CHAM, Tat Jen
BA PhD Cambridge

Associate Professor &
Director, CeMNet
School of Computer Engineering
Nanyang Technological University
Republic of Singapore



Latest jobs/studentships available (8th March 2011): We have a number of PhD and Project Officer positions available immediately, tied to separate projects in the BeingThere Centre and the FutureCities Laboratory. Interested and capable applicants please email me. Prerequisites include strong academic performance in a basic degree from a highly reputable university.

horizontal rule

Home
Profile
Research
Publications
Teaching
Prof. Activities
Contact

List of Publications

`*' denotes student/intern status at time of publication

Full Refereed Papers

[Pink highlights top venues (journals or conferences). Podium presentations at top conferences have the order of 5% acceptance rate]

bulletT.J. Cham, A. Ciptadi*, W.C. Tan*, M.T. Pham, and L.T. Chia , Estimating camera pose from a single urban ground-view omnidirectional image and a 2D building outline map, In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), San Francisco, CA, 2010. Podium presentation. [PDF, Talk Video/Slides]
bulletM.T. Pham, Y. Gao, V.D.D Hoang and T.J. Cham, Fast polygonal integration and its application in extending Haar-like features to improve object detection, In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), San Francisco, CA, 2010. [PDF]
bulletY. Huang*, D. Xu and T. J. Cham, Face and human gait recognition using image-to-class distance, To appear in IEEE Trans. on Circuits Systems for Video Technology (T-CSVT), 2010.
bulletD. Xu, T.J. Cham, S. Yan, L. Duan and S.F. Chang, Near duplicate identification with spatially aligned pyramid matching, To appear in IEEE Trans. on Circuits Systems for Video Technology (T-CSVT), 2010.
bulletM.T. Pham*, V.D.D. Hoang* and T.J. Cham, Detection with multi-exit asymmetric boosting, In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Anchorage, AK, 2008. [PDF]
bulletD. Xu, T.J. Cham, S.C. Yan and S.F. Chang, Near duplicate image identification with spatially aligned pyramid matching, In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Anchorage, AK, 2008. [PDF]
bulletMinh-Tri Pham* and Tat-Jen Cham. Fast training and selection of Haar features using statistics in boosting-based face detection. In Proc. International Conference on Computer Vision (ICCV), Rio de Janeiro, Brazil, 2007. Podium presentation. [PDF]
bulletMinh-Tri Pham* and Tat-Jen Cham. Online learning asymmetric boosted classifiers for object detection. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Minneapolis, MN, 2007. Podium presentation. [PDF]
bulletXi Chen* and Tat-Jen Cham. High distortion and non-structural image matching via feature co-occurrence. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Minneapolis, MN, 2007. [PDF]
bulletJay Summet*, Matthew Flagg*, Tat-Jen Cham, James M. Rehg and Rahul Sukthankar. Shadow elimination and blinding light suppression for interactive projected displays. IEEE Trans. Visualization and Computer Graphics (T-VCG), vol. 13, no. 3, pp. 508-517, 2007.
bulletChai-Kiat Yeo, Liang-Tien Chia, Tat-Jen Cham and Deepu Rajan, Click4BuildingID@NTU: Click for building identification with GPS enabled camera cell phone, In Proc. IEEE International Conference on Multimedia & Expo (ICME), Beijing, China, 2007.
bulletHon-Keat Pong* and Tat-Jen Cham. Optimal cascade construction for detection using 3D models. In Proc. International Conference on Pattern Recognition (ICPR), Hong Kong, China, volume 1, pages 808-811. 2006. [PDF]
bulletMichael S. Brown, Peng Song* and Tat-Jen Cham. Image pre-conditioning for out-of-focus projector blur. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), New York, NY, volume 2, pages 1956-1963, 2006. [PDF]
bulletHon-Keat Pong* and Tat-Jen Cham. Alignment of 3D models to images using region-based mutual information and neighborhood extended Gaussian images, In Proc. Asian Conference on Computer Vision (ACCV), Hyderabad, India, pages 60-69, 2006. Podium presentation. [PDF]
bulletHon-Keat Pong* and Tat-Jen Cham. Object detection using a cascade of 3D models, In Proc. Asian Conference on Computer Vision (ACCV), Hyderabad, India, pages 284-293, 2006. Podium presentation. [PDF]
bulletMinh-Tri Pham* and Tat-Jen Cham. Detection caching for faster object detection. In Proc. IEEE International Workshop on Modeling People and Human Interaction (PHI), Beijing, China, 2005. Podium presentation. [PDF]
bulletPeng Song* and Tat-Jen Cham. A theory for photometric self-calibration of multiple overlapping projectors and cameras. In Proc. IEEE International Workshop on Projector-Camera Systems (PROCAMS), San Diego, CA, 2005. Joint Best Paper Award. [PDF]
bulletXi Chen* and Tat-Jen Cham. Learning feature distance measures for image correspondences. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), San Diego, CA, 2005. [PDF]
bulletZhou Feng* and Tat-Jen Cham. Video-based human action classification with ambiguous correspondences. In Proc. IEEE Workshop on Vision for Human-Computer Interaction (V4HCI), San Diego, CA, 2005. Podium presentation. [PDF]
bulletJay Summet*, Matthew Flagg*, Mark Ashdown, Rahul Sukthankar, Jim Rehg, Gregory Abowd and  Tat-Jen Cham. Robust projected displays for ubiquitous computing, In Proc. UbiComp Workshop on Ubiquitous Display Environments, Nottingham, England, 2004. [PDF]
bulletXi Chen* and Tat-Jen Cham. Discriminative distance measures for image matching. In Proc. Intl. Conference on Pattern Recognition (ICPR), Cambridge, England, pages 691-695, 2004. [PDF]
bulletTat-Jen Cham, James M. Rehg, Rahul Sukthankar and Gita Sukthankar. Shadow elimination and occluder light suppression for multi-projector displays. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Madison, WI,  pages 513-520, 2003. [PDF]
bulletTat-Jen Cham, Shyam Krishnamoorthy* and Michael Jones. Analogous view transfer for gaze correction in video sequences. In Proc. International Conference on Automation, Robotics, Control and Vision (ICARCV), Singapore, 2002. Podium presentation. [PDF]
bulletJames M. Rehg, Matthew Flagg*, Tat-Jen Cham, Rahul Sukthankar and Gita Sukthankar. Projected light displays using visual feedback. In Proc. International Conference on Automation, Robotics, Control and Vision (ICARCV), Singapore, 2002. Podium presentation. [PDF]
bulletDavid E. DiFranco*, Tat-Jen Cham and James M. Rehg. Recovery of 3D articulated models from 2D correspondences. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Kauai, HI,  pages 307-314, 2001. Podium presentation. [PDF]
bulletRahul Sukthankar, Tat-Jen Cham and Gita Sukthankar. Dynamic shadow elimination for multi-projector presentation systems. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Kauai, HI,  pages 151-157, 2001. [PDF]
bulletVladimir Pavlovic, James M. Rehg and Tat-Jen Cham. A dynamic Bayesian network approach to tracking using learned switching dynamic models. In Proc. International Workshop on Hybrid Systems: Computation and Control (HSCC), Pittsburgh, PA, pages 366-380, 2000.
bulletJames M. Rehg, Sing Bing Kang, and Tat-Jen Cham. Video-editing using figure tracking and image-based rendering. In Proc. International Conference on Image Processing (ICIP), Vancouver, BC, 2000. [PDF]
bulletTat-Jen Cham and James M. Rehg. Dynamic feature ordering for efficient spatial registration. In Proc. International Conference on Computer Vision (ICCV), Kerkyra, Greece, pages 1084-1091, 1999. Podium presentation. [PDF]
bulletVladimir Pavlovic, James M. Rehg, Tat-Jen Cham and Kevin Murphy*. A dynamic Bayesian network approach to figure tracking using learned dynamical models. In Proc. International Conference on Computer Vision (ICCV), Kerkyra, Greece, pages 94-101, 1999.  Podium presentation. [PDF]
bulletTat-Jen Cham and James M. Rehg. A multiple hypothesis approach to figure tracking. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Fort Collins, CO, vol 2, pages 239-245, 1999. Podium presentation. [PDF]
bulletTat-Jen Cham and Roberto Cipolla. Automated B-spline curve representation incorporating MDL and error-minimizing control point insertion strategies. IEEE Transactions on Pattern Analysis and Machine Intelligence (T-PAMI), 21(1):49-53, 1999. [PDF]
bulletTat-Jen Cham and James M. Rehg. A multiple hypothesis approach to figure tracking. In Proc. Workshop on Perceptual User Interfaces (PUI), San Francisco, CA, pages 19-24, 1998. Podium presentation.
bulletTat-Jen Cham and Roberto Cipolla. A statistical framework for long-range feature matching in uncalibrated image mosaicing. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Santa Barbara, CA, pages 442-447, 1998. [PDF]
bulletTat-Jen Cham and Roberto Cipolla. Stereo coupled active contours. In Proc. IEEE Conference on Computer Vision and Pattern Recognition (CVPR), San Juan, PR, pages 1094-1099, 1997. Podium presentation. [PDF]
bulletTat-Jen Cham and Roberto Cipolla. B-spline curve representation with MDL-based active contours. In Proc. British Machine Vision Conference (BMVC), Edinburgh, Scotland, pages 363-372, 1996. Nominated for Best Science Paper prize. [PDF]
bulletTat-Jen Cham and Roberto Cipolla. Geometric saliency of curve correspondences and grouping of symmetric contours. In Proc. European Conference on Computer Vision (ECCV), Cambridge, England, pages 385-398, 1996. Joint Best Paper Prize. [PDF]
bulletTat-Jen Cham and Roberto Cipolla. Symmetry detection through local skewed symmetries. Image and Vision Computing (IVC), 13(5):439-450, 1995. [Scanned PDF]
bulletTat-Jen Cham and Roberto Cipolla. A local approach to recovering global skewed symmetry. In Proc. International Conference on Pattern Recognition (ICPR), pages 222-226, Jerusalem, Israel, 1994. Podium presentation.
bulletTat-Jen Cham and Roberto Cipolla. Skewed symmetry detection through local skewed symmetries. In Proc. British Machine Vision Conference (BMVC), York, England, 1994. Joint Best Science Paper Prize. [Associated Tech Report -- PDF]

Short Refereed Papers

bulletTat-Jen Cham, G. Sukthankar and Rahul Sukthankar. Shadow elimination and occluder light suppression for multi-projector presentation systems. Demo session at IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Kauai, Hawaii, 2001.
bulletHan Chen*, Rahul Sukthankar, Grant Wallace and Tat-Jen Cham. Calibrating scalable multi-projector displays using camera homography trees. Technical Sketch at IEEE Conference on Computer Vision and Pattern Recognition (CVPR), Kauai, Hawaii, 2001.
bulletRahul Sukthankar, Tat-Jen Cham, Gita Sukthankar and James M. Rehg. Self-calibrating camera-projector systems for interactive displays and presentations, Demo session at International Conference on Computer Vision (ICCV), Vancouver, BC, Canada, 2001.

Non-Refereed Papers

bulletChen Hui Ong*, Nelly Kasim*, Sajindra K.B. Jayasena*, Larry Rudolph and Tat-Jen Cham. Proactive detection and recovery of lost mobile phones, In Proc. Singapore-MIT Alliance Annual Symposium, Singapore, 2005. [PDF]

Theses and Reports

bulletTat-Jen Cham, Rahul Sukthankar, James M. Rehg and Gita Sukthankar. Shadow Elimination and Occluder Light Suppression for Multi-Projector Displays. Technical Report CRL 2002/3, Compaq Computer Corp. Cambridge Research Lab, Cambridge MA, May 2002.
bulletDavid E. DiFranco*, Tat-Jen Cham and James M. Rehg. Recovery of 3D articulated models from 2D correspondences. Technical Report CRL 99/7, Compaq Computer Corp. Cambridge Research Lab, Cambridge MA, December 1999.
bulletJames M. Rehg, Sing Bing Kang and Tat-Jen Cham. Video-editing using figure tracking and image-based rendering. Technical Report CRL 99/8, Compaq Computer Corp. Cambridge Research Lab, Cambridge MA, December 1999.
bulletTat-Jen Cham and James M. Rehg. A multiple hypothesis approach to figure tracking. Technical Report CRL 98/8, Compaq Computer Corp. Cambridge Research Lab., Cambridge MA, July 1998.
bulletTat-Jen Cham. Geometric Representation and Grouping of Image Curves. Ph.D Thesis, Department of Engineering, University of Cambridge, August 1996. [PDF]
bulletTat-Jen Cham and Roberto Cipolla. Geometric saliency of curve correspondences and grouping of symmetric contours. Technical Report CUED/F-INFENG/TR 235, University of Cambridge, Oct 1995.
bulletTat-Jen Cham. Visual Symmetry: Towards a Role in Perceptual Organisation. First Year PhD Research Report, June 1994. Department of Engineering, University of Cambridge.
bulletTat-Jen Cham and Roberto Cipolla. A local approach to recovering global skewed symmetry in images. Technical Report CUED/F-INFENG/TR 165, University of Cambridge, Feb 1994.