João A. C. Paiva

Senior Engineer with Master in Computer Science from National Institute for Space Research - INPE - Brazil and Ph.D. in Spatial Information Science and Engineering from University of Maine

Address:

Instituto Nacional de Pesquisas Espaciais (INPE)
Divisão de Processamento de Imagens - DPI
Av. dos Astronautas 1758 - Jardim da Granja
Caixa Postal 515
São José dos Campos - SP - Brasil
CEP: 12201-970
Phone: (012) 345-6474
Fax: (012) 345-6468
email: miro@dpi.inpe.br

• 1980-1984: Electrical Engineer degree at Universidade Federal do Espirito Santo (UFES) - Brazil.

• 1985-until now: Working at Image Processing Division (DPI) of Instituto Nacional de Pesquisas Espaciais (INPE).
  
  Participant of the group that has developed the integrated package for Remote Sensing and GIS called SPRING. Major contributions: database design, vector data model, spatial data structures, and computational geometry.

• 1985-1988: Design and implementation of a geographic information system called "SGI" for DOS platforms, using the programming language C.

• 1987: Mapping course at Computervision Corporation, Bedford - MA - USA.

• 1992: Visiting Research at National Center for Geographic Information and Analysis - NCGIA , University of Maine.

• 1994: Master Thesis defense at INPE - Reasoning about Flow Directions in River Networks.

• 1997: Implementation of a java API for the development of applications using the Spatial Data Option (SDO) of Oracle Corporation.

• 1998: Ph.D. Thesis defense at University of Maine - Topological Equivalence and Similarity in Multi-Representation Databases.

• 1995-1998: Participation on the project Heterogeneous Geographic Databases.
  
  

• J. Paiva and M. Egenhofer, Robust Inference of the Flow Direction in River Networks, Algorithmica, (in press).

• Câmara, G., Souza, R.C.M., Monteiro, A.M.V., Paiva J.A.C., Garrido, J.C.P. Handling Complexity in GIS Interface Design, I Workshop in Geoinformatic, GEOINFO99, Campinas - SP, October 1999.

• Lorena, L.A.N. ; Senne, E.L.F. ; Paiva, J.A.C and Marcondes, S.P.B. Integração de um Modelo de p-medianas a Sistemas de Informações Geográficas. XXXI SBPO- Simpósio Brasileiro de Pesquisa Operacional. Juiz de Fora. 20-22/10/99.

• J. Paiva, A. Rodriguez and V. Correia. Métodos Computacionais para Analisar Padrões de Pontos Espaciais, July 1999, GISBRASIL99.

• J. Paiva, M. Bertolotto, and M. Egenhofer. Mapping between Cell Complexes and Relation-Based Models. National Center for Geographic Information and Analysis, University of Maine, Orono, Me, Technical Report, 1998.

• J. Paiva. School Bus Routing. IV Simpósio Brasileiro de Geoprocessamento, São Paulo, November 1997.

• J. Paiva and M. Egenhofer. Topological Equivalence of Region with Holes: The Concepts and an Incremental Algorithm, National Center for Geographic Information and Analysis – NCGIA, University of Maine, 1995.

• J. Paiva, M. Egenhofer and A. Frank. Spatial Reasoning about Flow Directions: Towards an Ontology for River Networks. In: Proceedings of the 17th International Society for Photogrammetry and Remote Sensing Congress Meeting, XXIX, Part B3, Commission III, Washington, D.C., 1992.

• Câmara,G.; Freitas,U.; Casanova,M.A. Paiva, J.A. "SPRING: Concepção, Evolução e Perspectivas", in VII Simpósio Brasileiro de Sensoriamento Remoto, Curitiba, May 10-14 1993. Proc. São José dos Campos, Brazil, INPE, 1993, v.1, p.308-317.

Last updated on December 1999.