List of publications of Rafael Bidarra

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PhD Thesis

• Bidarra R (1999) Validity maintenance in semantic feature modeling. PhD Thesis, Delft University of Technology, The Netherlands, Universal Press, ISBN 90-9012599-X

journal articles

• Smelik RM, Tutenel T, Bidarra R and Benes B (2014) A survey on procedural modeling for virtual worlds. Accepted for publication in Computer Graphics Forum, doi: 10.1111/cgf.12276

• van der Linden R, Lopes R and Bidarra R (2014) Procedural generation of dungeons. Accepted for publication in IEEE Transactions on Computational Intelligence and AI in Games , doi: 10.1109/TCIAIG.2013.2290371

• Kraayenbrink N, Kessing J, Tutenel T, de Haan G and Bidarra R (2014) Semantic crowds. Accepted for publication in Entertainment Computing, doi: 10.1016/j.entcom.2013.12.002

• Brand S and Bidarra R (2012) Multi-core scalable and efficient pathfinding with Parallel Ripple Search. Computer Animation and Virtual Worlds 23(2):73-85, doi: 10.1002/cav.1427

• Togelius J, Whitehead J and Bidarra R (2011) Procedural content generation in games. IEEE Transactions on Computational Intelligence and AI in Games 3(3):169-171, doi: 10.1109/TCIAIG.2011.2166554

• Tutenel T, Smelik RM, Lopes R, de Kraker KJ and Bidarra R (2011) Generating consistent buildings: a semantic approach for integrating procedural techniques. IEEE Transactions on Computational Intelligence and AI in Games 3(3):274-288, doi: 10.1109/TCIAIG.2011.2162842

• Lopes R and Bidarra R (2011) Adaptivity challenges in games and simulations: a survey. IEEE Transactions on Computational Intelligence and AI in Games 3(2):85-99, doi: 10.1109/TCIAIG.2011.2152841

• Smelik RM, Tutenel T, de Kraker KJ and Bidarra R (2011) A declarative approach to procedural modeling of virtual worlds. Computers and Graphics 35(2):352-363, doi: 10.1016/j.cag.2010.11.011

• Bronsvoort WF, Bidarra R, van der Meiden HA and Tutenel T (2010) The increasing role of semantics in object modeling. Computer-Aided Design and Applications 7(3):431-440, doi: 10.3722/cadaps.2010.431-440

• Smelik RM, Tutenel T, de Kraker KJ and Bidarra R (2010) Declarative terrain modeling for military training games. International Journal of Computer Games Technology 2010:ID 360458, doi:10.1155/2010/360458

• Harteveld C, Guimarães R, Mayer I and Bidarra R (2010) Balancing play, meaning and reality: The design philosophy of LEVEE PATROLLER. Simulation and Gaming 41(3):316-340, doi:10.1177/1046878108331237

• Bidarra R and Zhang X (2009) Game Technology for Training and Education. International Journal of Computer Games Technology 2009:ID 521020, doi:10.1155/2009/521020

• Tutenel T, Bidarra R, Smelik RM and de Kraker KJ (2008) The role of semantics in games and simulations. ACM Computers in Entertainment 6(4):a57

• Bidarra R, Boers J, Dobbe J and Huijser R (2008) The making of an interdisciplinary games project. Journal of Game Development 3(2):7-25

• Nyirenda PJ, Bidarra R and Bronsvoort WF (2007) A semantic blend feature definition. Computer-Aided Design and Applications 4(1-6):795-806 (special issue: Proceedings of CAD'07, Honolulu, Hawaii, 25-29 June)

• Lourenço D, Oliveira P, Noort A and Bidarra R (2006) Constraint solving for direct manipulation of features. Journal of Artificial Intelligence for Engineering Design, Analysis and Manufacturing 20(4):369-382

• Bronsvoort WF, Bidarra R and Nyirenda PJ (2006) Developments in feature modelling. Computer-Aided Design and Applications 3(5):655-664

• Bidarra R, Madeira J, Neels WJ and Bronsvoort WF (2005) Efficiency of boundary evaluation for a cellular model. Computer-Aided Design 37(12):1266-1284

• Bidarra R, Nyirenda PJ and Bronsvoort WF (2005) A feature-based solution to the persistent naming problem. Computer-Aided Design and Applications 2(1-4):517-526 (special issue: Proceedings CAD'05, Bangkok, Thailand, 20-24 June)

• Bidarra R, van Bunnik A and Bronsvoort WF (2004) Web-Based Direct Manipulation of Feature Models. Portuguese Journal of Computer Graphics (ISSN: 0873-1837), Special issue "Advances in Computer Graphics in Portugal", Marcos A and Salles Dias M (Eds.)

• Bidarra R, Kranendonk N, Noort A and Bronsvoort WF (2002) A collaborative framework for integrated part and assembly modeling. Journal of Computing and Information Science in Engineering 2(4):256-264

• Bidarra R, van den Berg E and Bronsvoort WF (2002) A collaborative feature modeling system. Journal of Computing and Information Science in Engineering 2(3):192-198

• Bronsvoort WF, Bidarra R and Noort A (2002) Feature model visualization. Computer Graphics Forum 21(4):661-673

• Bidarra R and Bronsvoort WF (2000) Semantic feature modelling. Computer-Aided Design 32(3):201-225

• Bidarra R, de Kraker KJ and Bronsvoort WF (1998) Representation and management of feature information in a cellular model. Computer-Aided Design 30(4):301-313

• Bidarra R and Teixeira J (1994) Development of a flexible form feature semantic model. Computer Graphik TOPICS 6(4), Reports of the House of Computer Graphics, Lukacin B (Ed.), Darmstadt, Germany

book contributions

• van den Berg E, Bidarra R and Bronsvoort WF (2002) Web-based interaction on feature models. From Geometric Modeling to Shape Modeling, Cugini U and Wozny M (Eds.), Kluwer Academic Publishers, Dordrecht, pp. 99-112

• Noort A, Bidarra R and Bronsvoort WF (2002) Satisfying interaction constraints. From Geometric Modeling to Shape Modeling, Cugini U and Wozny M (Eds.), Kluwer Academic Publishers, Dordrecht, pp. 49-64

• Bronsvoort WF, Bidarra R and Noort A (2001) Semantic and multiple-view feature modeling: towards more meaningful product modelling. Geometric Modelling: Theoretical and Computational Basis towards Advanced CAD Applications, Kimura F (Ed.), Kluwer Academic Publishers, Dordrecht, pp. 69-84

• Bronsvoort WF, Bidarra R, van Holland W, de Kraker KJ and Dohmen M (1997) Multiple-view feature modelling and conversion. Geometric Modelling: Theory and Practice - The State of the Art, Strasser W, Klein R and Rau R (Eds.), Springer-Verlag, Heidelberg, pp. 159-174

• Gomes A, Bidarra R and Teixeira J (1993) A cellular approach for feature-based modelling. Graphics Modelling and Visualization in Science and Technology, Göbel M and Teixeira J (Eds.), Springer-Verlag, Heidelberg, pp. 128-143

conference proceedings

• Kybartas B, Bidarra R and Eisemann E (2014) Integrating semantics and narrative world generation. Proceedings of FDG 2014 - Ninth International Conference on the Foundations of Digital Games, 3-7 April, Fort Lauderdale, FL

• Azadegan A, Baalsrud Hauge J, Harteveld C, Bellotti F, Berta R, Bidarra R, Riedel J and Stanescu I (2013) The move beyond edutainment: have we learnt our lessons from the entertainment industry? Proceedings of GaLA 2013 Conference, 23-25 October, Paris, France

• Bidarra R, Gambon D, Kooij R, Nagel D, Schutjes M, Tziouvara I (2013) Gaming at the dentist's – serious game design for pain and discomfort distraction. Proceedings of Games for Health Europe, 27-28 October, Amsterdam, The Netherlands

• van der Linden R, Lopes R and Bidarra R (2013) Designing procedurally generated levels. Proceedings of IDPv2 2013 - Workshop on Artificial Intelligence in the Game Design Process, co-located with the Ninth AAAI Conference on Artificial Intelligence in Interactive Digital Entertainment, 14–18 October, Boston, MA

• Etheredge M, Lopes R and Bidarra R (2013) A generic method for classification of player behavior. Proceedings of IDPv2 2013 - Workshop on Artificial Intelligence in the Game Design Process, co-located with the Ninth AAAI Conference on Artificial Intelligence in Interactive Digital Entertainment, 14–18 October, Boston, MA

• Silva P, Müller P, Bidarra R and Coelho A (2013) Node-based shape grammar representation and editing. Proceedings of PCG 2013 - Workshop on Procedural Content Generation for Games, co-located with the Eigth International Conference on the Foundations of Digital Games, 14–17 May, Chania, Crete, Greece

• Lopes R, Hilf K, Jayapalan L and Bidarra R (2013) Mobile adaptive procedural content generation. Proceedings of PCG 2013 - Workshop on Procedural Content Generation for Games, co-located with the Eigth International Conference on the Foundations of Digital Games, 14–17 May, Chania, Crete, Greece

• Rijnboutt E, Hokke O, Kooij R, Bidarra R (2013) A robust throw detection library for mobile games. Proceedings of FDG 2013 - Eigth International Conference on the Foundations of Digital Games, 14–17 May, Chania, Crete, Greece

• Lopes R, Hilf K, Jayapalan L and Bidarra R (2013) Gameplay semantics for authoring adaptivity in mobile games. Proceedings of FDG 2013 - Eigth International Conference on the Foundations of Digital Games, 14–17 May, Chania, Crete, Greece

• Kraayenbrink N, Kessing J, Tutenel T, de Haan G, Marson F, Musse SR and Bidarra R (2012) Semantic crowds: reusable population for virtual worlds. Proceedings of VS-GAMES 2012 - 4th International Conference on Games and Virtual Worlds for Serious Applications, 29-31 October, Genoa, Italy; Procedia Computer Science 15C(2012):122-139, doi: 10.1016/j.procs.2012.10.064

• Brisson A, Pereira G, Prada R, Paiva A, Louchart S, Suttie N, Lim T, Lopes R, Bidarra R, Bellotti F, Kravcik M and Oliveira M (2012) Artificial intelligence and personalization opportunities for serious games. Proceedings of AAAI Workshop on Human Computation in Digital Entertainment and Artificial Intelligence for Serious Games, co-located with AIIDE 2012 - 8th Conference on Artificial Intelligence and Interactive Digital Entertainment, 8-12 October, Stanford, CA, USA

• Hocevar R, Marson F, Cassol V, Braun H, Bidarra R and Musse SR (2012) From their environment to their behavior: a procedural approach to model groups of virtual agents. Proceedings of IVA 2012 - 12th International Conference on Intelligent Virtual Agents, 12-14 September, Santa Cruz, CA

• Kessing J, Tutenel T and Bidarra R (2012) Designing semantic game worlds. Proceedings of PCG 2012 - Workshop on Procedural Content Generation for Games, co-located with the Seventh International Conference on the Foundations of Digital Games, 29 May-1 June, Raleigh, NC

• Lopes R, Tutenel T and Bidarra R (2012) Using gameplay semantics to procedurally generate player-matching game worlds. Proceedings of PCG 2012 - Workshop on Procedural Content Generation for Games, co-located with the Seventh International Conference on the Foundations of Digital Games, 29 May-1 June, Raleigh, NC

• Stanescu IA, Stefan A, Kravcik M, Lim T, Bidarra R (2012) Interoperability strategies for serious games development. Proceedings of eLSE 2012 - 8th International Conference on eLearning and Software for Education, 26-27 April, Bucharest, Romania

• Zhang X, Tutenel T, Mo R, Bidarra R and Bronsvoort WF (2012) A method for specifying semantics of large sets of 3D models. Proceedings of GRAPP 2012 - 7th International Conference on Computer Graphics Theory and Applications, 24-26 February, Rome, Italy

• Hendrickx Q, Smelik RM and Bidarra R (2011) An effective composition method for novice shader programmers. Proceedings of 2nd Annual Student Research Conference, 24 November, Eindhoven, The Netherlands

• Brand S and Bidarra R (2011) Parallel Ripple Search – scalable and efficient pathfinding for multi-core architectures. Motion in Games. Allbeck JM and Faloutsos P (Eds.), LNCS 7060, Springer, pp. 290-303 (special issue: Proceedings of MIG'11 - 3rd International Workshop on Motion in Games, 13-15 November, Edinburgh, UK)

• Lopes R and Bidarra R (2011) A semantic generation framework for enabling adaptive game worlds. Proceedings of ACE 2011 - International Conference on Advances in Computer Entertainment Technology, 8-11 November, Lisbon, Portugal

• Tutenel T, van der Linden R, Kraus M, Bollen B and Bidarra R (2011) Procedural filters for customization of virtual worlds. Proceedings of PCG 2011 - workshop on Procedural Content Generation for Games, co-located with the Sixth International Conference on the Foundations of Digital Games, 28 June-1 July, Bordeaux, France, doi: 10.1145/2000919.2000924

• Smelik RM, Galka KA, Kuijper F, de Kraker KJ and Bidarra R (2011) Semantic constraints for procedural modelling of virtual worlds. Proceedings of PCG 2011 - workshop on Procedural Content Generation for Games, co-located with the Sixth International Conference on the Foundations of Digital Games, 28 June-1 July, Bordeaux, France, doi: 10.1145/2000919.2000928

• van Gestel J and Bidarra R (2011) Procedural modelling of destructible materials. Proceedings of V Ibero-American Symposium on Computer Graphics, 1-3 June, Faro, Portugal

• Bidarra R (2011) Interdisciplinary game projects: opening the Graphics (back) door with the soft skills key. Proceedings of Eurographics 2011 - Education papers, 11-15 April, Llandudno, Wales, UK

• van Est C and Bidarra R (2011) High-level scenario editing for simulation games. Proceedings of the 6th International Conference on Computer Graphics Theory and Applications - GRAPP 2011, 5-7 March, Algarve, Portugal

• Lopes R, Tutenel T, Smelik RM, de Kraker KJ and Bidarra R (2010) A constrained growth method for procedural floor plan generation. Proceedings of GAME-ON 2010, 17-19 November, Leicester, United Kingdom

• Huijser R, Dobbe J, Bronsvoort WF and Bidarra R (2010) Procedural natural systems for game level design. Proceedings of SBGames 2010, 8-10 November, Florianopolis, SC, Brazil, pp. 177-186

• Tutenel T, Smelik RM, Bidarra R and de Kraker KJ (2010) A semantic scene description language for procedural layout solving problems. Proceedings of AIIDE 2010 - 6th Conference on Artificial Intelligence and Interactive Digital Entertainment, 11-13 October, Stanford, CA, USA

• Bidarra R, Schaap R and Goossens K (2010) Growing on the inside: soulful characters for video games. Proceedings of IEEE Conference on Computational Intelligence and Games, 18-21 August, Copenhagen, Denmark

• Smelik RM, Tutenel T, de Kraker KJ and Bidarra R (2010) Integrating procedural generation and manual editing of virtual worlds. Proceedings of PCG 2010 - workshop on Procedural Content Generation for Games, co-located with the Fifth International Conference on the Foundations of Digital Games, 18-21 June, Monterey, CA

• Smelik RM, Tutenel T, de Kraker KJ and Bidarra R (2010) Interactive creation of virtual worlds using procedural sketching. Proceedings of Eurographics 2010 - Short papers, 3-7 May, Norrköping, Sweden

• Hendrickx Q, Smelik RM and Bidarra R (2010) Real-time rendering of river networks. Proceedings of I3D 2010 - ACM SIGGRAPH Symposium on Interactive 3D Gaphics and Games, 19-21 February, Washington DC, USA

• Bidarra R, de Kraker KJ, Smelik RM and Tutenel T (2010) Integrating semantics and procedural generation: key enabling factors for declarative modeling of virtual worlds. Proceedings of FOCUS K3D Conference on Semantic 3D Media and Content, 11-12 February, Sophia Antipolis, France, pp. 51-55

• van Driel L and Bidarra R (2009) A semantic navigation model for video games. Motion in Games. Egges A, Geraerts R, Overmars M (Eds.), LNCS 5884, Springer, ISBN 978-3-642-10346-9, pp. 146-157 (special issue: Proceedings of MIG'09 - 2nd International Workshop on Motion in Games, 21-24 November, Zeist, The Netherlands)

• van den Berg R, Rejen JM and Bidarra R (2009) Collision avoidance between avatars of real and virtual individuals. Motion in Games. Egges A, Geraerts R, Overmars M (Eds.), LNCS 5884, Springer, ISBN 978-3-642-10346-9, pp. 1-12 (special issue: Proceedings of MIG'09 - 2nd International Workshop on Motion in Games, 21-24 November, Zeist, The Netherlands)

• Tutenel T, Smelik RM, Bidarra R and de Kraker KJ (2009) Using semantics to improve the design of game worlds. Proceedings of AIIDE 2009 - 5th Conference on Artificial Intelligence and Interactive Digital Entertainment, 14-16 October, Stanford, CA, USA

• Kessing J, Tutenel T and Bidarra R (2009) Services in game worlds: a semantic approach to improve object interaction. Entertainment Computing - ICEC 2009, Natkin S and Dupire J (Eds.), LNCS 5709, Springer, ISBN 978-3-642-04051-1, pp. 276-281 (special issue: Proceedings of the International Conference on Entertainment Computing, 3-5 September, Paris, France)

• Smelik RM, Tutenel T, de Kraker KJ and Bidarra R (2009) A case study on procedural modeling of geo-typical Southern Afghanistan terrain. Proceedings of IMAGE 2009, 13-16 July, St.Louis, Missouri, USA

• Bidarra R (2009) Experiencing the engineering challenges of game development. Proceedings of 37th Engineering Education Conference SEFI 2009, 1-4 July, Rotterdam, The Netherlands

• Tutenel T, Bidarra R, Smelik RM and de Kraker KJ (2009) Rule-based layout solving and its application to procedural interior generation. Proceedings of the CASA'09 Workshop on 3D Advanced Media in Gaming and Simulation, 16 June, Amsterdam, The Netherlands, pp. 15-24

• Smelik RM, de Kraker KJ, Groenewegen SA, Tutenel T, and Bidarra R (2009) A survey of procedural methods for terrain modelling. Proceedings of the CASA'09 Workshop on 3D Advanced Media in Gaming and Simulation, 16 June, Amsterdam, The Netherlands, pp. 25-34

• de Carpentier GJP and Bidarra R (2009) Interactive GPU-based procedural heightfield brushes. Proceedings of Fourth International Conference on the Foundations of Digital Games, 26-30 April, Port Canaveral, FL, pp. 55-62

• Groenewegen SA, Smelik RM, de Kraker KJ, and Bidarra R (2009) Procedural city layout generation based on urban land use models. Proceedings of Eurographics 2009 - Short papers, 30 March-3 April, Munich, Germany, pp. 45-48

• Schaap R and Bidarra R (2008) Towards emotional characters in computer games. Entertainment Computing - ICEC 2008, Stevens SM and Saldamarco SJ (Eds.), LNCS 5309, Springer, ISBN 978-3-540-89221-2, pp. 167-172 (special issue: Proceedings of the International Conference on Entertainment Computing, 25-27 September, Pittsburgh, PA)

• Smelik RM, Tutenel T, de Kraker KJ and Bidarra R (2008) A proposal for a procedural terrain modelling framework. Proceedings of Eurographics Virtual Environments symposium, 29-30 May, Eindhoven, The Netherlands

• Boers J, Dobbe J, Huijser R and Bidarra R (2008) From a light CG framework to a strong Cannibal Experience. Proceedings of Eurographics 2008 - Education papers, 14-18 April, Crete, Greece, pp. 149-153

• Bidarra R, Boers J, Dobbe J and Huijser R (2008) Bringing a pioneer games project to the next level. Proceedings of the 3rd Annual Academic Days on Game Development in Computer Science Education, 28 February-3 March, Miami, FL, pp. 11-15

• Warmerdam J, Knepflé M, Bekebrede G, Mayer I and Bidarra R (2007) The serious game SimPort: overcoming technical hurdles in educational gaming. Proceedings of LG07 - Learning with Games conference, 24-26 September, Sophia Antipolis, France, pp. 307-314

• Harteveld C and Bidarra R (2007) Learning with games in a professional environment: a case study of a serious game about levee inspection. Proceedings of LG07 - Learning with Games conference, 24-26 September, Sophia Antipolis, France, pp. 555-562

• Harteveld C, Guimarães R, Mayer I and Bidarra R (2007) Balancing pedagogy, game and reality components within a unique serious game for training levee inspection. Technologies for E-Learning and Digital Entertainment, Hui K et al. (Eds.), LNCS 4469, Springer, ISBN 978-3-540-73010-1, pp. 128-139 (special issue: Proceedings of Edutainment 2007, 11-13 June, Hong Kong, China)

• Dias P, Pimentel A, Ferreira C, van Huussen F, Baggerman J-W, van der Horst P, Madeira J, Bidarra R and Sousa Santos B (2007) Usability in virtual and augmented environments: a qualitative and quantitative study. Proc. SPIE Vol. 6490, 64901I (Mar. 5, 2007), Proceedings of 19th IS&T/SPIE Electronic Imaging 2007 Symposium, 28 January-1 February, San Jose, California, USA

• Bidarra R, Noort A, Lourenço D and Oliveira P (2007) Advanced direct manipulation of feature models. Proceedings of the 2nd International Conference on Computer Graphics Theory and Applications - GRAPP 07, 8-11 March, Barcelona, Spain, pp. 130-136

• Warmerdam J, Knepflé M, Bidarra R, Bekebrede G and Mayer I (2006) SimPort: a multiplayer management game framework. Proceedings of 9th International Conference on Computer Games - CGAMES'06, 22-24 November, Dublin, Ireland

• Pimentel A, Dias P, van Huussen F, van der Horst P, Baggerman J-W, Bidarra R, Madeira J and Sousa Santos B (2006) Usability in virtual and augmented environments: a qualitative study. Proceedings of 2nd Portuguese HCI Conference - Interacção 2006, 16-18 October, Braga, Portugal, pp. 143-146

• Kruithof T and Bidarra R (2006) GLAZE: A flexible GUI engine for video games. Proceedings of the 2006 Ibero-American Symposium on Computer Graphics - SIACG, 5-7 July, Santiago de Compostela, Spain, Brunet P, Correia N and Baranoski G (Eds.)

• Lourenço D, Oliveira P and Bidarra R (2005) Direct manipulation of feature models using handles. Proceedings of the 13th Portuguese Conference on Computer Graphics, 12-14 October, Vila Real, Portugal

• de Carpentier GJP and Bidarra R (2005) Behavioral assumption-based prediction for high-latency hiding in mobile games. Proceedings of 7th International Conference on Computer Games - CGAMES'05, 28-30 November, Angoulême, France, pp. 83-88

• Bidarra R, Nyirenda PJ and Bronsvoort WF (2005) A feature-based solution to the persistent naming problem. Proceedings of CAD05 - International CAD Conference and Exhibition, 20-24 June, Bangkok, Thailand, pp. 517-526

• Bidarra R, van Bunnik A and Bronsvoort WF (2004) Direct manipulation of feature models in web-based collaborative design. CD-ROM Proceedings of the 2004 ASME Computers and Information in Engineering Conference, 28 September-2 October, Salt Lake City, UT, ASME, NY

• van den Berg E, Bidarra R and Bronsvoort WF (2004) Construction of freeform feature models with attachments. CD-ROM Proceedings of the 2004 ASME Computers and Information in Engineering Conference, 28 September-2 October, Salt Lake City, UT, ASME, NY

• Bidarra R, van Dalen R and van Zwieten J (2003) A Computer Graphics pioneer project on computer games. Proceedings of CGME 2003 - Workshop on Computer Graphics, Multimedia and Education, 8 October, Porto, Portugal, pp. 61-65

• Bidarra R, van Bunnik A and Bronsvoort WF (2003) Web-based direct manipulation of feature models. Proceedings of the Twelfth Portuguese Conference on Computer Graphics, 8-10 October, Porto, Portugal, pp. 27-33

• Bidarra R, Neels WJ and Bronsvoort WF (2003) Boundary evaluation for a cellular model. CD-ROM Proceedings of the 2003 ASME Computers and Information in Engineering Conference, 2-6 September, Chicago, IL, ASME, NY

• Bidarra R and Bronsvoort WF (2002) Persistent naming through persistent entities. Proceedings of Geometric Modeling and Processing 2002 - Theory and Applications, 10-12 July, Wako, Japan, Suzuki, H and Martin, R (Eds.), IEEE Computer Society, CA, pp. 233-240

• Bidarra R, Kranendonk N, Noort A and Bronsvoort WF (2002) A collaborative framework for integrated part and assembly modeling. Proceedings of Solid Modeling '02 - Seventh ACM Symposium on Solid Modeling and Applications, 17-21 June, Saarbrücken, Germany, Lee K and Patrikalakis NM (Eds.), ACM Press, NY, pp. 389-400

• Bidarra R, van den Berg E and Bronsvoort WF (2001) Interactive facilities for collaborative feature modeling on the web. Proceedings of the Tenth Portuguese Conference on Computer Graphics, 1-3 October, Lisbon, Portugal, Madeira J, Marques JS, Dias MS and Jorge JA (Eds.), pp. 43-52

• Bidarra R, van den Berg E and Bronsvoort WF (2001) Collaborative modeling with features. CD-ROM Proceedings of the 2001 ASME Computers and Information in Engineering Conference, 9-12 September, Pittsburgh, PA, ASME, NY

• Bronsvoort WF, van den Berg E, Bidarra R and Noort A (2001) Essential developments in feature modeling. Proceedings CAD/Graphics 2001 - Seventh International Conference on Computer-Aided Design and Computer Graphics, 22-24 August, Kunming, China, Q Peng, W Li and J Yu (Eds.), International Academic Publishers - World Publishing Corporation, Beijing, pp 6-15

• Bidarra R, van den Berg E and Bronsvoort WF (2001) Web-based collaborative feature modeling. Proceedings of Solid Modeling '01 - Sixth ACM Symposium on Solid Modeling and Applications, 6-8 June, Ann Arbor, MI, USA, Anderson DC and Lee K (Eds.), ACM Press, NY, pp. 319-320

• Soudzilovskaia N, Bidarra R and Jansen FW (2001) Spatial reasoning in a multi-modal user guide for a complex machine. Proceedings of EUROIMAGE - International Conference on Augmented, Virtual Environments and Three-Dimensional Imaging, May 2001, Giagourta V et al.(Eds.)

• van den Berg E, Bidarra R and Bronsvoort WF (2000) Web-based interaction on feature models. Proceedings of the Seventh IFIP WG 5.2 International Workshop on Geometric Modelling: Fundamentals and Applications, 2-4 October, Parma, Italy, Cugini U and Wozny M (Eds.), University of Parma, pp. 113-123

• Noort A, Bidarra R and Bronsvoort WF (2000) Satisfying interaction constraints. Proceedings of the Seventh IFIP WG 5.2 International Workshop on Geometric Modelling: Fundamentals and Applications, 2-4 October, Parma, Italy, Cugini U and Wozny M (Eds.), University of Parma, pp. 53-64

• Bidarra R and Bronsvoort WF (2000) On families of objects and their semantics. Proceedings of Geometric Modeling and Processing 2000 - Theory and Applications, 10-12 April, Hong Kong, China, Martin R and Wang W (Eds.), IEEE Computer Society, CA, pp. 101-111

• Bidarra R and Bronsvoort WF (1999) History-independent boundary evaluation for feature modeling. CD-ROM Proceedings of the 1999 ASME Computers and Information in Engineering Conference, 12-15 September, Las Vegas, USA, ASME, NY

• Bidarra R and Bronsvoort WF (1999) Validity maintenance of semantic feature models. Proceedings of Solid Modeling '99 - Fifth ACM Symposium on Solid Modeling and Applications, 9-11 June, Ann Arbor, USA, Bronsvoort WF and Anderson DC (Eds.), ACM Press, NY, pp. 85-96

• Bidarra R and Bronsvoort WF (1998) Validity maintenance of models with interacting features. Proceedings of the Eighth Portuguese Conference on Computer Graphics, 4-6 February, Coimbra, Portugal, Sousa A and Teixeira J, (Eds.), pp. 65-79

• Bronsvoort WF, Bidarra R and Noort A (1998) Towards more meaningful feature modelling. Proceedings of the Sixth IFIP WG 5.2 International Workshop on Geometric Modelling: Fundamentals and Applications, 7-9 December, Tokyo, Japan, The University of Tokyo, pp. 35-45

• Bidarra R, Idri A, Noort A and Bronsvoort WF (1998) Declarative user-defined feature classes. CD-ROM Proceedings of the 1998 ASME Design Engineering Technical Conferences, 13-16 September, Atlanta, USA, ASME, NY

• Bidarra R, Dohmen M and Bronsvoort WF (1997) Automatic detection of interactions in feature models. CD-ROM Proceedings of the 1997 ASME Design Engineering Technical Conferences, 14-17 September, Sacramento, USA, ASME, NY

• Bronsvoort WF, Bidarra R, van Holland W, de Kraker KJ and Dohmen M (1996) Feature modelling for concurrent engineering. Proceedings of the International Symposium on Tools and Methods for Concurrent Engineering, 29-31 May, Budapest, Hungary, Horváth I and Váradi K (Eds.), Technical University of Budapest, pp. 46-55

• Bidarra R and Bronsvoort WF (1996) Towards classification and automatic detection of feature interactions. Proceedings of 29th International Symposium on Automotive Technology and Automation; Dedicated Conference on Mechatronics - Advanced Development Methods and Systems for Automotive Products, 3-6 June, Florence, Italy, Roller D (Ed.), Automotive Automation Limited, Croydon, pp. 99-108

• Bidarra R and Teixeira J (1994) A semantic framework for flexible form feature validity specification and assessment. Proceedings of the ASME International Computers in Engineering Conference, Ishii K, Bannister K and Crawford R (Eds.), ASME, NY, Vol.1, pp. 151-158

• Bidarra R and Teixeira J (1993) Intelligent form feature interaction management in a cellular modeling scheme. Proceedings of Solid Modeling '93 - Second ACM Symposium on Solid Modeling and Applications, 19-21 May, Montreal, Canada, Turner J and Rossignac J (Eds.), ACM Press, NY, pp. 483-485

See also the list of publications in Portuguese, in the unlikely case you feel like that...