RICARDO DA SILVA TORRES


PERSONAL INFORMATION:

HOME: Rua Marte, 690, Campinas, SP, Brazil
WORK: Institute of Computing (IC), University of Campinas (UNICAMP),  CEP 13085-220, Campinas, SP, +55-19-3521-5887  
BORN: August 17, 1977 in Itapetinga, Ba, Brazil
CITIZENSHIP: Brazil
E-Mail: rtorres@ic.unicamp.br

RECENT EMPLOYMENT:

3/2005- Professor, Dept. of Information Systems, Institute of Computing, University of Campinas

EDUCATION:

03/01-10/04 Ph.D. Computer Science, Institute of Computing, University of Campinas.

Title: Integrating Image and Spatial Data for Biodiversity Information Management
Area: image processing, database, and digital library 
Advisor: Claudia Bauzer Medeiros 
Co-advisor: Alexandre Xavier Falcão
 
09/03-08/04 Visiting Scholar, Department of Computer Science, Virginia Tech, USA.

Title: A Digital Library for Managing Biodiversity Information
Area: digital library
Supervisor: Edward A. Fox

09/00-02/01 (migrated to Ph.D. program) M.S. Computer Science, Institute of Computing, University of Campinas

Title: An Environment based on Visual and Textual Descriptors for Managing Images
Area: image processing, database
Advisor: Claudia Bauzer Medeiros
Co-advisor: Alexandre Xavier Falcão
 
03/96-08/00 Computer Engineering degree, University of Campinas

PUBLICATIONS:

JOURNAL ARTICLES:

# R. da S. Torres, A. X. Falcão, M. A. Goncalves, J. P. Papa, B. Zhang, W. Fan, and E. A. Fox, A Genetic Programming Framework for Content-based Image Retrieval. Pattern Recognition, to appear, 2008.

# J. A. M. Zegarra, N. J. Leite, and R. da S. Torres, Wavelet-based Fingerprint Image Retrieval. Journal of Computational and Applied Mathematics, to appear, 2008.
   
# J. A. M. Zegarra, J. P. Papa, N. J. Leite, R. da S. Torres, and A. X. Falcão, Learning How to Extract Rotation-Invariant and Scale-Invariant Features from Texture Images, Eurasip Journal on Advances in Signal Processing, To appear, 2008.
   
# O. A. B. Penatti and R. da S. Torres, Descritor de Relacionamento Espacial Baseado em Partições.  Revista Eletrônica de Iniciação Científica (REIC.), v. VII, p. 3, 2007.

# R. da S. Torres and A. X. Falcão, Contour Salience Descriptors for Effective Image Retrieval and Analysis, Image Vision Computing, 25(1):3-13, January, 2007.

# R. da S. Torres and A. X. Falcão, Content-Based Image Retrieval: Theory and Applications, Revista de Informática Teórica e Aplicada, 13(2):161-185, 2006.

# R. da S. Torres, C. B. Medeiros, M. A. Goncalves, and E. A. Fox, A Digital Library Framework for Biodiversity Information Systems, International Journal on Digital Libraries, 6(1):3-17, February, 2006.

# C. B. Medeiros, J. Perez-Alcazar, L. Digiampietri, G. Z. Pastorello Jr, A. Santanche, R. da S. Torres, E. Madeira, and E. Bacarin. WOODSS and the Web: Annotating and Reusing Scientific Workflows, SIGMOD Record, 34(3):18-23, September 2005.

# R. da S. Torres, A. X. Falcão, and L. da F. Costa, A Graph-based   Approach for Multiscale Shape Analysis, Pattern Recognition, 37(6):1163-1174, June 2004.

REFEREED CONFERENCE/WORKSHOP PAPERS:

# A. Rocha, J. G. Almeida, M. Nascimento, R. da S. Torres, and S. Goldenstein. Efficient and Flexible Cluster-and-Search for CBIR. In Advanced Concepts for Intelligent Vision Systems, Juan-les-Pins, France, 2008.

# D. Pedronette and R. da S. Torres. Uma Plataforma de Servi¸cos de Recomendação para Bibliotecas Digitais. In Brazilian Symposium on Data Bases, Campinas, SP, October 2008.

# C. D. Ferreira, R. da S. Torres, M. A. Goncalves, and W. Fan. Image Retrieval with Relevance Feedback based on Genetic Programming. In Brazilian Symposium on Data Bases, Campinas, SP, October 2008.

# O. B. Pennati and R. da S. Torres. Color Descriptors for Web Image Retrieval: a Comparative Study. In XXI Brazilian Symposium on Computer Graphics and Image Processing, Campo Grande, MS, October 2008.

# J. A. Santos, C. D. Ferreira, and R. da S. Torres. A Genetic Programming Approach for Relevance Feedback in Region-based Image Retrieval Systems. In XXI Brazilian Symposium on Computer Graphics and Image Processing, Campo Grande, MS, October 2008.

# R. da S. Torres, J. A. M. Zegarra, J. A. Santos, C. D. Ferreira, O. A. B. Penatti, F. A. Andaló, and J. G. Almeida Jr. Recuperação de Imagens: Desafios e Novos Rumos. In XXXV Seminário Integrado de Software e Hardware (SEMISH), Belém, Jul 2008.

# M. J. Escalona, A. Torres-Zenteno, J. Gutierrez, E. Martins, R. da S. Torres, and M. C. C. Baranauskas. A development process for web geographic information system: A case of study. In Proceedings of the 10th International Conference on Enterprise Information Systems (ICEIS 2008), volume HCI, pages 112–117, Barcelona, Spain, June 2008. INSTICC. ISBN: 978-989-8111-40-1.

# J. Almeida, A. Rocha, R. da S. Torres, and S. Goldestein. Making Colors Worth more than a Thousand Words. In The 23th Annual ACM Symposium on Applied Computing, pages 1184–1190, Fortaleza, 2008.

# J. A. M. Zegarra and J. P. Papa and N. J. Leite and R. da S. Torres and A. X. Falcão. Rotation-invariant Texture Recognition. In International Symposium on Visual Computing, pages 193–204, Lake Tahoe, Nevada, 2007.

# L. Mariote, C. B. Medeiros, and R. da S. Torres. Diagnosing Similarity of Oscillation Trends in Time Series. In International Workshop on Spatial and Spatio-Temporal Data Mining, pages 643–648, Omaha, NE, 2007.

# D. Pedronette and R. da S. Torres. Uma plataforma de Serviços de Recomendação para Bibliotecas Digitais. In VI Workshop de Teses e Dissertações em Bancos de Dados, XXII Simpósio Brasileiro de Banco de Dados, pages 51–56, 2007.

# J. A. M. Zegarra, N. J. Leite, and R. da S. Torres. Multiresolution Features for Fingerprint Image Retrieval. In Workshop of Theses and Dissertations, XIX Brazilian Symposium on Computer Graphics and Image Processing, 2006.

# U. Murthy, D. Gorton, R. da S. Torres, M. A. Gon¸calves, E. A. Fox, and L. Delcambre. Extending the 5S Digital Library (DL) Framework: From a Minimal DL towards a DL Reference Model. In 1st Workshop on Digital Library Foundations, ACM IEEE Joint Conference on Digital Libraries, Vancouver, Canada, June 2007.

# O. B. Penatti and R. da S. Torres. Descritor de Relacionamento Espacial baseado em Partições. In XXVI Concurso de Trabalhos de Iniciação Científi, XXVII Congresso da Sociedade Brasileira de Computação, Rio de Janeiro, Brazil, July 2007.

# F. A. Andaló, P. A. V. Miranda, R. da S. Torres, and A. X. Falcão. A New Shape Descriptor based on Tensor Scale. In 8th International Symposium on Mathematical Morphology, pages 141–152, Rio de Janeiro, Brazil, October 2007.

# F. A. Andaló, P. A. V. Miranda, R. da S. Torres, and A. X. Falcão. Detecting Contour Saliences Using Tensor Scale. In IEEE International Conference on Image Processing, pages VI349–VI352, San Antonio, Texas, USA, September 2007.

# J. A. M. Zegarra, N. J. Leite, and R. da S. Torres. Efficient and Effective Content-Based Image Retrieval Framework for Fingerprint Databases. In V Workshop of Theses and Dissertations, XXI Brazilian Symposium on Databases, pages 77–82, 2006.

# R. da S. Torres. Sistemas de Informação para o Gerenciamento de Imagens: Aplicações e Desafios de Pesquisa. In Grandes Desafios da Sociedade Brasileira de Computação, São Paulo, SP, Brasil, Maio 2006.

# A. H. Torres-Zenteno, E. Martins, R. da S. Torres, and M. J. E. Cuaresma. Teste de Desempenho em Aplicações SIG Web. In IX Workshop Iberoamericano de Ingeniería de Requisitos y Ambientes de Software, pages 449–462, La Plata, Argentina, April 2006.

# R. Shen, N. S. Vemuri, W. Fan, R. da S. Torres, and E. A. Fox. Exploring Digital Libraries: Integrating Browsing, Searching, and Visualization. In Proceedings of the 6th ACM/IEEE-CS Joint Conference on Digital libraries, pages 1–10, Chapel Hill, NC, USA, June 2006.

# R. B. Freitas and R. da S. Torres. Ontosaia: Um ambiente baseado em ontologias para recuperação e anotação semi-automática de imagens. In Primeiro Workshop de Bibliotecas Digitais, pages 60–69, Uberlândia. MG, Brasil, 2005.

# R. da S. Torres, C. N. Medeiros, and A. X. Falcão. Ambiente de Gerenciamento de Imagens e Dados Espaciais para Desenvolvimento de Aplicações em Biodiversidade. In XVIII Concurso de Teses e Dissertações, XXV Congresso da Sociedade Brasileira de Computação, São Leopoldo, RS, Brasil, 2005.

# P. Miranda, R. da S. Torres, and A. X. Falcão. TSD: A Shape Descriptor Based on a Distribution of Tensor Scale Local Orientation. In XVIII Brazilian Symposium on Computer Graphics and Image Processing, pages 139–146, Natal, RN, Brazil, October 2005.

# R. da S. Torres, E. M. Picado, A. X. Falcão, and L. da F. Costa. Effective Image Retrieval by Shape Saliences. In Proceedings of the Brazilian Symposium on Computer Graphics and Image Processing, pages 49–55, S˜ao Carlos, SP, Brazil, October 2003.

# R. da S. Torres, C. G. da Silva, C. B. Medeiros, and H. V. da Rocha. Visual Structures for Image Browsing. In Proceedings of the Twelfth International Conference on Information and Knowledge Management, pages 167–174, New Orleans, LA, USA, November 2003.

# R. da S. Torres, A. X. Falcão, and L. da F. Costa. Shape Description by Image Foresting Transform. In Proceedings of the 14th International Conference on Digital Signal Processing, volume 2, pages 1089–1092, Santorini, Greece, July 2002.

REFEREED POSTERS:

# R. da S. Torres, A. X. Falcão, M. A. Goncalves, B. Zhang, W. Fan, E. A. Fox, and P. Calado, A New Framework to Combine Descriptors for Content-based Image Retrieval, CIKM'05, Fourteenth Conference on Information and Knowledge Management, 335-336, Bremen, Germany, 2005.

# R. da S. Torres, C. B. Medeiros, R. Q. Dividino, M. A. Figueiredo, M. A. Goncalves, E. A. Fox, and R. Richardson, Using Digital Library Components for Biodiversity Systems , ACM-IEEE Joint Conference on Digital Libraries, Tucson, AZ, 408,June 2004.

DEMONSTRATIONS:

# U. Murthy, E. A. Fox, S. Yang, L. Venkatachalam, R. da S. Torres, and M. A. Goncalves. From Concepts to Implementation and Visualization: Tools from a Team-Based Approach to IR. In 31st Annual International ACM SIGIR Conference, Singapore, 2008.

# N. P. Kozievitch, T. R. C. Falcão, and R. da S. Torres. A .Net Implementation of a Content-Based Image Search Component. In Sessão de Demos, XXIII Simpósio Brasileiro de Banco de Dados, Campinas, Brasil, 2008.

# D. Pedronette and R. da S. Torres. RecS-DL: Uma plataforma para Serviços de Recomendação em Bibliotecas Digitais. In Sessão de Demos, XXII Simpósio Brasileiro de Banco de Dados, pages 15–20, João Pessoa, Brasil, 2007.

# N. S. Vemuri, R. da S. Torres, M. A. Goncalves, W. Fan, and E. A. Fox. A Content-Based Image Retrieval Service for Archaeology Collections. In European Conference on Digital Libraries, volume LNCS 4172, pages 438–440, Alicante, Espanha, 2006.

# U. Murthy, R. da S. Torres, and E. A. Fox. Sierra – A Superimposed Application for Enhanced Image Description and Retrieval. In European Conference on Digital Libraries, volume LNCS 4172, pages 540–543, Alicante, Espanha, 2006.

# R. da S. Torres, C. B. Medeiros, M. A. Goncalves, and E. A. Fox. An OAI Compliant Content-Based Image Search Component. In Proceedings of the 4th Joint ACM/IEEE Conference on Digital Libraries, page 418, Tucson, AZ, June 2004.


TECHNICAL REPORTS:

# J. A. dos Santos, C. D. Ferreira, and R. da S. Torres. A genetic programming approach for relevance feedback in region-based image retrieval systems. Technical Report IC-08-19, Institute of Computing, University of Campinas, 2008.

# J. Almeida, A. Rocha, R. da S. Torres, and S. Goldestein. Image retrieval based on color and scale representative image regions (CSIR). Technical Report IC-07-28, Institute of Computing, University of Campinas, 2007.

# A. Rocha, J. Almeida, R. da S. Torres, and S. Goldestein. A new hybrid clustering approach for image retrieval. Technical Report IC-07-29, Institute of Computing, University of Campinas, 2007.

# S. Kim, E. A. Fox, W. Fan, C. North, D. Tatar, and R. da S. Torres. Design and Evaluation of Techniques to Utilize Implicit Rating Data in Complex Information Systems. Technical Report TR-07-20, Computer Science Department, Virginia Tech, 2007.

# C. D. Ferreira and R. da S. Torres. Image Retrieval with Relevance Feedback based on Genetic Programming. Technical Report IC-07-05, Institute of Computing, University of Campinas, Feb. 2007.

# J. A. M. Zegarra, N. J. Leite, and R. da S. Torres. Wavelet-based Feature Extraction for Fingerprint Image Retrieval. Technical Report IC-06-12, Institute of Computing, University of Campinas, Sep. 2006.

# R. da S. Torres, A. X. Falcão, M. A. Goncalves, B. Zhang, W. Fan, and E. A. Fox. A New Framework to Combine Descriptors for Content-based Image Retrieval. Technical Report IC-05-21, Institute of Computing, University of Campinas, Campinas, Brazil, 2005.

# R. da S. Torres and Alexandre X. Falcão. Contour Salience Descriptors for Effective Image Retrieval and Analysis. Technical Report IC-04-11, Institute of Computing, University of Campinas, Campinas, SP, Brazil, 2004.

# R. da S. Torres, C. B. Medeiros, E. M. Hallerman, M. A. Goncalves, and E. Fox. Integrating Image and Spatial Data for Biodiversity Information Management. Technical Report IC-04-12, Institute of Computing, University of Campinas, Campinas, SP, Brazil, 2004.

# R. da S. Torres, C. B. Medeiros, M. A. Goncalves, and E. Fox. An OAI-based Digital Library Framework for Biodiversity Information Systems. Technical Report TR-04-01, Computer Science Department, Virginia Tech, Blacksburg, VA, USA, 2004.

# R. da S. Torres, A. X. Falcão, and L. da F. Costa. A Graph-based Approach for Multiscale Shape Analysis. Technical Report IC-0303, Institute of Computing, University of Campinas, Campinas, SP, Brazil, January 2003.