Sergio Alejandro Gómez Artificial Intelligence Research and Development Laboratory (LIDIA) Department of Computer Science and Engineering Universidad Nacional del Sur

Contact Information

• Email:
• Personal URL: http://cs.uns.edu.ar/~sag
• Lab's URL: http://lidia.cs.uns.edu.ar/home
• Phone: +54-291-4595135
• Fax: +54-291-4595136
• Postal Address:
  Sergio Alejandro Gómez
  Depto. de Cs. e Ing. Computación
  Universidad Nacional del Sur
  Alem 1253
  8000 - Bahía Blanca
  ARGENTINA
  

Education

• Doctor en Ciencias de la Computación (PhD degree in Computer Science).
  Universidad Nacional del Sur, Bahía Blanca, Argentina, June 2009.
  Supervisors: Carlos Iván Chesñevar and Guillermo Ricardo Simari
• Magister en Ciencias de la Computación (Master's degree in Computer Science).
  Universidad Nacional del Sur, Bahía Blanca, Argentina, April 2004.
  Supervisors: Carlos Iván Chesñevar and Guillermo Ricardo Simari
• Licenciado en Informática (Graduate degree in Computer Science),
  Universidad Nacional de La Plata, La Plata, Argentina, June 2001. Awarded with Joaquin V. Gonzalez award to best students.
• Analista de Computación (Computing Analyst),
  Universidad Nacional de La Plata, La Plata, Argentina, September 1995.

Current Professional Activities

• Head Teaching assistant:
  • Data Structures. (Estructuras de datos - 2010) Department of Computer Science and Engineering. Universidad Nacional del Sur.
  • Object-Oriented Programming (Programación Orientada a Objetos - 2009). Department of Computer Science and Engineering. Universidad Nacional del Sur
• Professor:
  • Taller de Programación en C 2010. Department of Computer Science and Engineering. Universidad Nacional del Sur.
  • Fundamentals of Informatics (Fundamentos de informática). Facultad Regional Bahía Blanca. Universidad Tecnológica Nacional.

Past Research/Teaching Positions

• PhD graduate student with Agencia Nacional de Promoción Científica y Tecnológica scholarship Laboratorio de Investigación y Desarrollo en Inteligencia Artificial, Universidad Nacional del Sur, Argentina. 2004-2007.
• Lecturer: Data processing. Department of Computer Science and Engineering. Universidad Nacional del Sur. 2003-2008.
• Teaching assistant at Facultad de Informática, Universidad Nacional de La Plata, La Plata, Argentina (1993-2002)
• Professor at Facultad de Ciencias Exactas y Tecnología (Unidad Académica Bernal), Universidad Católica de La Plata, La Plata, Argentina (1998-2002)
• Research Trainee CIC-PBA at Laboratorio de Investigación y Desarrollo en Informática (LIDI), Universidad Nacional de La Plata, La Plata, Argentina (2000-2001). Supervisor: Laura Lanzarini

Research Interests

• Knowledge representation, Defeasible argumentation, Machine Learning, Neural networks, Text mining, Semantic web, Logic Programming.

Publications

• In journals:

  Sergio Alejandro Gómez, Carlos Iván Chesñevar & Guillermo Ricardo Simari. - A Defeasible Logic Programming Approach to the Integration of Rules and Ontologies Journal of Computer Science and Technology Vol. 10 - No. 2 – June 2010, pages 74-80, 2010 Sergio Alejandro Gómez, Carlos Iván Chesñevar & Guillermo Ricardo Simari. - Reasoning with Inconsistent Ontologies through Argumentation Applied Artificial Intelligence, 24: 1, 102 — 148, 2010 DOI: 10.1080/08839510903448692 Sergio Alejandro Gómez, Carlos Iván Chesñevar & Guillermo Ricardo Simari. - Defeasible Reasoning in Web-Based Forms through Argumentation. In International Journal of Information Technology and Decision Making (IJITDM), World Scientific Publishing Company, Singapore, March 2008, Vol. 7, Issue 1, pages 77-101, ISSN 0219-6220. Sergio Alejandro Gómez, Carlos Iván Chesñevar & Guillermo Ricardo Simari. - Inconsistent Ontology Handling by Translating Description Logics into Defeasible Logic Programming. In Iberoamerican Journal of Artificial Intelligence, Edited by AEPIA (Spanish Association of Artificial Intelligence), Madrid, Spain, 2007, No. 35, Vol. 11, Pag. 11-22, ISSN 1137-3601. Citation Sergio Alejandro Gómez and Carlos Iván Chesñevar. - Integrating Defeasible Argumentation with Fuzzy ART Neural Networks for Pattern Classification. In Journal of Computer Science and Technology, Vol. 4. No. 1, pages 45-51. April 2004.

• In international conferences:

  Sergio Alejandro Gómez, Carlos Iván Chesñevar and Guillermo Ricardo Simari - An Argumentative Approach to Reasoning with Inconsistent Ontologies. In Proceedings of Knowledge Representation Ontology Workshop (KROW 2008), Sydney, Australia. Conferences in Research and Practice in Information Technology, Vol. 90, Pag. 11-20. Thomas Meyer and Mehmet A. Orgun, Eds. Sergio Alejandro Gómez, Carlos Iván Chesñevar & Guillermo Ricardo Simari - Incorporating Defeasible Knowledge and Argumentative Reasoning in Web-based Forms. Proc. of the 3rd Intl. Workshop on Intelligent Techniques for Web Personalization (ITWP 2005). In 19th Intl. Joint Conf. in Artificial Intelligence (IJCAI 2005). Edimburgh, UK, July 2005. Pag. 9-16. Sergio Alejandro Gómez and Carlos Iván Chesñevar. - A Hybrid Approach to Pattern Classification Using Neural Networks and Defeasible Argumentation. In Proc. of The 17th International FLAIRS Conference, Pp. 393-398, May 2004.

• In national conferences:

  Sergio Alejandro Gómez, Carlos Iván Chesñevar and Guillermo Ricardo Simari. Ontologías, Reglas, Inconsistencias y Argumentación Rebatible en la Web Semántica. XII Workshop de Investigadores en Ciencias de la Computación (WICC 2010), El Calafate, Santa Cruz, Argentina, 2010. Sergio Alejandro Gómez, Carlos Iván Chesñevar and Guillermo Ricardo Simari. Integration of Rules and Ontologies with Defeasible Logic Programming. XV Congreso Argentino de Ciencias de la Computación (CACIC 2009), Pp. 90-99, Jujuy, Argentina, 2009. ISBN 978-897-24068-4-1 Sergio Alejandro Gómez, Carlos Iván Chesñevar and Guillermo Ricardo Simari. Procesamiento de Ontologías Inconsistentes en la Web Semántica Usando Argumentación Rebatible: Reporte de Progreso. XI Workshop de Investigadores en Ciencias de la Computación (WICC 2009). 7 y 8 de Mayo - San Juan - Argentina Sergio Alejandro Gómez, Carlos Iván Chesñevar and Guillermo Ricardo Simari. Integration of Web-based Forms with Ontologies in the Semantic Web. Actas del XIV Congreso Argentino de Ciencias de la Computación (CACIC 2008). Chilecito, Argentina, 6-10 Octubre 2008. Pág. 529-540. Compiladores: Norberto Caminoa, Fernanda Carmona, Antonio Castro Lechtaler 550 pp. ISBN 978-987-24611-0-2 Sergio Alejandro Gómez, Carlos Iván Chesñevar and Guillermo Ricardo Simari. Hacia la Solución del Problema de Chequeo de Instancia en Ontologías Inconsistentes Usando Argumentación Rebatible. Anales del Décimo Workshop de Investigadores en Ciencias de la Computación (WICC 2008). Sergio Alejandro Gómez, Carlos Iván Chesñevar and Guillermo Ricardo Simari. - Hacia una Integración de Argumentación Rebatible y Ontologías en la Web Semántica IX Workshop de Investigadores en Ciencias de la Computación Zulema Rosanigo et al.. - 1a ed. - Comodoro Rivadavia, Universidad Nacional de la Patagonia San Juan Bosco, 2007. Pág. 91-95, ISBN 978-950-763-075-0 Sergio Alejandro Gómez, Carlos Iván Chesñevar & Guillermo Ricardo Simari. - An Approach to Handling Inconsistent Ontology Definitions based on the Translation of Description Logics into Defeasible LogicProgramming. In Proc. of the XII Congreso Argentino de Ciencias de la Computación (CACIC 2006). Potrero de Los Funes, San Luis, Argentina, 2006. Sergio Alejandro Gómez, Carlos Iván Chesñevar & Guillermo Ricardo Simari. - Problems and Challenges for Ontology Integration in the Semantic Web. In VIII Workshop de Investigadores en Ciencias de la Computación (WICC 2006). Universidad de Morón, 1 y 2 de Junio de 2006, 2006. Morón, Argentina. 2006. Pág. 69--73. Compilado por Jorge Salvador Ierache - 1a. ed. - Morón: Universidad de Morón, 2006. 751 p. ISBN 950-9474-34-7. Sergio Alejandro Gómez, Carlos Iván Chesñevar & Guillermo Ricardo Simari. - A First Approach to Combining Ontologies and Defeasible Argumentation for the Semantic Web. XI Congreso Argentino en Ciencias de la Computación (CACIC 2005). Concordia, Argentina. 2005. Pág. 1-12. Sergio Alejandro Gómez, Carlos Iván Chesñevar & Guillermo Ricardo Simari. - Embedding Defeasible Argumentation in the Semantic Web: an ontology-based approach. In Proc. of the VII Workshop of Researchers in Computer Science (WICC 2005), Río Cuarto, Argentina, 2005. Pp. 153-157. ISBN 950-665-337-2. Sergio Alejandro Gómez. - Modelling Derivation in Defeasible Logic Programming with Perceptron-based Neural Networks. In Proc. of the X Argentinian Conference in Computer Science (CACIC2004), 2004. Pag. 1767-1778. Sergio Alejandro Gómez and Carlos Iván Chesñevar. - Combining Counterpropagation Neural Networks and Defeasible Logic Programming for Text Classification. In Proc. of the VI Workshop of Researchers in Computer Science (WICC 2004), Pp. 480-484, Neuquén, Argentina, 2004. Guillermo R. Simari, Alejandro J. García, Fernando Tohmé, Telma Delladio, Diego Martinez, Sergio Alejandro Gómez, Elsa Estévez, Pablo Fillotrani, Silvia Castro, Sergio Martig, Jorge Ardenghi, Javier Echaiz. - Desarrollo de Herramientas Inteligentes para la Web Semántica. In Proc. of the VI Workshop of Researchers in Computer Science (WICC 2004), Pp. 303-307, Neuquén, Argentina, 2004. Sergio Alejandro Gómez and Carlos Iván Chesñevar. - Combining Argumentation and Clustering Techniques in Pattern Classification Problems. In Proc. of the IX Argentinian Conference in Computer Science (CACIC 2003), pages 601-612, 2003. Sergio Alejandro Gómez. - Using Golog for Programming Charles to Pick Candies in the Fantastic City In Proc. of the IX Argentinian Conference in Computer Science (CACIC 2003), pages 1324-1324, 2003. Sergio Alejandro Gómez and Carlos Iván Chesñevar. - Integrating Defeasible Argumentation and Machine Learning Techniques: A Preliminary Report. In Proc. of the V Workshop of Researchers in Computer Science (WICC 2003), pages 320-324, 2003. Sergio Alejandro Gómez.- The Golog Programming Language and Agency. In Proc. of the V Workshop of Researchers in Computer Science (WICC 2003), pages 325-328, 2003. Sergio Alejandro Gómez and Laura Lanzarini. - Querando!: Un agente de filtrado de documentos web. In Proc. of the VII Argentinian Conference in Computer Science (CACIC 2001), El Calafate, Argentina, pages 1205-1217, 2001. Sergio Alejandro Gómez and Laura Lanzarini. - Aplicación de redes neuronales al filtrado de documentos. In Proc. of the III Workshop of Researchers in Computer Science (WICC 2001), San Luis, pages 131-133, 2001. Sergio A. Gómez. - Una Taxonomía de Cambios para el Grafo de Espacios de Nombres Contextuales para Sistemas Multi-Agente en Contextos Múltiples. In Proc. of V Argentinian Conference in Computer Science (CACIC 1999).

Last updated: 17 June 2010 - Sergio Alejandro Gómez, Email: