Kar-Han Tan

Researcher
Mobile and Immersive Experience Lab
Palo Alto

Biography

Kar-Han earned his doctorate in Computer Science from the University of Illinois at Urbana-Champaign. At HP Labs, he is focused on creating seamless, immersive, and intuitive experiences for remote collaboration.

http://vision.ai.uiuc.edu/~tankh This is a Non-HP site

 

Research interests

  • 3D capture and display
  • Life-like telepresence
  • Better-than-real collaborative experiences
  • Computer vision and graphics
  • Computational photography and video
  • Machine learning and pattern recognition
  • Human-computer interaction

Awards

  • IEEE MMSP 2010 Best Student Paper Award
  • IEEE MMSP 2009 Top 10% Paper Award
  • Beckman Institute for Advanced Science and Technology Graduate Fellowship

Publications

Vision, Graphics, and Display Technologies for Remote Collaboration

  • Tan, K.-H., Robinson, I.N., Culbertson, B., Apostolopoulos, J.(2011) , "ConnectBoard: Enabling Genuine Eye Contact and Accurate Gaze in Remote Collaboration," Multimedia, IEEE Transactions on , vol.13, no.3, pp.466-473, June 2011. HPL-2011-83 DOI This is a Non-HP site
  • Tan, K.-H., Robinson, I.N., Culbertson, B., Apostolopoulos, J. (2010). Enabling Genuine Eye Contact and Accurate Gaze in Remote Collaboration. ICME 2010: IEEE International Conference on Multimedia and Expo, July 19-23, 2010, Singapore. Invited Paper HPL-2010-96  DOI This is a Non-HP site
  • Yang, Q., Tan, K.-H., Culbertson, B., Apostolopoulos, J. (2010. Fusion of Active and Passive Sensors for Fast 3D Capture. MMSP 2010: IEEE International Workshop on Multimedia Signal Processing, October 4-6, 2010, Saint-Malo, France. (Best Student Paper Award) HPL-2010-97
  • Tan, K.-H., Gelb, D., Samadani, R., Robinson, I., Culbertson, B., & Apostolopoulos, J. (2010). Gaze Awareness and Interaction Support in Presentations. MM 2010: ACM International Conference on Multimedia, October 25-29, 2010, Firenze, Italy. HPL-2010-187
  • Samadani, R., Apostolopoulos, J., Robinson, I. and Tan, K.-H. Video Cross-Talk Reduction and Synchronization for Two-Way Collaboration. Invited paper ICIP 2010: IEEE International Conference on Image Processing, September 2010, Hong Kong. Invited Paper
  • Tan, K.-H., Robinson, I., Samadani, R., Lee, B., Gelb, D., Vorbau, A., Culbertson, B., & Apostolopoulos, J. (2009). Connectboard: A remote collaboration system that supports gaze-aware interaction and sharing. MMSP 2009: IEEE International Workshop on Multimedia Signal Processing, October 5-7, 2009, Rio de Janeiro, Brazil. Invited Paper (Top 10% Best Paper Award) DOI This is a Non-HP site
  • Kuo, H. P., Hubby, L., Ng, H. T., Jeans, A., Garcia, R., Tan, K. H., Sobel, I., Elder, R.. Culbertson, B., & Bratkovsky, A. M. (2009). High-Contrast See-Through Screen. IDW 2009: The 16th International Display Workshops, December 9-11, 2009, Miyazaki, Japan.
  • Ng, T.-T., Pahwa, R. S., Tan, K.-H., Bai, J., & Quek, T. S. (2009). Radiometric Compensation Using Stratified Inverses. ICCV 2009: The Twelfth IEEE International Conference on Computer Vision, September 27-October 4, 2009, Kyoto, Japan. DOI This is a Non-HP site
  • Ding, Y., Xiao, J., Tan, K.-H., & Yu, J. (2009). Catadioptric Projectors. CVPR 2009: IEEE Computer Society Conference on Computer Vision and Pattern Recognition, June 20-25, 2009, Miami, Florida, USA. DOI This is a Non-HP site
  • Lee, B., & Tan, K.-H. (2009). Maximum a posteriori multimodal 3D object localization with a depth sensor and stereo microphones. IMMERSCOM 2009: 2nd International Conference on Immersive Telecommunications, May 27-29, 2009, Berkeley, California, USA.
Fast Bilateral Filtering
  • Yang, Q., Tan, K.-H., & Ahuja, N. (2009). Real-Time O(1) Bilateral Filtering. CVPR 2009: IEEE Computer Society Conference on Computer Vision and Pattern Recognition, June 20-25, 2009, Miami, Florida, USA. DOI This is a Non-HP site
Multi-Flash Imaging
  • K.-H. Tan, J. Kobler, R. Feris, P. Dietz and R. Raskar. Shape Enhanced Surgical Visualizations with Multi-flash Imaging. International Conference on Medical Imaging Computing and Computer Assisted Intervention (MICCAI), France, 2004.
  • R. Raskar, K.-H. Tan, R. Feris, J. Yu and M. Turk. A Non-Photorealistic Camera: Depth Edge Detection and Stylized Rendering with Multi-Flash Imaging. ACM Transactions on Graphics (TOG) Volume 23 , Issue 3 (August 2004). Special Issue: Proceedings of the ACM Conference on Computer Graphics and Interaction (SIGGRAPH) 2004. DOI This is a Non-HP site
  • R. Feris, R. Raskar, L. Chen, K.-H. Tan, M. Turk. Discontinuity Preserving Stereo with Small Baseline Multi-Flash Illumination. IEEE International Conference on Computer Vision (ICCV), Beijing, China.
  • R. Feris, R. Raskar, L. Chen, K.-H. Tan, M.Turk, "Multiflash Stereopsis: Depth-Edge-Preserving Stereo with Small Baseline Illumination," IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI), vol. 30, no. 1, pp. 147-159, January, 2008. DOI This is a Non-HP site
  • R. Raskar, K.-H. Tan, R. Feris, M. Turk, J. Kobler, J. Yu. Harnessing Real-World Depth Edges with Multiflash Imaging. IEEE Computer Graphics and Applications (CG&A). January/February 2005 (Vol. 25, No. 1) pp. 32-38.
Interactive Segmentation and Matting
  • K.-H. Tan and N. Ahuja. Selecting Objects with Freehand Sketches. In proceedings IEEE International Conference on Computer Vision (ICCV) 2001.DOI This is a Non-HP site
  • K.-H. Tan and N. Ahuja. A Representation for Image Structure and Its Application in Object Selection with Freehand Sketches. In proceedings IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR) 2001. DOI This is a Non-HP site
Panoramic Camera
  • K.-H. Tan, H. Hua, and N. Ahuja. Multiview Mirror Pyramid Cameras. IEEE Transactions in Pattern Analysis and Machine Intelligence (TPAMI). July 2004 (Vol. 26, No. 7) pp. 941-946. DOI This is a Non-HP site
Eye Tracking
  • K.-H. Tan, D. Kriegman and N. Ahuja. Appearance-based Eye Gaze Estimation. In proceedings IEEE Workshop on Applications of Computer Vision (WACV) 2002. DOI This is a Non-HP site
Mobile Robot Formation Control
  • K.-H. Tan and M. A. Lewis. Virtual Structures for Cooperative Mobile Robot Control. In proceedings IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS) 1996. IEEE This is a Non-HP site 
  • M. A. Lewis and K.-H. Tan. High Precision Formation Control of Mobile Robots Using Virtual Structures. With M. A. Lewis. Autonomous Robots, 4(4):387-403. 1997. DOI This is a Non-HP site
Point Cloud Visualization
  • A. Ray Chaudhuri, A. Basu, K.-H. Tan, S. Bhandari, and B. B. Chaudhuri. An Efficient Approach to Consistent Set Estimation in Finite Dimensions. Comput. Vis. Image Underst. (CVIU) 93, 3 (Mar. 2004), 260-287. DOI This is a Non-HP site