activity Recognition using Probabilistic Description Logics. In Activity Context Representation: Techniques and Languages, AAAI Technical Report WS-12-05, pp. 26-31. AAAI, 2012.

• D. Riboni,  C. Bettini. Private Context-aware Recommendation of Points of Interest: An Initial Investigation Proc. of  9th International Workshop on Context Modeling and Reasoning (CoMoRea ’12), IEEE Computer Society, 2012.

• D. Riboni, L. Pareschi, L. Radaelli, C. Bettini. Is Ontology-based Activity Recognition Really Effective? Proc. of  8th International Workshop on Context Modeling and Reasoning (CoMoRea ’11), IEEE Computer Society, 2011.

• D. Freni, S. Mascetti, C. Bettini, Marco Cozzi. Pcube: A System to Evaluate and Test Privacy-Preserving Proximity Services. Demo paper, Proc. of the 11th International Conference on Mobile Data Management (MDM ‘10), IEEE Computer Society, 2010.

• D. Riboni, L. Pareschi, C. Bettini. Towards the Adaptive Integration of Multiple Context Reasoners in Pervasive Computing Environments. Proc. of the 7th IEEE Workshop on Context Modeling and Reasoning (CoMoRea '10). IEEE Computer Society, 2010.

• D. Freni, S. Mascetti, C. Bettini, Hide&Crypt : protecting privacy in proximity-based services. Demo paper. Proc. of the 11th International Symposium on Spatial and Temporal Databases (SSTD ’09), Springer, 2009.

• D. Riboni, L. Pareschi, C. Bettini. POIsafe: a Privacy-Conscious System for Retrieval of Points of Interest. Proc. of the 3rd Workshop on Combining Context with Trust, Security and Privacy (EuroCAT ‘09), in conjunction with EuroPKI and ISC. CEUR Workshop Proceedings, ISSN 1613-0073.

• S. Mascetti, C. Bettini, D. Freni. Longitude: Centralized Secure Computation of Users' Proximity. Proc. of  6th VLDB workshop on Secure Data Management (SDM '09), LNCS 5776, Springer, 2009.

• S. Mascetti, D. Freni, C. Bettini, X.S. Wang, S. Jajodia. On the Impact of User Movement Simulations in the Evaluation of LBS Privacy-Preserving Techniques. Proc. of the First International Workshop on Privacy in Location-Based Applications (PiLBA '08), CEUR-WS Vol-397, 2008. ISSN 1613-0073.

• C. Bettini, D. Freni, S. Mascetti. Context-aware LBS Privacy Evaluation. Proc. of the Third Italian Workshop on PRIvacy and SEcurity (PRISE ’08), Technical Report n. 14/2008, Dipartimento di Informatica, Università di Roma La Sapienza, 2008.

• L. Pareschi, D. Riboni, A. Agostini, C. Bettini. Composition and Generalization of Context Data for Privacy Preservation. Proc. of  4th International Workshop on Context Modeling and Reasoning (CoMoRea ’08), in Proc. of the Sixth IEEE International Conference on Pervasive Computing and Communications, pp. 429-433, IEEE Computer Society, 2008. (DOI:10.1109/PERCOM.2008.47)

• S. Mascetti, C. Bettini. A Comparison of Spatial Generalization Algorithms for LBS Privacy Preservation. Proc. of the International Workshop on Privacy-Aware Location-based Mobile Services (PALMS ‘07), IEEE Computer Society, 2007.

• C. Bettini, S. Mascetti, L. Pareschi. The general problem of privacy in location-based services and some interesting research directions. Proc. of the Second Italian Workshop on PRIvacy and SEcurity (PRISE ’07), Technical Report , Dipartimento di Informatica, Università di Roma La Sapienza, 2007.

• C. Bettini, L. Pareschi, S. Jajodia. Anonymity and diversity in LBS: a preliminary investigation. Proc. of the Fifth IEEE International Conference on Pervasive Computing and Communications (PERCOM-07), Work in progress session, pp. 577-580, IEEE Computer Society, 2007.

• A. Agostini, C. Bettini, D. Riboni. A Performance Evaluation of Ontology-based Context Reasoning. 4th International Workshop on Context Modeling and Reasoning (CoMoRea ’07), In Proc. of  the 5th IEEE International Conference on Pervasive Computing and Communications, pp. 3-8, IEEE Computer Society, 2007.

• A. Agostini, C. Bettini, D. Riboni. Experience Report: Ontological Reasoning for Context-aware Internet Services. Proc. of 3rd International Workshop on Context Modeling and Reasoning (CoMoRea ’06), pp. 8-12, IEEE Computer Society, 2006. ISBN 0-7695-2520-2.

• C. Bettini, S. Mascetti. Preserving k-anonymity in spatio-temporal datasets and location-based services. Proc. of the First Italian Workshop on PRIvacy and SEcurity (PRISE ’06), Technical Report , Dipartimento di Informatica, Università di Roma La Sapienza, 2006.

• C. Bettini, X. S. Wang, S. Jajodia. Protecting Privacy Against Location-based Personal Identification. Proc. of the 2nd VLDB Workshop on Secure Data Management (SDM ’05), W. Jonker and M. Petkovic (Eds.), LNCS 3674, pp. 185-199, Springer-Verlag Berlin Heidelberg 2005.

• C. Bettini, N. Cesa-Bianchi, D. Riboni. A Distributed Architecture for Management and Retrieval of Extended Points of Interest. Workshop on Services and Infrastructure for the Ubiquitous and Mobile Internet (SIUMI ’05), In Proc. of the 25th IEEE International Conference on Distributed Computing Systems, pp. 266-272, IEEE Computer Society Press, 2005

• A. Agostini, C. Bettini, D. Riboni. Demo: Context-Aware Delivery of Extended Points of Interest. Demo paper in Proc. of the 6th International Conference on Mobile Data Management (MDM ‘05), pp. 322-323, ACM Publishing, 2005.

• C. Bettini, X. S. Wang, S. Jajodia. Identifying Sensitive Associations in Databases for Release Control. In Proc. of VLDB Workshop on Secure Data Management (SDM ’04), LNCS N. 3178, pp. 187-201, Springer-Verlag Berlin Heidelberg, 2004. ISBN: 3-540-22983-3.

• C. Bettini, S. Mascetti. Towards Minimal Periodical Representation of Calendar Expressions. Proc. of ECAI Workshop on Spatial and Temporal Reasoning, ECAI, 2004.

• C. Bettini, X. S. Wang, S. Jajodia. A Learning-Based Approach to Information Release Control. Integrity and Internal Control in Information Systems VI, Papers from the Sixth International Working Conference on Integrity and Internal Control in Information Systems (IICIS ‘04), Sushil Jajodia, Leon Strous, eds., pp. 83-105, Kluwer Academic Publishers, Boston, 2004.

• A. Agostini, C. Bettini, N. Cesa-Bianchi, D. Maggiorini, D. Riboni. Integrated Profile Management for Mobile Computing. Proc. of IJCAI Workshop on Artificial Intelligence, Information Access, and Mobile Computing (AI Moves to IA), IJCAI, 2003.

• C. Bettini, S. Mascetti, V. Pupillo. GSTP: A Temporal Reasoning System Supporting Multi-Granularity Temporal Constraints. Proc. of Int. Joint Conference on Artificial Intelligence (IJCAI), Demo Paper (Intelligent Systems Demonstrations), pp. 1633-1634, Morgan Kaufmann, San Francisco, CA, 2003.

• C. Bettini, S. Ruffini. Direct Conversions among Multi-Granularity Temporal Constraints. Proc. of AAAI Workshop on Spatial and Temporal reasoning, Technical Report WS-02-17, pp. 20-26, AAAI Press, 2002.

• C. Bettini, S. Jajodia, X. S. Wang, D. Wijesekera. Obligation Monitoring in Policy Management. Proc. of Third International Workshop on Policies for Distributed Systems and Networks (POLICY ‘02), pp. 2-13, IEEE Computer Society, 2002.

• C. Bettini, N. Cesa-Bianchi. An Architecture for Advanced Bookmark Management. Proc. of Italian Workshop on Distributed Systems, Algorithms, Architectures and Languages, Como, Italy, 2001.

• C. Bettini. Semantic compression of temporal data. Dagstuhl Seminar No. 00291, Logics for Emerging Applications of Databases, J. Chomicki, R. van der Meyden, G. Saake, July 2000.

• E. Bertino, C. Bettini, E. Ferrari, A. Motta, and P.Samarati. On using materialization strategies for a temporal authorization model. Proc. of  ACM Sigmod International Workshop on Materialized Views: Techniques and Applications, Montreal, Canada, 1996.

• X. Wang, C. Bettini, A. Brodsky, S. Jajodia. On the relevance of time granularity in the design of temporal databases. Proc. of AI*IA Workshop on Temporal Reasoning, Parma, Italy, 1994.

• A. Artale, C. Bettini, E. Franconi. Homogeneous Concepts in a Temporal Description Logic. Proc. of International Workshop on Description Logics, Bonn, Germany, 1994.

• E. Bertino, C. Bettini, P. Samarati. A Discretionary Access Control Model with Temporal Authorizations. Proc. of IEEE Int. Workshop on New Security Paradigms, Little Compton, Rhode Island, 1994.

• C. Bettini. Interval based taxonomic temporal reasoning. Proc. of AAAI Workshop on Implementing Temporal Reasoning, pp. 36-45, San Jose, CA, 1992.

  Technical reports with partly unpublished work

• C. Bettini, X. S. Wang, S. Jajodia. The Role of Quasi-identifiers in k-Anonymity Revisited, TR 11-06, DICo, University of Milan, Italy. July 2006. (pdf and ACM Corr arXiv:cs/0611035v1 )

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