Adaptive postprocessors with DCT-based block classifications

ISCAS 2001 - 2001 IEEE International Symposium on Circuits and Systems, Conference Proceedings

Volumn 5, Issue , 2001, Pages 271-274

  Wu, Chung Bin ^a   Liu, Bin Da ^a   Yang, Jar Ferr ^a  

^a NATIONAL CHENG KUNG UNIVERSITY   (Taiwan)

Author keywords

adaptive median filter; transform coding; Video coding; video signal processing

Indexed keywords

CLASSIFICATION (OF INFORMATION); EDGE DETECTION; IMAGE CODING; MEDIAN FILTERS; SIGNAL DETECTION; VIDEO SIGNAL PROCESSING; ALGORITHMS; COMPUTATIONAL COMPLEXITY; COSINE TRANSFORMS;

ADAPTIVE MEDIAN FILTER; BLOCK CLASSIFICATION; COMPUTATION COMPLEXITY; DETECTION ALGORITHM; DETECTION MECHANISM; EDGE INFORMATION; SPATIAL DOMAINS; TRANSFORM CODING;

ADAPTIVE FILTERS; PROGRAM PROCESSORS;

BLOCK CLASSIFICATIONS; DISCRETE COSINE TRANSFORMS;

EID: 0035012551     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/iscas.2001.922037     Document Type: Conference Paper

References (14)

1. T. Jarske, P. Haavisto, and I. Defe, "Post-filtering methods for reducing blocking effects from coded images, " IEEE Trans. Consumer Electron., vol. 40, no. 3, pp. 521-526, 1994.
2. T. S. Liu and N. Jayant, "Adaptive postprocessing algorithms for low bit rate video signals, " In Proc. IEEE Int. Conf. coustics, Speech, Signal Processing, 1994, pp. V-401-403.
3. C. J. Kuo and R. J. Hsieh, "Postprocessor design for block coded images, " In Proc. HD-Media Technology and Applications Workshop, Taipei, Taiwan, 1993, pp. S9.1-9.7.
4. B. Ramamurthi and A. Gersho, "Nonlinear space variant postprocessing of block coded images, " IEEE Trans. Acoustics, Speech, Signal Processing, vol. ASSP-34, no. 5, pp. 1258-1267, Oct. 1986.
5. B. Jeon, J. Jeong, and J. M. Jo, "Blocking artifacts reduction in image coding based on minimum block boundary discontinuity, " In Proc. SPIE Visual Communication and Image Processing, vol. 2501, pp. 198-209, May 1995.
6. A. Zakhor, "Iterative procedures for reduction of blocking effects in transform image coding, " IEEE Trans. Circuits Syst. Video Technol., vol. 2, no. 1, pp. 91-95, Mar. 1992.
7. Y. Yang, N. P. Galatsanos, and A. K. Kataggelos, "Regularized recon-struction to block artifact of block discrete cosine transform compressed imaged, " IEEE Trans. Circuits Syst. Video Technol., vol. 3, no. 6, pp. 421-432, Dec. 1993.
8. C. N. Tien and H. M. Hang, "Transform domain postprocessing of DCT-coded images, " Proc. SPIE Visual Communication and Image Processing, vol. 2094, Nov. 1993, pp. 1627-1638.
9. S. C. Hsia, J. F. Yang and B. D. Liu, "Efficient postprocessor for blocky effect removal based on transform characteristics", IEEE Trans. Circuits Svst. Video Tech., vol. 7, no. 6, pp. 924-929, Dec. 1997.
10. I. Pitas, Digital Image Processing Algorithms. Englewood Cliffs, NJ: Prentice-Hall, 1993.
11. W. Lynch, A. R. Reibman, and B. Liu, "Edge compensated transform coding, " In Proc. IEEE Int. Conf. Acoustics, Speech, Signal Processing, 1994, pp. 105-109.
12. S. M. Kay and G. J. Lemay, "Edge detection using the linear model, " IEEE Trans. Acoust., Speech, Signal, Processing, vol. ASSP-34, no.2, pp.l221-1227, 1986.
13. Y. F. Hsu, Y. C. Chen, "A new adaptive separable median filter for removing blocking effects", IEEE Trans. Consumer Electron., vol. 39, no.3, pp. 510-513, Aug. 1993.
14. M. J. Chen, L. G. Chen, T. D. Chiueh, "One-dimensional full search motion estimation algorithm for video coding, " IEEE Trans. Circuits Svst. Video Tech., vol. 3, no. 5, pp. 504-509, Oct. 1994.