Transform domain sparsification of depth maps using iterative quadratic programming

Proceedings - International Conference on Image Processing, ICIP

Volumn , Issue , 2011, Pages 129-132

  Cheung, Gene ^a   Ishida, Junichi ^b   Kubota, Akira ^b   Ortega, Antonio ^c  

^a National Institute of Informatics   (United States)

^b CHUO UNIVERSITY   (Japan)

^c UNIVERSITY OF SOUTHERN CALIFORNIA   (United States)

Author keywords

Depth image based rendering; sparse representation; transform coding

Indexed keywords

CODING SCHEME; COMPRESSION GAIN; DATA CHARACTERISTICS; DEPTH IMAGE BASED RENDERING; DEPTH MAP; DEPTH VALUE; GROUND TRUTH; MULTI-VIEW IMAGE; NOVEL INTERMEDIATES; ORIGINAL SIGNAL; OVER-COMPRESSION; QUADRATIC PENALTY FUNCTION; QUADRATIC PROGRAMS; RATE DISTORTION PERFORMANCE; SPARSE REPRESENTATION; SPARSIFICATION; TRANSFORM CODING; TRANSFORM DOMAIN; VIEW SYNTHESIS; WEIGHTED SUM;

CODES (SYMBOLS); IMAGE RECONSTRUCTION; IMAGE UNDERSTANDING; OPTIMIZATION; PIXELS;

QUADRATIC PROGRAMMING;

EID: 84856291267     PISSN: 15224880     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICIP.2011.6115673     Document Type: Conference Paper

References (14)

1. W. Mark, L. McMillan, and G. Bishop, "Post-rendering 3D warping,"in Symposium on Interactive 3D Graphics, New York, NY, April 1997.
2. A. Kubota, A. Smolic, M. Magnor, M. Tanimoto, T. Chen, and C. Zhang, "Multi-view imaging and 3DTV," in IEEE Signal Processing Magazine, November 2007, vol. 24, no.6.
3. P. Merkle, A. Smolic, K. Mueller, and T. Wiegand, "Multi-view video plus depth representation and coding," in IEEE International Conference on Image Processing, San Antonio, TX, October 2007.
4. M. Maitre, Y. Shinagawa, and M.N. Do, "Wavelet-based joint estimation and encoding of depth-image-based representations for freeviewpoint rendering," in IEEE Transactions on Image Processing, June 2008, vol. 17, no.6, pp. 946-957.
5. W.-S. Kim, A. Ortega, P. Lai, D. Tian, and C. Gomila, "Depth map distortion analysis for view rendering and depth coding," in IEEE International Conference on Image Processing, Cairo, Egypt, November 2009.
6. R. Rosenholtz and A. Zakhor, "Iterative procedures for reduction of blocking effects in transform image coding," in IEEE Transactions on Circuits and Systems for Video Technology, March 1992, vol. 2, no.1, pp. 91-95.
7. R. Ansari, N.Memon, and E. Ceran, "Near-lossless image compression techniques," in Journal of Electronic Imaging, July 1998, vol. 7, no.3.
8. M. Winken, D. Marpe, and T. Wiegand, "Global and local rate-distortion optimization for lapped biorthogonal transform coding," in IEEE International Conference on Image Processing, Hong Kong, September 2010.
9. G. Cheung, A. Kubota, and A. Ortega, "Sparse representation of depth maps for efficient transform coding," in 28th Picture Coding Symposium, Nagoya, Japan, December 2009.
10. "2006 stereo datasets," http://vision.middlebury.edu/stereo/ data/scenes2006/.
11. 1 minimization," in The Journal of Fourier Analysis and Applications, December 2008, vol. 14, no.5, pp. 877-905.
12. I. Daubechies, R. Devore, M. Fornasier, and S. Gunturk, "Iteratively reweighted least squares minimization for sparse recovery," in Commun. Pure Appl. Math, 2009.
13. S. Boyd and L. Vandenberghe, Convex Optimization, Cambridge, 2004.
14. "Independent JPEG group," http://www.ijp.org/.