Most recent publications
Books Magazines Conferences Monographies
note: the electronic versions of the papers below are provided for personal use; copyright is owned by the respective publishers and should be included explicitly in any private distribution of the papers
- Books
- >> B.M. Daltrini, M. Jino, L.P. Magalhães: Intoduction to Digital Computers. Ed. Makron, Nov. 1998. ISBN 85-346-0986-1 (in portuguese).
- C.L. Tozzi, L.P. Magalhães : Graphical Systems: Modeling, Design, CAD. Edited by EBAI (Brazilian Argentinian Informatics School), 1991. (revised edition of the following book).
- L.P. Magalhães : Computer Graphics - Interfaces for Graphical Systems. Ed. Papirus, Feb. 1986. (in portuguese)
- Magazines
- doi-PDF A.A. Horta, L.P. Magalhães: Comparing the performance and Accuracy of Algorithms applied to Tattoos Images Identification. Journal of WSCG, Vol.26, Nr.1, pp. 41-47. ISSN 1213-6972, 2018. (WSCG 2018 - 26.
International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision 2018, In cooperation with the Eurographics Association, Plsen - Czech Republic, May 28 - June 1, 2018 - selected for publication at Journal of WSCG).
- doi-PDF A.L. Bicho, R. Rodrigues, S.R. Musse, C.R. Jung, M. Paravise, L.P. Magalhães: Simulating Crowds Based on a Space Colonization Algorithm. Computers & Graphics, vol. 36, Issue 2, pp. 70-79, April 2012. Elsevier. ISSN 0097-8493.
- doi-PDF A.T. Silva, J.A. Santos, A.X. Falcão, R.S. Torres, L.P. Magalhães:Incorporating multiple distance spaces in optimum-path forest classification to improve feedback-based learning. CVIU - Computer Vision and Image Understanding, Volume 116, Issue 4, April 2012, Pages 510-523, Elsevier. ISSN 1077-3142.
- doi-PDF A.T. Silva; A.X. Falcão; L.P. Magalhães: Active learning paradigms for CBIR systems based on optimum-path forest classification. Pattern Recognition, Volume 44, Issue 12, December 2011, Pages 2971-2978. ISSN 0031-3203.
- PDF R.A. Rodrigues; A. de Lima Bicho; M. Paravisi; C.R. Jung; L.P. Magalhães; S.R. Musse: An Interactive Model for Steering Behaviors of Groups of Characters .Applied Artificial Intelligence, Volume 24, Issue 6 July 2010 , pages 594 - 616. ISSN 0883-9514 print / 1087-6545 online, 2010. DOI: 10.1080/08839514.2010.492167. (Note: This is the author's version of the work. It is posted here by permission of 'Copyright Holder' for personal use, not for redistribution. The definitive version was published in Applied Artificial Intelligence, Volume 24 Issue 6, July 2010. doi:10.1080/08839514.2010.492167 (http://dx.doi.org/10.1080/08839514.2010.492167)
- PDF A.T. da Silva, A.X. Falcão, L.P. Magalhães: A new CBIR approach based on relevance feedback and optimum-path forest classification. Journal of WSCG, Vol.18, No.1-3, pp. 73-80. ISSN 1213-6972, 2010. (WSCG 2010 - 18th International Conference on Computer Graphics, Visualization and Computer Vision'2010 - in co-operation with EUROGRAPHICS, February 1-4, 2010, Plzen [Pilsen], Czech Republic, selected for publication at Journal of WSCG).
- PDF R.C. Pimentel, L.P. Magalhães, J.M. De Martino: Sistema de Animação Facial Biomecânica. REVERTE - Revista de Estudos e Reflexões Tecnológicas da FATEC Indaiatuba, número 6, pp. 54-68. ISSN 1806-0803, Dezembro/2008.
- PDF J. M. De Martino, L. P. Magalhães and F. Violaro: Facial Animation based on context-dependent visemes. Computers & Graphics,vol. 30, no. 6, pp. 971-980, December 2006, Pergamon Press, Holland (ISSN 0097-8493).
- PDF A. B. Raposo, A. J. A. da Cruz, C. M. Adriano and L. P. Magalhães: Coordination Components for Collaborative
Virtual Environments, Computers & Graphics, vol. 25, no. 6,
pp. 1025-1039, December 2001. Special Issue on Artificial Life:
Towards A New Generation of Computer Animation. Pergamon
Press, Holland (ISSN 0097-8493).
- PDF A. B. Raposo, A. J. Cruz, A. L. Bicho, A. K. Kojima, C. A. M. dos Santos, I. C. F. da Silva, L. P. Magalhães, and P. C. P. de Andrade: Ferramentas de Programação Livres para Computação Gráfica e Animação por Computador (Free Programming Tools for Graphics and Animation), RITA - Revista de Informática Teórica e Aplicada, Instituto de Informática - Universidade Federal do Rio Grande do Sul, Vol. VII(2): 7-41, December 2000. (ISSN 0103-4308)
- PDF A.B. Raposo, L.P. Magalhães, I.L.M. Ricarte: Petri Nets Based Coordination Mechanisms for Multi-Workflow Environments, International Journal of Computer Systems Science & Engineering, Special Issue on Flexible Workflow Technology Driving the Networked Economy, CRL Publishing, Vol. 15(5), pages 315-326, September 2000. (ISSN 0267-6192)
- PDF L.P. Magalhães, A.B. Raposo, I.L.M. Ricarte : Animation Modeling with Petri Nets. Computer & Graphics, Pergamon Press, vol. 22, nr. 6, pp. 735-743 , 1998. (ISSN 0097-8493)
- A. Hildebrand, L.P. Magalhães, J.M. De Martino, F. Seibert, R. Strack, C.L. Tozzi, S.T. Wu : Towards a Visual Computing and Communication Reference Model. Computer & Graphics, Pergamon Press, vol. 15, nr. 1, pp. 141-149, 1995. (ISSN 0097-8493)
- >> J.T.F. de Camargo, L.P. Magalhães, A.B. Raposo : Modeling motion simulation with DEDS. Information Processing'94, Vol. II, 52, pp. 162-167, 1994, (ISSN 0926-5473) (see also at 13th World
Computer Congress 94, IFIP, Hamburg, vol.2, pp.162-167, 1994).
- W.C. Amaral, L.P. Magalhães, M.L.M. Pataca :A Human
model for task distribution in a supervisory process. Computer Systems
: Performance and Simulation, vol. 2, pp. 85-87, IMACS, 1986, North-Holland.
(ISBN 0-444-70081-1)
- W.C. Amaral, L.P. Magalhães, M.L.M. Pataca : Task distribution in a supervisory process. Advances in Modelling & Simulation, AMSE Press, vol. 3, nr. 1, pp.55-63, 1985. (ISSN 0761-2494)
- >> L.P. Magalhães, J.A. Zuffo, M.K. Zuffo : Guest Editors Introduction - Special Issue Computer Graphics in Brazil, Computer & Graphics, Pergamon Press, vol.20, nr.3, pp.347-350, 1996. (ISSN 0097-8493)
- Conferences
- PDF J.A. dos Santos, A.T. da Silva, R.S. Torres, A.X. Falcão, L.P. Magalhães, R.A.C. LamparelliR: Interactive Classification of Remote Sensing Images by Using Optimum-Path Forest and Genetic Programming. International Conference on Computer Analysis of Images and Patterns - 2011 (see Lecture Notes in Computer Science book series (LNCS, volume 6855, Springer Verlag Berlin Heidelberg 2011, pp. 300-307).
- PDF R. Lobo, L. Rittner, L.P. Magalhães, R.A. Lotufo: MM-DTI: Visualization and segmentation tool for diffusion tensor images. 2010 - Congresso da Sociedade Brasileira de Computação - X Workshop de Informática Médica, pp. 1580-1589. July/2010.
- PDF R.A. Rodrigues, A.L. Bicho, M. Paravisi, C.R. Jung, L.P. Magalhães, S.R. Musse: Tree Paths: A New Model for Steering Behaviors. Proceedings of the 9th International Conference on Intelligent Virtual Agents - IVA. Lecture Notes in Computer Science(LNAI, v. 5773, p. 358-371, Springer Verlag, 2009). Amsterdam, September/2009.(ISBN 978-3-642-04379-6 / DOI 10.1007/978-3-642-04380-2_39)
- PDF A.A.S. da Cunha, L.P. Magalhães: Um modelo de sistema de aprendizagem colaborativa apoiado por computador com ênfase em trabalho em equipe. X Workshop na Escola - WIE. XXIX Congresso da Sociedade Brasileira de Computação, pp. 1575-1584. Bento Gonçalves, RS, Brazil, 20-24/July/2009.(http://csbc2009.inf.ufrgs.br/anais/pdf/wie/st02_02.pdf)
- PDF D. Pelluzi, L.P. Magalhães: Using Graph of Relations to Construct Coordination Mechanisms for Workflow. LAPTEC 2007 - 6th Congress of Logic Applied to Technology. Santos - SP, Brazil, 21-23/November/2007.
- PDF G. Schroeder, L.P. Magalhães, R.Rodrigues: Facial Aging Using Image Warping. 2007 Western NY Image Processing Workshop, 28/09/2007. Rochester, NY.
- PDF A.A. Cruz, L.P. Magalhães, A.B. Raposo, R.S. Mendes, D.G. Pelluzi: Coordinating Multi-task Environments through the Methodology of Relations Graph. 13th International Workshop on Groupware - GRIWG 2007. Bariloche, Argentina, 16-20/09/2007. LNCS 4715, pp.127 - 142, ISSN 0302-9743, ISBN 978-3-540-74811-3.
- PDF C.A. Cony, A.L. Bicho, C.R. Jung, L.P. Magalhães, S.R. Musse: A Perceptive Model for Virtual Agents in Crowds, Computer Graphics International - CGI 2007. Rio de Janeiro, Brazil, 30/May - 02/June/2007, pp. 141-150 .ISBN 978857669114-3.
- PDF R. Corrêa, L.P. Magalhães, J.M. De Martino: Sistema de Animação Facial Biomecânica. V Seminário de Informática - SEMINFO RS 2006, Torres, RS, Brasil. 3-5/11/2006.
- PDF J.M. De Martino, L.P. Magalhães: Um conjunto de Visemas para uma cabeça falante do Português do Brasil. III Congreso Iberdiscap - Tecnologias de Apoyo para la Discapacidad, Vol. 1, pp. 198-203, San José, Costa Rica, 03/2004.
- PDF A.J.A. Cruz, A.B. Raposo, L.P. Magalhães: Coordination in Collaborative Environments - A Global Approach. 7th International Conference on Computer Supported Cooperative Work in Design - CSCWD 2002,
pp. 25-30. Rio de Janeiro, Brazil. September 2002.
- PDF A.B. Raposo, A.L.V. Coelho, L.P. Magalhães and I.L.M. Ricarte: Using Fuzzy Petri Nets to Coordinate Collaborative Activities. Joint 9th IFSA (Int. Fuzzy Systems Assoc.) World Congress and 20th NAFIPS (North American Fuzzy Info. Proc. Society) Int. Conf. 2001. July 25-28, 2001 - Vancouver, Canada.
- PDF A.B. Raposo, L.P. Magalhães, I.L.M. Ricarte, H. Fuks: Coordination of Collaborative Activities: A Framework for the Definition of Tasks Interdependencies. Seventh International Workshop on Groupware - CRIWG 2001. Sept. 2001, Vol. I, pp. 170-179, Darmstadt, Alemanha.
- PDF A.B. Raposo, C.M. Adriano, A.J.A. da Cruz, L.P. Magalhães: A Component-Based Infrastructure for the Coordination of Collaborative Activities in Virtual Environments. SVR 2001 - 4th SBC Symposium on Virtual Reality, pp.127-138. Florianópolis, SC. October 2001.
- PDF A.L. Bicho, A.B. Raposo, L.P. Magalhães: Control of
Articulated Figures Animations Using Petri Nets. Proc. of SIBGRAPI 2001 - XIV
Brazilian Symposium on Computer Graphics and Image Processing, pp. 200-207.
Florianópolis, SC. October 2001.
- PDF (6 pages, 70 KB) C.M. Adriano, A.B. Raposo, I.L.M. Ricarte and L.P. Magalhães: Changing Interaction Paradigms in Annotation Environments. ED- Media 2000 - World Conference on Educational Multimedia, Hypermedia & Telecommunications. June 2000.
- PDF (130 KB - in portuguese) A. B. Raposo, L. P. Magalhães, I. L. M. Ricarte: Mecanismos de Coordenação para Ambientes Colaborativos. SBMIDIA 2000 - VI Brazilian Symposium on Multimedia and Hypermedia Systems, pp. 247-258. Natal, RN. June 2000.
- PDF A.B. Raposo, L.P. Magalhães and I.L.M. Ricarte: Coordinating Activities in Collaborative Environments: A High Level Petri Nets Based Approach. SCI 2000 - 4th. World Multiconference on Systemics, Cybernetics and Informatics Proceedings, Vol. I - Information Systems, pp. 195-200. Orlando, USA. July 2000.
- PDF A.B. Raposo, L.P. Magalhães, I.L.M. Ricarte: Coordination Mechanisms for Collaborative Virtual Environments. III Workshop on Virtual Reality, WRV 2000. October 2000. Vol. I, pp. 277-278, Gramado-RS, Brazil.
- HTML, ZIP(apresentação) A.B. Raposo, L.P. Magalhães, I.L.M. Ricarte: Interação na Web. XIX Congresso Nacional da SBC. Vol. II, pp. 1-50. Rio de Janeiro, Brazil, July 1999.
- C.M. Adriano, A.L.N. Delgado, L.G. Silveira Jr., R.C. Bosnardo, I.L.M. Ricarte, L.P. Magalhães : Inquiring the Course Paradigm with CALM. International Conference on Engineering and Computer Education, CD-ROM, Vol. 12, Rio de Janeiro, Brazil, August 11-14, 1999.
- PDF A.B. Raposo, L.P. Magalhães, C.S. de Souza : User's Perceptions of Integrated GUI + EUP Communicative Environments. II Workshop sobre Fatores Humanos em Sistemas Computacionais, CD-ROM, Campinas, October 17-19, 1999.
- >> L.P. Magalhães: Modeling and Analysing Computer Animations. Invited paper to SIBGRAPI 98 (International
Symposium on Computer Graphics, Image Processing and Vision), pp. 18-19.
Rio de Janeiro, Brazil, Oct. 1998.
- HTML A.B. Raposo, L. Neumann, L.P. Magalhães, I.L.M. Ricarte : Visualization in a Mobile WWW Environment. WebNet 97. Toronto, Canada, Nov. 1997.
- PDF F.S. Tamiosso, A.B. Raposo, L.P. Magalhães, I.L.M. Ricarte : Building Interactive Animations using VRML and Java. X Brazilian
Simposium of Computer Graphics and Image Processing - SIBGRAPI-97, pp.42-48. Campos do Jordão, SP, Brazil, Oct. 1997.
- PDF A.B. Raposo, L.P. Magalhães, I.L.M. Ricarte : Working with Remote VRML Scenes through low-bandwidth connections. X Brazilian
Simposium of Computer Graphics and Image Processing - SIBGRAPI-97, pp.34-41. Campos do Jordão, SP, Brazil, Oct. 1997.
- >> R.C. Ruschell, L.P. Magalhães : A reference object model for database systems based on set theory. III Biennial Joint Conf. on Eng. Systems Design & Analysis (ESDA), ASME, PD-Vol.74, ESDA Vol. 2, pp. 165-172, Montpellier, France, July 1-4, 1996.
- PDF J.T.F. de Camargo, L.P. Magalhães, A.B. Raposo : Local and Global Control in Computer Animation. VIII Brazilian
Simposium of Computer Graphics and Image Processing - SIBGRAPI-95, pp.151-157. São Carlos, Oct. 1995.
- >> J.T.F. de Camargo, L.P. Magalhães, A.B. Raposo : Modeling motion simulation with DEDS. 13th World
Computer Congress 94, IFIP, Hamburg, vol.2, pp.162-167, 1994.
- F. Nourani, L.P. Magalhães : Management of Consistency Constraints in a CAD Database
System. 3th Int. Conference on CAD&CG, pp.770-776, Beijing, China, August 1993.
- M.A.F. Rodrigues, L.P. Magalhães : ANIMADO - A Prototype System for Dynamic animation modeling, VI Brazilian
Simposium of Computer Graphics and Image Processing - SIBGRAPI-93, pp. 107-115, Recife, PE, Oct. 1993. (in portuguese)
- S.G. Besuievsky, L.P. Magalhães : Ilumination Calculation using Stochastic Ray-Tracing, VI Brazilian
Simposium of Computer Graphics and Image Processing - SIBGRAPI-93, pp. 19-26,
Recife, PE, Oct. 1993. (in portuguese)
- M.S. Hounsell, L.P. Magalhães : TOOKIMA - Kinematic Animation. V Brazilian Simposium
of Computer Graphics and Image Processing - SIBGRAPI-92, pp.269-273. Águas de Lindóia, SP,
Nov. 1992. (in portuguese)
- A. Moroni, L.P. Magalhães, C.L. Lucchesi : Modeling based on Physical Systems - octrees neighbourhood search for the implementation of the fast multipolo method. V Brazilian Simposium
of Computer Graphics and Image Processing - SIBGRAPI-92. Águas de Lindóia, SP, Nov. 1992. (in portuguese)
- J. A. Diz, L.P. Magalhães : Simulation of Photographic Lenses and Filters for Realistic Image Synthesis. Compugraphics 91,
Sesimbra, Portugal, Sept. 1991.
- D. Camilo, M. Jino, C.L. Tozzi, L.P. Magalhães : CAD System modeling using transformation of representations. CAPE 91 - IV Conference on
Computer Appl. in Prod. and Eng., Bordeaux, France, Sept. 1991.
- M.S. Queiroz, L.P. Magalhães : The radiosity method in a photo-realistic image synthesis environment. IV Brazilian Simposium of Computer Graphics and Image Processing, São Paulo, July 1991. (in
portuguese)
- F. Nourani, L.P. Magalhães : A restriction manager for CAD applications in the context of GERPAC/Unicosmos. VI Brazilian Simposium on Data Bases, Manaus, May 1991. (in portuguese)
- C.J.M. Olguin, L.P. Magalhães : A transaction manager in the context of GERPAC/UniCosmos DBSystem. V Brazilian Simposium on Data Bases, Rio de Janeiro, abril 1990. (in portuguese)
- L.P. Magalhães et alli :Implementation of non-conventional data bases. IV Brazilian Simposium on Data Bases, Campinas, SP, pp. 77-89, April 1989. (in portuguese)
- L.P. Magalhães : Technology - a solution for yet undefined problems ? The Brazilian-Argentinian Research-Education Program. IFIP TC5
Conf. on CAD/CAM Tech. Transfer to Latin America, Mexico City, Aug. 1988 (see Applications of Computers to Eng. Design, Manufacturing and Management - North-Holland, pp. 301-310, 1989).
- A.L.N. Delgado, L.P. Magalhães, I.L.M. Ricarte : Supporting design environments through the Entity Relationship model. 12th IMACS World Conf. on Scientific Computational, Paris, July 1988.
- H.I.M. Hartelt, L.P. Magalhães : A window management system on
top of GKS. EUROGRAPHIC'S 87, Amsterdam, Aug. 1987.
- J.N. Souza, L.P. Magalhães, W.C. Amaral, W.A. Carnielli : Formal EAO architecture in k-levels : a definition proposal. III Brazilian Simposium on Interficial Inteligency, IME/RJ, Rio de Janeiro, RJ, Nov. 1986. (in portuguese)
- A.L.N. Delgado, Magalhães : Assimilating the CAD semantic through a data model. VI Brazilian Computer Conference (SBC-SEMISH), Recife, PE, July 1986. (in portuguese)
- A.L.N. Delgado, L.P. Magalhães, I.L.M. Ricarte : Database Management Systems for CAD. I Brazilian Simposium on Data Bases, Rio de Janeiro, RJ, March 1986. (in portuguese)I
- B.M. Daltrini et. alli : The concept of CAD nucleus based on a logical model of CAD Systems. II IASTED - Int. Conference on Telecommunication and Control, Rio de Janeiro, 10-12 Dec. 1985.
- L. P. Magalhães, A.L.N. Delgado : Capturing the semantic of CAD through a data model. II IASTED - Int. Conference on Telecommunication and Control, Rio de Janeiro, 10-12 Dec. 1985.
- M.V. Silva, L.P. Magalhães : A tool for dialogue generation. V Brazilian Computer Conference (SBC-SEMISH), Porto Alegre, RS, July 1985. (in portuguese)
- B.M. Daltrini et. alli : The concept of CAD nucleus. 29th Int. Symposium of Mini- and Microcomputers and their applications. Sant Felio de Guixols, Spain, 25-28 June, 1985.
- before 85
- Monographies
- Abstract ; PDF (59 pages, 280 KB, zipped) - In Portuguese ; Slides (3.7 MB, zipped)
A. B. Raposo, A. J. Cruz, A. L. Bicho, A. K. Kojima, C. A. M. dos Santos, I. C. F. da Silva, L. P. Magalhães, and P. C. P. de Andrade: Ferramentas de Programação Livres para Computação Gráfica e Animação por Computador,
Tutorial presented at SIBGRAPI'2000 - XIII Brazilian Symposium on Computer Graphics and Image Processing. Gramado, RS. October 2000.
- >> , Abstract - In Portuguese, Slides (2.4 MB, zipped) A.B. Raposo, L.P. Magalhães, I.L.M. Ricarte : Interação na Web. Course presented in the XVIII JAI'99 - Jornada de Atualização em Informática, Anais do XIX Congresso da SBC (Sociedade Brasileira de Computação),
Vol. 2, pp. 1-50, July 1999.
- J.T.F. de Camargo, L.P. Magalhães, A.B. Raposo : Basic aspects
of Computer Modeled Animation. Tutorial presented at VIII Brazilian
Simposium of Computer Graphics and Image Processing - SIBGRAPI-95. São Carlos, SP, Oct. 1995. (in portuguese)
- J.T.F. de Camargo, L.P. Magalhães : Computer Modeled Animation. Tutorial presented at VI Brazilian
Simposium of Computer Graphics and Image Processing - SIBGRAPI-93. Recife, PE, Oct. 1993. (in portuguese)
- M.L. Andrade, L.P. Magalhães, C.L. Tozzi : Microprocessors in
Process Control. Course presented during the IV Brazilian Control Conference,
SBA, Campinas, SP, 1982. (in portuguese)
- L.P. Magalhães, M. Jino : Computer Programming. Support
monography for the COSIPA-UNICAMP/PROFEC training programm, Sept. 1982. (in portuguese)
- L.P. Magalhães : Graphical and interactive man-machine communication in process control : analysis and implementation of a software/hardware solution. Dr.-Ing. Thesis, Informatic-T.H. Darmstadt, May 1981. (in Germany)
- L.P. Magalhães : Implementação de Reguladores auto-ajustáveis em pequenos processadores (Implementation of Self-tuning regulators in small processors). M.Sc. Thesis, FEE-UNICAMP, March 1977. (in portuguese)
Last update : Feb, 2019