NB. I now work at the Wageningen University in the Netherlands. Go to: www.gertkootstra.com

Publications

  • Drimus, A., Kootstra, G. Bilberg, A. and Kragic, D. (2012) Design of a Flexible Tactile Sensor for Classification of Rigid and Deformable Objects. To appear in Robotics and Autonomous Systems.
  • Rudinac, M., Kootstra, G., Kragic, D., and Jonker, P. (2012) Learning and Recognition of Objects Inspired by Early Cognition. To be presented at the 2012 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2012), October 7-12, 2012, Vilamoura, Algarve, Portugal. pdf
  • Kootstra, G, Popović, M. Jørgensen, J.A., Kuklinski, K., Miatliuk, K. Kragic, D., and Krüger, N. (2012) Enabling grasping of unknown objects through a synergistic use of edge and surface information. International Journal of Robotics Research, 31(10): 1190-1213. doi: 10.1177/0278364912452621 link
  • Kootstra, G, Popović, M. Jørgensen, J.A., Kragic, D., Petersen, H.G., and Krüger, N. (2012) VisGraB: A Benchmark for Vision-Based Grasping. Paladyn Journal of Behavioral Robotics. doi:10.2478/s13230-012-0020-5 link, manuscript: pdf
    - The benchmark
  • Kootstra, G, Wilming, N., Schmidt, N, Djurfeldt, M. Kragic, D., and König, P. (2012) Learning and Adaptation of Sensorimotor Contingencies: Prism-Adaptation, a Case Study. To appear in: Proceedings of the 12th International Conference on Simulation of Adaptive Behavior (SAB2012), 27-31 Aug, 2012. pdf
  • Popović, M., Kootstra, G., Jørgensen, J.A., Kragic, D., Krüger, N. (2011) Grasping Unknown Objects Using an Early Cognitive Vision System for General Scene Understanding. In: Proceedings of the International Conference on Intelligent RObots and Systems (IROS), September 25-30, 2011, San Francisco, CA. pdf
    Runner up of Cognitive Robotics Best Paper Award at IROS 2011.
  • Drimus, A., Kootstra, G., Bilberg, A. and Kragic, D. (2011) Classification of Rigid and Deformable Objects Using a Novel Tactile Sensor. In: Proceedings of the 15th International Conference on Advanced Robotics (ICAR), June 20-23, 2011, Tallinn, Estonia. pdf
  • Nazem, A., Kootstra, G., Kragic, D., and Djurfeldt, M. (2011) Parallel implementation of a biologically inspired model of figure-ground segregation: Application to real-time data using MUSIC. Abstract at: Neuroinformatics, September 4-6, 2011, Boston, USA. pdf
  • Nazem, A., Kootstra, G., Kragic, D., and Djurfeldt, M. (2011) Interfacing a parallel simulation of a neuronal network to robotic hardware using MUSIC, with application to real-time figure-ground segregation. Abstract at: The Twentieth Annual Computational Neuroscience Meeting (CNS2011), July 23-28, 2011, Stockholm, Sweden.
  • Kootstra, G. and Kragic, D. (2011) Fast and Bottom-Up Object Detection, Segmentation, and Evaluation using Gestalt Principles In: Proceedings of the IEEE International Conference on Robotics and Automation (ICRA), May 9-13, 2011, Shanghai, China. pdf
  • Kootstra, G., Bergström, N., & Kragic, D. (2011). Gestalt Principles for Attention and Segmentation in Natural and Artificial Vision Systems. At: Semantic Perception, Mapping and Exploration (SPME), ICRA 2011 Workshop, May 9, 2011, Shanghai, China. pdf
  • Kootstra, G., Bergström, N., & Kragic, D. (2011). Gestalt Principles for Attention and Segmentation in Natural and Artificial Vision Systems. Presented at the Swedish Symposium for Image Processing (SSBA 2011), March 17-18, 2011, Linköping, Sweden.
  • Kootstra, G., de Boer, B., and Schomaker L.R.B. (2011) Predicting Eye Fixations on Complex Visual Stimuli using Local Symmetry. Cognitive Computation, 3(1):223-240. doi: 10.1007/s12559-010-9089-5 link
  • Kootstra, G., Bergström, N., and Kragic, D. (2010). Fast and Automatic Detection and Segmentation of Unknown Objects. In: Proceedings of the IEEE-RAS International Conference on Humanoids Robotics (Humanoids 2010), December 6-8, 2010, Nashville, TN. pdf
  • Zwinderman, M. J., Rybski, P. E. and Kootstra, G. (2010). A Human-Assisted Approach for a Mobile Robot to Learn 3D Object Models using Active Vision. In: Proceedings of the 19th IEEE International Symposium in Robot and Human Interactive Communication (Ro-Man 2010), September 12-15, 2010, Viareggio, Italy pdf
  • Kootstra, G., Bergström, N., & Kragic, D. (2010). Using Symmetry to Select Fixation Points for Segmentation. In: Proceedings of the International Conference on Pattern Recognition (ICPR), August 23-26, 2010, Istanbul, Turkey. pdf
  • Bergström, N, Björkman, M., Bohg, J., Johnson-Roberson, M., Kootstra, G. and Kragic, D (2010). Active Scene Analysis. Extended Abstract. In RSS Workshop on Towards Closing the Loop: Active Learning for Robotics, Robotics Science and Systems (RSS'10), June 27, 2010, Zaragoza, Spain. pdf pdf
  • Kootstra, G. (2010) Visual Attention and Active Vision: From natural to artificial systems. Ph.D. thesis University of Groningen, The Netherlands. ISBN: 978-90-367-4367-9, pdf
  • Kootstra, G. & de Boer, B. (2009) Tackling the Premature Convergence Problem in Monte-Carlo Localization. Robotics and Autonomous Systems, 57(11): 1107-1118. doi:10.1016/j.robot.2009.07.003. link
    (Java applet demonstration the presented methods)
  • Kootstra, G., de Jong, S., & Schomaker, L. R. B. (2009). Using local symmetry for landmark selection. In M. Fritz, B. Schiele, & J. H. Piater (Eds.) Computer Vision Systems, vol. 5815 of Lecture Notes in Computer Science, pp. 94-103, Springer. pdf
  • Kootstra, G. & Schomaker, L.R.B. (2009) Using Symmetrical Regions-of-Interest to Improve Visual SLAM. In: Proceedings of the International Conference on Intelligent RObots and Systems (IROS), pp. 930-935, Oct 11-15, 2009, St. Louis, USA. doi: 10.1109/IROS.2009.5354402. pdf
  • Kootstra, G. & Schomaker, L.R.B. (2009) Prediction of Human Eye Fixations using Symmetry. In N. A. Taatgen & H. van Rijn (Eds.), Proceedings of the 31st Annual Conference of the Cognitive Science Society (CogSci09), July 29 - Aug 1, 2009, Amsterdam, The Netherlands.ISBN: 978-0-9768318-5-3. pdf
  • Niessen, M.E., Kootstra, G., De Jong, S., Andringa, T.C. (2009) Expectancy-based robot localization through context evaluation. In: H. R. Arabnia, D. de la Fuente and J. Angel Olivas (Eds.), Proceedings of the International Conference on Artificial Intelligence, pp. 371-377,2009, Las Vegas, USA. pdf
  • Kootstra, G., Nederveen, A. & De Boer, B. (2008) Paying Attention to Symmetry. In: Proceedings of the Belgium-Netherlands Artificial Intelligence Conference. October 30-31 2008. Enschede, The Netherlands.
  • Kootstra, G., Nederveen, A. & de Boer, B. (2008) Paying Attention to Symmetry. In: Proceedings of the British Machine Vision Conference (BMVC2008) pp. 1115-1125, September 1-4, 2008, Leeds, UK. pdf
  • Kootstra, G., Ypma, J. & de Boer, B. (2008) Active Exploration and Keypoint Clustering for Object Recognition. In: Proceedings of the IEEE International Conference on Robotics and Automation (ICRA), May 19-23, 2008, Pasadena, California pdf
  • Kootstra, G., Ypma, J. & de Boer, B. (2007) Exploring Objects for Recognition in the Real World. In: Proceedings of IEEE International Conference on Robotics and Biomimetics (ROBIO), pages 429-434, December 15-18, 2007, Sanya, China pdf
  • Kootstra, G., Nederveen, A. & de Boer, B. (2006) On the Bottom-Up and Top-Down Influences of Eye Movements. In: Proceedings of CogSci 2006 Conference, p. 2538, July 26-29, 2006, Vancouver, Canada. (abstract link, poster pdf)
  • Kootstra, G. (2002) Selection of Landmarks for Visual Landmark Navigation on a Mobile Robot. M.Sc. thesis, University of Groningen, The Netherlands. (pdf).
Posters
  • Kootstra, G. (2008) Paying Attention to Symmetry. Poster presented at the BCN spring meeting, March 6, 2008, Groningen (winner of best poster award) pdf (N.B., 175 MB)
  • Kootstra, G. (2007) Object Recognition from Man to machine. Poster presented at the Neuro-IT summerschool, July 15-21, Delmenhorst, Germany. pdf (N.B., 75 MB)
  • Kootstra, G. (2006) Autonome Systemen: Active Vision. Poster at: Ambient Intelligence Groningen Conference, March 16, 2006, Groningen, The Netherlands. pdf
  • Kootstra, G. (2006) Autonome Systemen: Navigation. Poster at: Ambient Intelligence Groningen Conference, March 16, 2006, Groningen, The Netherlands. pdf
  • Kootstra, G. (2005) Getting to Know the World: Active Acquisition of Categories. Poster at: IURS Summerschool on Robotics and Neuroscience, September 19-23, 2005, Benicassim, Spain. pdf