Prof. Dr. Longin Jan Latecki

Dr. Longin Jan Latecki, Professor
Department of Computer and Information Sciences

OFFICE : Room 510 Wachman Hall	EMAIL: latecki@temple.edu
ADDRESS: CIS Dept., Temple University Philadelphia, PA 19122	PHONE : (215) 204-5781 FAX : (215) 204-5082

Research Topics with Selected Publications

Shape Based Image Search Engine
H.-R. Liu, L. J. Latecki, and W.-Y. Liu. A Unified Curvature Definition for Regular, Polygonal, and Digital Planar Curves. Int. J. of Computer Vision (IJCV), to appear. pdf
X. Bai and L. J. Latecki: Path Similarity Skeleton Graph Matching. IEEE Trans. Pattern Analysis and Machine Intelligence (PAMI), 30(7), 2008. pdf
N. Adluru, L. J. Latecki, R. Lakaemper, T. Young, X. Bai, and A. Gross. Contour Grouping Based on Local Symmetry. 11th IEEE Int. Conf. on Computer Vision (ICCV), Rio de Janeiro, 2007. pdf
pdf file L. J. Latecki, R. Lakaemper and D. Wolter: Optimal Partial Shape Similarity. Image and Vision Computing Journal (IVC) 23, p. 227-236, 2005.
pdf file L. J. Latecki and R. Lakaemper: Shape Similarity Measure Based on Correspondence of Visual Parts. IEEE Trans. Pattern Analysis and Machine Intelligence (PAMI) 22(10), pp. 1185-1190, October 2000.
pdf file L. J. Latecki, R. Lakaemper, and U. Eckhardt: Shape Descriptors for Non-rigid Shapes with a Single Closed Contour. Proc. of IEEE Conf. on Computer Vision and Pattern Recognition, June 2000. (Description of the MPEG-7 Core Experiment CE-Shape-1)
Shape Data for the MPEG-7 Core Experiment CE-Shape-1

Project on Robot Mapping (supported by the NSF)
R. Lakaemper, N. Adluru, L. J. Latecki, and R. Madhavan. Multi Robot Mapping using Force Field Simulation. J. of Field Robotics (JFR), 24 (8-9), 2007. pdf
pdf file L. J. Latecki and R. Lakaemper: Polygonal Approximation of Laser Range Data Based on Perceptual Grouping and EM. IEEE Int. Conf. on Robotics and Automation (ICRA), Orlando, Florida, May 2006.
pdf file R. Lakaemper, L. J. Latecki, and D. Wolter: Incremental Multi-Robot Mapping. IEEE Int. Conf. on Intelligent Robots and Systems (IROS), Edmonton, Canada, August 2005.
pdf file D. Wolter and L. J. Latecki: Shape Matching for Robot Mapping. 8th Pacific Rim Int. Conf. on Artificial Intelligence (PRICAI), Auckland, New Zealand, August 2004.

Project on Motion Detection
Project on Video Indexing and Summarization
L. J. Latecki, R. Miezianko, V. Megalooikonomou, D. Pokrajac: Using Spatiotemporal Blocks to Reduce the Uncertainty in Detecting and Tracking Moving Objects in Video, International Journal of Intelligent Systems Technologies and Applications (IJISTA), 1(3/4), pp. 376-392, 2006. pdf file
pdf file L. J. Latecki, R. Miezianko, and D. Pokrajac: Tracking Motion Objects in Infrared Videos. Proc. IEEE Int. Conf. on Advanced Video and Signal Based Surveillance, Como, Italy, September 2005.
pdf file D. Pokrajac and L. J. Latecki: Spatiotemporal Blocks-Based Moving Objects Identification and Tracking, IEEE Visual Surveillance and Performance Evaluation of Tracking and Surveillance (VS-PETS), October 2003.

L. J. Latecki, V. Megalooikonomou, Q. Wang, and D. Yu: An Elastic Partial Shape Matching Technique. Pattern Recognition (PR), 40, pp. 3069-3080, 2007. pdf file
L. J. Latecki, Q. Wang, S. Koknar-Tezel, and V. Megalooikonomou. Optimal Subsequence Bijection. IEEE Int. Conf. on Data Mining (ICDM), Omaha, USA, 2007. pdf
pdf file L. J. Latecki, V. Megalooikonomou, Q. Wang, R. Lakaemper, C. A. Ratanamahatana, and E. Keogh: Partial Elastic Matching of Time Series. IEEE Int. Conf. on Data Mining (ICDM), pp. 701-704, Houston, TX, USA, November 2005.
pdf file L. J. Latecki, V. Megalooikonomou, Q. Wang, R. Lakaemper, C. A. Ratanamahatana, and E. Keogh: Elastic Partial Matching of Time Series. 9th European Conf. on Principles and Practice of Knowledge Discovery in Databases (PKDD), pp. 577-584, Porto, Portugal, October 2005.
pdf file C. Hennig and L. J. Latecki: The choice of vantage objects for image retrieval. Pattern Recognition (PR) 36, pp. 2187-2196, 2003.

M. Siqueira, L. J. Latecki, N. Tustison, J. Gallier, and J. Gee. Topological Repairing of 3D Digital Images. J. of Mathematical Imaging and Vision (JMIV), 30(3), pp. 249-274, 2008. pdf
P. Stelldinger, L. J. Latecki, and M. Siqueira: 3D Object Digitization: Topological Equivalence between a 3D Object and the Reconstruction of its Digital Image. IEEE Trans. Pattern Analysis and Machine Intelligence (PAMI), 29(1), pp. 126-140, 2007. pdf
pdf file (The 25th Pattern Recognition Society Award) L.J. Latecki and A. Rosenfeld: Supportedness and Tameness: Differentialles Geometry of Plane Curves. Pattern Recognition (PR) 31, pp. 607-622, 1998.
pdf file L. J. Latecki: 3D Well-Composed Pictures. Graphical Models and Image Processing (GIMP) 59, pp. 164-172, 1997.
Book L. J. Latecki: Discrete Representation of Spatial Objects in Computer Vision. Series on COMPUTATIONAL IMAGING AND VISION, ed. M. Viergever, Kluwer Academic Publishers, Dordrecht, 1998.

pdf file L. J. Latecki, T. Jin, and J. Mulik: A Two-stream Approach to Priority Management and Adaptive Rate Control in Multimedia Applications. Journal of Internet Technology 5(4), pp. 331-339, 2004.
pdf file L. J. Latecki, T. Jin, and J. Mulik: A Two-stream Approach for Adaptive Rate Control in Multimedia Applications. IEEE Int. Conf. on Multimedia and Expo, Taipei, June 2004.

pdf file L. J. Latecki and R. Roehrig: Orientation and Qualitative Angle for Spatial Reasoning. Int. Joint Conf. on Artificial Intelligence (IJCAI 93), pp. 1544-1549, Chambery, France, 1993.
L. Latecki and S. Pribbenow: On Hybrid Reasoning for Processing Spatial Expressions. Proc. of the European Conf. on Artificial Intelligence (ECAI 92), Vienna, Austria, August 1992.

pdf file L. J. Latecki: Connection Relations and Quantifier Scope. Conf. of the Association for Computational Linguistics (ACL 92), pp. 241-248, Newark, Delaware, USA, 1992.
pdf file L. Latecki: An Indexing Technique for Implementing Command Relations. Proc. of the 5th Conf. of the European Chapter of the Association for Computational Linguistics (EACL 91), Berlin, 1991.