Qionghai Dai 戴 琼 海

Qionghai Dai is the professor of Department of Automation, Tsinghua University. Prof. Dai is recognized as a leading researcher in video processing & communication in China. He has published 4 books and book chapters, and 255 referred journal and conference papers. He holds 70 patents. Prof. Dai is an IEEE Senior Member.
Qionghai Dai received the Ph.D. degrees from Northeastern University, China, in 1994 and 1996. From 1997 to 1999, he was a Postdoctoral Researcher in the Department of Automation, Tsinghua University. Since 1999, he has been with the faculty of Tsinghua University, Beijing, China, and is currently Professor and the Director of the Broadband Network and Digital Media Laboratory. He now also serves as the associate dean of the Department of Automation.
Prof. Qionghai Dai was the winner of the National Outstanding Youth Science Foundation, the general chair of the 10th International Conference on Mobile and Ubiquitous Multimedia (MUM2011), the financial chair of the 24th Picture Coding Symposium (PCS2006).
His main research interests include video processing & communication. The current research issues include light field, stereo video, 3D scene reconstruction, dynamic high-resolution imaging, intelligent image understanding & retrieval, MIMO source coding, video coding, and the transmission & reconstruction of the wireless video.

Experiences

• Professor： Department of Automation, Tsinghua University, January2005 – present
• Associate Professor： Department of Automation, Tsinghua University, January1999 – December 2004
• Postdoctoral： Department of Automation, Tsinghua University, January 1997 - December 1998

Distinctions:

• Chief Scientist of the National Basic Research Program of China (973 Program)
• Distinguished Young Scholars of NSFC
• 2008 State Science and Technology Invention Award, Second Prize

Acadamic Experience:

• IEEE Senior Member
• Executive Chair, International Symposium on Broadcasting Technology, 2003, 2005 and 2007
• Member of the Group of Experts, Field of Digital Television, National Development and Reform Commission
• Member of 3DTV, Picture Coding Symposium (PCS) and IC3D
• Senior Member of Chinese Institute of Electronics
• State Administration of Radio Film and Television, CTS Members Invited
• Co-Chair of 25th Picture Coding Symposium, 2006
• Track Chair of International Conference on Multimedia and Expo (ICME), 2009
• Keynote/Invited Talks at: PCS 2010, 3DTV 2010, PCSPA 2011, and VCIP 2011

Teaching experiences :

• Video Processing Foundations and Applications, Spring 2001-2011
• Video Processing and Communications, Spring 2001-2011
• Topics on Computational Photography, Spring 2011

Research Interests

• Visual Information Capturing from Cross-disciplinary Aspects

Image/Video Understanding and Retrieval
Light Field Capturing
3D Reconstruction and Relighting
Data-driven Visibility Enhancement
Multi-spectrum Imaging
Sparse Representation and Its Application in Image & Video Processing

• 3DTV System

Perception of Depth Information and 2D to 3D Video Conversion
3D Image/Video/System Quality Evaluation
Multi-view Video Coding and Streaming
Interactive 3D Video Editing
Applications of 3D Videos in Education and Filmmaking
Standard in 3D Video and Its Compatibility with 2D Video

• Video Processing and Communication

Video Coding & Video Reconstruction
Wireless Video Transmission
Point-to-Point Video Transmission between Typical Mobile Systems

Publication

Selected Journal and Conferences Papers
• Xun Cao, Hao Du, Xin Tong, Qionghai Dai and Stephen Lin, "A Prism-Mask System for Multispectral Video Acquisition", IEEE Transactions on Pattern Analysis and Machine Intelligence Vol.33, Issue 12, pp.2423-2435, 2011
• Feng Xu, and Qionghai Dai, Occlusion-Aware Motion Layer Extraction under Large inter-Frame Motions, IEEE Transactions on Image Processing, Sept. 2011, Volume: 20 Issue:9, page(s): 2615 - 2626
• Kun Li, Qionghai Dai, Wenli Xu, Markerless shape and motion capture from multiview video sequences. IEEE Transactions on Circuits and Systems for Video Technologies, 2011, 21(3):320-334
• Chenglei Wu, Yebin Liu, Qionghai Dai, and Bennett Wilburn, Fusing Multiview and Photometric Stereo for 3D Reconstruction under Uncalibrated Illumination, IEEE Trans. Visualization and Computer Graphics, August 2011, vol.17 no.8, pp. 1082-1095
• Xun Cao, Alan Bovik, Yao Wang and Qionghai Dai, " Converting 2D video to 3D: An Efficient Path to a 3D Experience" in IEEE Multimedia, Volume 18, Issue 4, pp.12-17, 2011
• Feng Xu, Yebin Liu, Carsten Stoll, James Tompkin, Gaurav Bharaj, Qionghai Dai, Hans-Peter Seidel, Jan Kautz, Christian Theobalt, Video-based Characters –Creating New Human Performances from a Multi-view Video Database, Siggraph 2011, ACM Trans.Graphics
• Xun Cao, Zheng Li and Qionghai Dai, " Semi-automatic 2D-to-3D conversion using disparity propagation" , IEEE Transactions on Broadcasting, Volume 57, June, 2011
• Yebin Liu, Qionghai Dai and Wenli Xu, "A Point Cloud Based Multi-View Stereo Algorithm For Free-viewpoint Video", IEEE Trans. Visualization and Computer Graphics, May/June 2010, vol.16 no.3, pp. 407-418
• Xiao Hongjiang, Dai Qionghai, Ji Xiangyang, Zhu Wenwu, "A novel JSCC framework with diversity-multiplexing-coding gain tradeoff for scalable video transmission over cooperative MIMO". IEEE Trans. Circuits Syst. Video Technol, vol. 20,no. 7, pp. 994-1006, July, 2010
• Jingyu Yang, Yao Wang, Wenli Xu, and Qionghai Dai, "Image and video denoising using adaptive dual-tree discrete wavelet packets," IEEE Transactions on Circuits and Systems for Video Technology, vol. 19, no. 5, pp. 642-655, May 2009
• Ji Xiangyang, Kwong Sam, Zhao Debin, Wang, Hanli, Kuo C. -C. Jay, Dai Qionghai. “Early Determination of Zero-Quantized 8 x 8 DCT Coefficients”. IEEE Transactions on Circuits and Systems for Video Technology, vol. 19, no. 12, pp. 1755-1765, Dec. 2009
• Jingyu Yang, Yao Wang, Wenli Xu, and Qionghai Dai, "Image coding using dual-tree discrete wavelet transform," IEEE Transactions on Image Processing, vol. 17, no. 9, pp. 1555-1569, Sep. 2008
• Fei Li, Qionghai Dai, Wenli Xu, and Guihua Er."Multi-label neighborhood propagation for region-based image retrieval", IEEE Transactions On Multimedia, Vol.10, No.8, pp.1592-1604, Dec.2008
• Jiang W, Er G, Dai QH, Gu JW. “Similarity-based online feature selection in content-based image retrieval”. IEEE Transactions On Image Processing, vol. 15, no. 3, pp. 702-712, Mar. 2006
• Dai QH, Chen XJ and Lin C, “Fast Algorithms for Multidimensional DCT-to-DCT Computation Between? A block And Its Associated Sub-blocks,” IEEE Trans. On Signal Processing, Vol.53,No.8, pp. 3219-3225,2005
• Dai QH, Chen XJ and Lin C,“A novel VLSI architecture for multidimensional discrete wavelet transform” IEEE Transactions On Circuits And Systems For Video Technology,Vol.14,No.8, pp.1105-1110, 2004
• Chen XJ, Dai QH and Li CW, “A fast algorithm for computing multidimensional DCT on certain small sizes,”IEEE Transactions On Signal Processing,Vol.51, No.1, pp. 213-220, 2003
• Xun Cao, Xin Tong, Qionghai Dai and Stephen Lin, "High Resolution Multispectral Video Capture with a Hybrid Camera System", IEEE international Conference on Computer Vision and Pattern Recognition (CVPR), 2011
• Wen Li, Jun Zhang, and Qionghai Dai, Exploring Aligned Complementary Image Pair for Blind Motion Deblurring, IEEE International Conference on Computer Vision and Pattern Recognition,CVPR 2011
• Yebin Liu, Xun Cao, Qionghai Dai and Wenli Xu, "Continuous Depth Estimation for Multi-view Stereo", IEEE Int'l Conf. Computer Vision and Pattern Recognition, CVPR'2009