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Telephone:+351 217 50 50 20
E-mail: tiago dot simas at ulusofona dot pt

Tiago Simas has a Ph.D from Indiana University in major in Cognitive Science and minor in Computer Science (USA), GPA 3.875. Tiago has a Master of Science in Artificial Intelligence (2002), GPA equivalent to A (16), Universidade de Évora, Portugal, and a Licentiate (5 year degree) in Physics (1997), GPA equivalent to A (15.4), Instituto Superior Técnico, Universidade Técnica de Lisboa, Portugal.

 

 

  

 

  

 

Main Research Interests
 

Network Theory;

Complex Systems;

Recommender Systems;

Cognitive Models;

Machine Learning.

 
 

Relevant Projects
 

  • KD-LADS (Knowledge Discovery tool for Large Data Sets analysis), ESA Innovation Triangle Initiative (ITI). Principal Investigator (PI). January 2010-December 2010.

  • GAIA – ESA Project. Team member of DPAC CU7.
 

Professional Experience
 
  • Assistant Professor at Lusofona University, courses taught: Multi-Attribute Decision Making and Web Mining, 2007 -
  • CA3 - The Computational Intelligence Research Group of UNINOVA, Fellowship, 2008 – 2011
  • PhD Fellowship from Gulbenkian Foundation to study at Indiana University, 2007-2009.
  • Indiana University, Cognitive Science department, Associate Instructor, 2007.
  • Los Alamos National Laboratory, Group STB-RL, Graduate Research Assistant, 2006. Registry of Instruments and Sensors. Implementation of Recommendation System
  • Indiana University, Cognitive Science department, Graduate Research Assistant, 2006.
  • Indiana University, School of Informatics, Graduate Research Assistant, 2005.
  • Los Alamos National Laboratory, Group CCS-3, Graduate Research Assistant: ARP – Active Recommendation Project 2002-2004.
  • BIOCREATIVE - Critical Assessment of Information Extraction systems in Biology 2003 -2004.
  • PhD Fellowship from Fundacao para a Ciencia e Tecnologia to do research work at Los Alamos National Laboratory and Indiana University, 2002-2006.
  • Universidade Nova de Lisboa, Faculdade de Ciências e Tecnologia, Participation on the European Project (IST) – Evolution and Ecology of Interacting Infohabitants, 2000-2001.
 

Publications

Journal Publications

  • Rahma Bouazis, Tiago Simas, Pascale Zarate, Rita Ribeiro and Fatima Dargam. A
  • Social-Academic Network Analysis of the Euro Working Group on DSS. IJDSSTJournal
  • of Decision Support System Technology. 2 (4), pp. 13-36, [2011].
  • Tiago Simas and Luís Rocha: Stochastic model for scale-free networks with cut-offs. Physical Review E. 78, 066116 [2008].

  • Weimao Ke, Tiago Simas: Mapping a Local Web Domain. IV 2007: 228-231

  • Linn Marks Collins, Mark L. B. Martinez, Ketan K. Mane1, James E. Powell, Chad M. Kieffer, Tiago Simas, Susan K. Heckethorn, Kathryn R. Varjabedian, Miriam E. Blake and Richard E. Luce: Collaborative eScience libraries. International Journal on Digital Libraries. Springer Berlin. Online publication. [2007]
  • Rocha, L.M., T. Simas, A. Rechtsteiner, M. DiGiacomo, R. Luce [2005].

  • "MyLibrary@LANL: Proximity and Semi-metric Networks for a Collaborative and Recommender Web Service". In: Proc. 2005 IEEE/WIC/ACM International Conference on Web Intelligence (WI'05), IEEE Press, pp. 565-571.

  • Verspoor, K., J. Cohn, C. Joslyn, S. Mniszewski, A. Rechtsteiner, L.M. Rocha, T. Simas [2005]. "Protein Annotation as Term Categorization in the Gene Ontology using Word Proximity Networks". BMC Bioinformatics, 6(Suppl 1):S20. doi:10.1186/1471- 2105-6-S1-S20.
  • Tiago Simas e Rita Ribeiro, [2001]. “Voice Recognition Using a Fuzzy Multiple
  • Attribute Model”, Revista de Investigação Operacional, vol.21, pp. 93-105.

 

Conference Publications

 

  • Hesam Dashti, Tiago Simas, Rita Ribeiro, Amir Assadi and Andre Moitinho. MKmeans - Modified K-means clustering algorithm. 2010 IEEE WCCI – World Congress on Coputational Intelligence, Barcelona Spain 18-23 July 2010.
  • Hesam T. Dashti, Adel Ardalan, Alireza F. Siahpirani, nJernej Tonejc, Ioan V. Uilecan, Tiago Simas, Bruno Miranda, Rita Ribeiro, Liya Wang, Amir H. Assadi. Pattern Recognition in Collective Cognitive Systems: Hybrid Human-Machine Learning (HHML) By Heterogeneous Ensembles. 2010 International Conference on Artificial Intelligence (ICAI'10: July 12-15, 2010, USA).
  • Hesam T. Dashti, Mary E. Kloc, Tiago Simas, Rita A. Ribeiro, Amir H. Assadi: Introduction of Empirical Topology in Construction of Relationship Networks of Informative Objects. DoCEIS 2010: 35-43, 2010.
  • Tiago Simas; Gabriel Silva; Bruno Miranda; Andre Moitinho; Rita Ribeiro: Knowledge Discovery in Large Data Sets. CLASSIFICATION AND DISCOVERY IN LARGE ASTRONOMICAL SURVEYS: Proceedings of the International Conference: ``Classification and Discovery in Large Astronomical Surveys''. AIP Conference Proceedings, Volume 1082, pp. 196-200 [2008].
  • Tiago Simas, Bharat Dravid and Luis Rocha: Transitivity in Weighted Graphs: Effects on the Topology of Knowledge and Social Networks. JSM 2007 – Joint Statistical Meetings, Salt Lake City, Utah, USA, [2007].
  • Tiago Simas e Rita Ribeiro, [2001]. “Number Recognition Using a Fuzzy Decision Method”, EURO Summer Institute (ESI) XIX - Decision Analysis and Artificial Intelligence- Toulouse, France.
  • Tiago Simas, T2E3, [2000] “Reconhecimento de Vogais Utilizando um Método de Decisão Multiatributo Difuso”, 9º Congress da Associação Portuguesa de Investigação Operacional, APDIO 2000.
  • Carlos Vianna, Miran Vrhovac, Tiago Simas, E [1999], Report on Information for Maintenance and life Management of Critical Industrial Equipments: A Practical Solution, 25º Seminar of Equipment Inspection presented at COTEQ 99

 
 

Technical Reports

 

  • Rocha, L.M. , T.Simas, A. Retchsteiner, C.F. Huang, and E. Gavrilov [2003]. “Active Recommendation Project Recommendation Algorithms for the Mylibrary Portal ". LAUR 03-7357, Los Alamos National Laboratory.
  • Verspoor, K., T. Simas, C. Joslyn, A. Rechtsteiner, S. Mniszewski, J. Cohn, and L.M. Rocha [2003]. “Text Mining for Bioinformatics ". LAUR 03-8898, Los Alamos National Laboratory.
  • Simas, T. [2003]. "Python Scripts to Automate the Processes of URL Extraction from the Data of Mylibrary and Matrix's Generation PxI, PIP, and IPP ". LAUR 03-7262, Los Alamos National Laboratory.