Publications

Refereed Publications

  1. Cheng, H. and Martin, C. "Evaluation of Modular Algorithms for High-precision Evaluation of Hypergeometric Constants." Computational Mathematics, Computational Geometry & Statistics (CMCGS 2012), 2012. (PDF)
  2. Trivedi, V. and Cheng, H. "Lossless Compression of Satellite Image Sets Using Spatial Area Overlap Compensation." Image Analysis and Recognition, Part II, 2011, pages 243-252, 2011. (PDF)
  3. Moreau, M. and Cheng, H. "Wavelet-based Prediction Measures for Lossy Image Set Compression." Proceedings of the 2010 International Conference on Image Processing, Computer Vision, & Pattern Recognition (IPCV'10), 2010. (PDF)
  4. Cheng, H. and Labahn, G. "A Practical Implementation of a Modular Algorithm for Ore Polynomial Matrices". Asian Symposium on Computer Mathematics, 2009. (PDF)
  5. Schmieder, A., Cheng, H., Li, X. "A Study of Clustering Algorithms and Validity for Lossy Image Set Compression." Proceedings of the 2009 International Conference on Image Processing, Computer Vision, & Pattern Recognition (IPCV'09), pages 501-506, 2009. (PDF)
  6. Schmieder, A., Cheng, H., Gergel, B., Li, X. "Hierarchical Minimum Spanning Trees for Lossy Image Set Compression." Proceedings of the 2008 International Conference on Image Processing, Computer Vision, & Pattern Recognition (IPCV'08), pages 57-63, 2008. (PDF)
  7. Gergel, B., Schmieder, A., Li, X., Cheng, H. "A Study of Prediction Measures for Lossy Image Set Compression." Proceedings of the 2008 International Conference on Image Processing, Computer Vision, & Pattern Recognition (IPCV'08), pages 69-74, 2008. (PDF)
  8. Davies, P., Cheng, H., Labahn, G. "Computing Popov Form of General Ore Polynomial Matrices." Milestones in Computer Algebra (MICA) 2008, pages 149-156, 2008. (PDF)
  9. Cheng, H., Hanrot, G., Thomé, E., Zima, E., Zimmermann, P. "Time- and Space-Efficient Evaluation of Some Hypergeometric Constants." Proc. ISSAC 2007, pages 85-91, 2007. (PDF)
  10. Cheng, H. and Labahn, G. "Modular Computation for Matrices of Ore Polynomials." Computer Algebra 2006: Latest Advances in Symbolic Algorithms, pages 43-66, 2007. (PDF)
  11. Cheng, H. and Labahn, G. "Output-sensitive Modular Algorithms for Polynomial Matrix Normal Forms." Journal of Symbolic Computation, 42(7), pages 733-750, 2007. (PDF)
  12. Gergel, B., Cheng, H., Nielsen, C. and Li, X. "A Unified Framework for Image Set Compression." Proceedings of the 2006 International Conference on Image Processing, Computer Vision, & Pattern Recognition (IPCV'06), pages 417-423, 2006. (PDF)
  13. Cheng, H. and Labahn, G. "On Computing Polynomial GCDs in Alternate Basis." Proc. ISSAC 2006, pages 47-54, 2006. (PDF)
  14. Gergel, B., Cheng, H. and Li, X. "A Unified Framework for Lossless Image Set Compression." Data Compression Conference 2006, page 448, 2006. (PDF)
  15. Beckermann, B., Cheng, H. and Labahn, G. "Fraction-free Row Reduction of Matrices of Ore Polynomials." Journal of Symbolic Computation, 41(5), pages 513-543, 2006. (PDF)
  16. Cheng, H., Gergel, B., Kim, E. and Zima, E. "Space-Efficient Evaluation of Hypergeometric Series." SIGSAM Bulletin/Communications in Computer Algebra, 39(2), pages 41-52, 2005. (PDF)
  17. Beckermann, B., Cheng, H. and Labahn, G. "Fraction-free Row Reduction of Matrices of Skew Polynomials." Proc. ISSAC 2002, pages 8-15, 2002. (Gzipped Postscript)
  18. Cheng, H. and Labahn, G. Computing All Factorizations in ZN[x]. Proc. ISSAC 2001, pages 64-71, 2001. (Gzipped Postscript)
  19. Cheng, H. and Zima, E. On Accelerated Methods to Evaluate Sums of Products of Rational Numbers. Proc. ISSAC 2000, pages 54-61, 2000. (Gzipped Postscript)
  20. Cheng, H. and Li, X. Partial Encryption of Compressed Images and Videos. IEEE Transactions on Signal Processing, 48(8), pages 2439-2451, 2000. (Gzipped Postscript)
  21. Modayil, J., Cheng, H. and Li, X. An Improved Piecewise Approximation Algorithm for Image Compression. Pattern Recognition, 31(8), pages 1179-1190, 1998. (PDF)
  22. Li, X., Knipe, J., and Cheng, H. Image Compression and Encryption using Tree Structures. Pattern Recognition Letters, 18(11-13), pages 1253-1259, 1997. (PDF)
  23. Modayil, J., Cheng, H. and Li, X. Experiments In Simple One-Dimensional Lossy Image Compression Schemes. Proceedings of the IEEE International Conference on Multimedia Computing and Systems, June 3-6, pages 614-615, 1997. (Gzipped Postscript)
  24. Cheng, H. and Li, X. "On The Application of Image Decomposition to Image Compression and Encryption." Communications and Multimedia Security II: Proceedings of the IFIP TC6/TC11 International Conference on Communications and Multimedia Security at Essen, Germany, 23rd - 24th September 1996, pages 116-127, 1996. (Gzipped Postscript)

Other Publications

  1. Schmieder, A., Gergel, B., Cheng, H. and Li, X. "Hierarchical Minimum Spanning Trees for Lossy Image Set Compression" University of Lethbridge Technical Report TR-CS-HC2-07, September 2007. (PDF)
  2. Davies, P., Cheng, H. and Labahn, G. "Computing Popov Form of General Ore Polynomial Matrices." University of Lethbridge Technical Report TR-CS-HC1-07, September 2007. (PDF)
  3. Cheng, H., Hanrot, G., Thomé, E., Zima, E., Zimmermann, P. "Time- and Space-Efficient Evaluation of Some Hypergeometric Constants." INRIA Research Report RR-6105, January 2007. (PDF)
  4. Davies, P. and Cheng, H. "Computing Popov Form of Ore Polynomial Matrices." University of Lethbridge Technical Report TR-CS-HC1-06, September 2006. (PDF)
  5. Cheng, H., Gergel, B., Kim, E. and Zima, E. "Space-Efficient Evaluation of Hypergeometric Series." University of Lethbridge Technical Report TR-CS-04-04, September 2004. (PDF)
  6. Beckermann, B., Cheng, H. and Labahn, G. "Fraction-free Row Reduction of Matrices of Ore Polynomials." University of Waterloo Technical Report CS-2002-37, November 2002. (Postscript)
  7. My PhD thesis, titled "Algorithms for Normal Forms for Matrices of Polynomials and Ore Polynomials", is available for download. (Gzipped Postscript)
  8. Cheng, H. and Labahn, G. "A Modular Greatest Common Divisor Algorithm for Matrix Polynomials." University of Waterloo Technical Report CS-2002-04, January 2002. (Compressed Postscript)
  9. Beckermann, B., Cheng, H. and Labahn, G. "Fraction-free Row Reduction of Matrices of Skew Polynomials." University of Waterloo Technical Report CS-2002-05, January 2002. (Compressed Postscript)
  10. My MSc thesis, titled "Partial Encryption for Image and Video Communication", is available for download. (Gzipped Postscript)
Howard Cheng

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