Education

Ph.D. Student                                                                                (currently enrolled)
Under the advisement of Truong Q. Nguyen
Department of Electrical and Computer Engineering
University of California, San Diego

Masters of Science                                                                          (2005)
Department of Electrical and Computer Engineering
University of California, San Diego

Bachelor of  Science                                                                        (2002)
Electrical Engineering and Computer Science
Department of Electrical Engineering and Computer Science (EECS)
University of California at Berkeley

Curriculum Vitae (4/2007)
Resume    (9/2006)

Research

Support Vector Regression based Superresolution

Learning the Kernel Matrix for Superresolution

Optimal Regression Techniques from Training Sets

Optimal Regression Techniques for Color Image (and Video) Superresolution

Publications

• K. Ni, S. Kumar, N. Vasconcelos, T. Q. Nguyen, "Single Image Superresolution Based on Support Vector Regression", Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP-2006, Toulouse, France, May 2006. Vol 2, pp 601-604. [Results]
   
• K. Ni, S. Kumar, T. Q. Nguyen, "Learning the Kernel Matrix for Superresolution", Proceedings of the IEEE 8^th International Workshop on Multimedia Signal Processing, MMSP-2006, Victoria, B.C., Canada, August 2006, pp 441-446. [Results]
   
• K. Ni, T. Q. Nguyen, "Kernel Resolution Synthesis for Superresolution", Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP-2007, Honolulu, Hawaii, U.S.A., April 2007, pp 553-556. [Results]
   
• V. Ramachandra, K. Ni, T. Q. Nguyen, "Filling Time by Plugging Holes", Presented in the  34^th International Conference and Exhibition on Computer Graphics and Interactive Techniques, SIGGRAPH-2007, San Diego, CA, U.S.A., August 2007. [Results] [Supplemental]
   
• K. Ni, T. Q. Nguyen, "Complex Function Estimation using a Stochastic Classification/Regression Framework: Specific Applications to Image Superresolution", Proceedings of the SPIE International Conference on Optics and Photonics, SPIE-2007, San Diego, CA, U.S.A., August 2007. (Invited paper)
   
• K. Ni, T. Q. Nguyen, "Color Image Superresolution Based on a Stochastic Combinational Classification-Regression Algorithm", Proceedings of the IEEE International Conference on Image Processing, ICIP-2007, San Antonio, TX, U.S.A., September 2007. Vol 2, pp 89-92. [Results]
   
• K. Ni, T.Q. Nguyen, "An Adaptive k-Nearest Neighbor Algorithm for Image Interpolation", Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP-2008, Las Vegas, NV, U.S.A., April 2008. pp 1297-1300
   
• K. Ni, T. Q. Nguyen, "A Model for Image Patch-based Algorithms", to appear in presentation at the IEEE International Conference on Image Processing, ICIP-2008, San Diego, CA, U.S.A., September 2008
   

Journal Papers

• K. Ni, T. Q. Nguyen, Image Superresolution Using Support Vector Regression: IEEE Transactions on Image Processing, Vol. 16, No. 6, June 2007, pp 1596-1610. (Number 1 in the list of "Top 10 Most Viewed Articles" in IEEE Transactions on Image Processing, June 2007.)
   
• K. Ni, T. Q. Nguyen, An Adaptive k-Nearest Neighbor Algorithm for MMSE Image Interpolation, manuscript submitted to IEEE Transactions on Image Processing on 7/22/07.
   
• K. Ni, T. Q. Nguyen, Mixture of Experts Framework for Color Image Superresolution, manuscript submitted to Correspondences of the IEEE Transactions on Image Processing (TIP) on 1/19/08.
   
• K. Ni, T. Q. Nguyen, Zero-phase Filter Design for Image Interpolation, manuscript submitted to IEEE Transactions on Image Processing (TIP) on 3/29/2008.
   

Patents Owned

• Y. Ye, G. Dane, Y-C. Lee, M-C. Tsai, N-C. Feng, and K. Ni, "Temporal error concealment for video communications", Invention disclosed to QUALCOMM, United States Patent, Publication# 20060133495, Filed 12/22/2004, Issued 6/22/2006.
   
• K. Ni, T. Q. Nguyen, "Combinational Classification-Regression Function Estimation with Application to Image and Video Processing", Disclosed to the University of California, San Diego. November 2, 2006. Provisional patent filed April 12, 2007 based on ICASSP 2007 submission.
   
• S. Kumar, K. Ni, T. Q. Nguyen, Disclosed to the University of California, San Diego. August 2, 2007
   
• K. Ni, H. Masnadi, T. Q. Nguyen, N. Vasconcelos, Disclosed to the University of California, San Diego, September 3, 2007