1. Mobile Advertisements on Context-based Information Supervisors: Miguel Pimenta Monteiro (FEUP) Telma Mota (PT Inovação) José Pedro Cardoso

2. Summary Introduction Problem Objectives Motivation State-of-the-art revision Technologies Methodologies Work plan Bibliography 1 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

3. Introduction Information overload Advertisements from companies Filter information Context as a Service (CaaS) Context Management Platform – XCoA Context information (Location, Preferences, Social Networks) 2 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

4. Problem Too much information, too many sources, too much lost time Miss important content because of non-relevant ones Constantly changing environment (context) Different kinds of context information and too many variables Content is organized in different ways: Images; Videos; Text; Combinations of 2 or more. 3 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

5. Objectives State-of-the-Art investigation: classification algorithms and Context Management Frameworks (CMFs) Explore XCoA and its components Association rules and classification algorithm Algorithms integration with the XCoA End-user mobile application 4 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

6. Objectives 5 Access Point Location Video-on-Demand Box Location + Tags Mobile Application Location + Tags + Social Networks + User Privacy Use Cases Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

7. Motivation Volatile content Dynamic environment Non-trivial decision Expansibility Applications: Event-oriented User-oriented Humanization of the backend No more information overload 6 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

8. State-of-the-art revision Classification Association Rule Mining Apriori FP-Growth TreeProjection Content Classification: OneR Bayesian Classification K-Nearest Neighbor Decision tree 7 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

9. State-of-the-art revision Context Management Models Widget Networked Services Blackboard CoBrA - Context Broker Architecture Context Management Systems MobiLife - MobiLife Integrated Project C-CAST - Project Context Casting MUSIC - Self-Adapting Applications for Mobile USers In Ubiquitous Computing Environments XCoA - Context Management Platform 8 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

10. Technologies WHERE2 - Wireless Hybrid Enhanced Mobile Radio Estimators (Phase 2) Java – Programming language Openfire – Open-source XMPP server XMPP – eXtensible Messaging Presence Protocol Android – Operating system 9 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

11. Solution Perspectives 10 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography Server... Context Providers Context Broker DB Context Consumer AR Context information UpdateUpdate PublishPublish Advertisement

12. Methodologies Requirements: Study of mobile apps that deal with streaming media Study and analysis of XCoA platform and similar ones Study of classification algorithms Design: Define the XCoAs new components Define the Apps architecture and UI design Development: Solution will be developed by objectives (use cases) Every version will be tested and validated Support: Wiki – storage of all content for dissertation SVN – storage of all developed products 11 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

13. Work plan Dates 12 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

14. [1] Gomes, D.; Gonçalves, J.M.; Santos, R.O.; Aguiar, R.;, "XMPP based Context Management Architecture," GLOBECOM Workshops (GC Wkshps), 2010 IEEE, vol., no., pp.1372-1377, 6-10 Dec. 2010 doi: 10.1109/GLOCOMW.2010.5700163 [2] Nearchos Paspallis, Romain Rouvoy, Paolo Barone, George A. Papadopoulos, Frank Eliassen, and Alessandro Mamelli. 2008. A Pluggable and Reconfigurable Architecture for a Context-Aware Enabling Middleware System. In Proceedings of the OTM 2008 Confederated International Conferences, CoopIS, DOA, GADA, IS, and ODBASE 2008. Part I on On the Move to Meaningful Internet Systems: (OTM '08), Robert Meersman and Zahir Tari (Eds.). Springer-Verlag, Berlin, Heidelberg, 553-570. DOI=10.1007/978-3-540-88871-0_40 http://dx.doi.org/10.1007/978-3- 540-88871-0_40 [3] Terry Winograd. 2001. Architectures for context. Hum.-Comput. Interact. 16, 2 (December 2001), 401-419. DOI=10.1207/S15327051HCI16234_18 http://dx.doi.org/10.1207/S15327051HCI16234_18 [4] Matthias Baldauf, Schahram Dustdar, and Florian Rosenberg. 2007. A survey on context\&\#45;aware systems. Int. J. Ad Hoc Ubiquitous Comput. 2, 4 (June 2007), 263-277. DOI=10.1504/IJAHUC.2007.014070 http://dx.doi.org/10.1504/IJAHUC.2007.014070 13 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

15. [5] Zafar, M., Baker, N., Moltchanov, B., Goncalves, J., Liaquat, S., & Knappmeyer, M. (2009). Context management architecture for future internet services.Applied Sciences. Retrieved from http://eprints.uwe.ac.uk/15467/ [6] Flor, P., Przybilski, M., Nurmi, P., Koolwaaij, J., Tarlano, A., Wagner, M., Luther, M., et al. (2005). Towards a Context Management Framework for MobiLife.Management, 15(5), 312-321. In IST Mobile & Wireless Communications Summit. Retrieved from http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.123.1335 [7] Roland Reichle, Michael Wagner, Mohammad Ullah Khan, Kurt Geihs, Massimo Valla, Cristina Fra, Nearchos Paspallis, and George A. Papadopoulos. 2008. A Context Query Language for Pervasive Computing Environments. In Proceedings of the 2008 Sixth Annual IEEE International Conference on Pervasive Computing and Communications (PERCOM '08). IEEE Computer Society, Washington, DC, USA, 434-440. DOI=10.1109/PERCOM.2008.29 http://dx.doi.org/10.1109/PERCOM.2008.29 14 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography

16. [8]Gediminas Adomavicius and Alexander Tuzhilin. 2005. Toward the Next Generation of Recommender Systems: A Survey of the State-of-the-Art and Possible Extensions. IEEE Trans. on Knowl. and Data Eng. 17, 6 (June 2005), 734- 749. DOI=10.1109/TKDE.2005.99 http://dx.doi.org/10.1109/TKDE.2005.99 [9] Jiawei Han, Jian Pei, and Yiwen Yin. 2000. Mining frequent patterns without candidate generation. In Proceedings of the 2000 ACM SIGMOD international conference on Management of data (SIGMOD '00). ACM, New York, NY, USA, 1- 12. DOI=10.1145/342009.335372 http://doi.acm.org/10.1145/342009.335372 [10] http://xmpp.org/ [11] http://www.ist-mobilife.org/ - Mobilife [12] http://www.ict-ccast.eu/ - C-CAST [13] http://ist-music.berlios.de/site/ - MUSIC [14] http://www.ict-where2.eu/ - WHERE2 [15] http://paginas.fe.up.pt/~ec/index.html 15 Introduction Problem Objectives Motivation SotA revision Technologies Solution Methodologies Work plan Bibliography