Edward Wong

  • Associate Professor


Photo of Edward Wong

Edward K. Wong received his B.  E.  degree  from  the  State University of New York  at Stony Brook,  his Sc. M. degree from Brown University, and his Ph. D. degree from Purdue University,  all in Electrical  Engineering.  He is currently Associate Professor in the Department of Computer Science and Engineering at the Polytechnic Institute of NYU. His research interests are in the areas of image processing, computer vision, and pattern recognition. He has published extensively and his research had been funded by federal and state government agencies, as well as private industry. He was a technical consultant to several companies in the New York area. He is currently an associate editor for the journal Springer LNCS Transactions on Data Hiding and Multimedia Security. Dr. Wong had also served on the organizing and technical program committees of several major conferences.

Research Interests
Image Processing Computer Vision Pattern Recognition Computer Graphics

Purdue University 1986
Ph. D. , Electrical Engineering

Brown University 1981
Sc. M., Electrical Engineering

State University of New York at Stony Brook 1979
Bachelor of Engineering, Electrical Engineering

Purdue University 1986
Doctor of Philosophy,

Journal Articles


  • E. K. Wong and M. Chen, “A New Robust Algorithm for Video Text Extraction,” Pattern Recognition, Vol. 36, June 2003, pp. 1397-1406.
  • J. Huang, Y. Wang, E. K. Wong, "Check image compression using a layered coding method," Journal of Electronic Imaging, Special issue on Image/Video Processing and Compression for Visual Communications, July 1998.
  • M. E.  Hoffman and E.  K.  Wong, “A ridge-following algorithm for finding the skeleton of a fuzzy image," Information Sciences, Vol. 105,  pp. 227-238, March 1998.
  • M. E. Hoffman, L. M. Manevitz and E. K. Wong, "Fuzzy Independence and Extended Conditional Probability," Information Sciences, Vol. 90, April 1996, pp. 137-156.
  • E. H. Liang and E. K. Wong, "An Efficient Method for Obtaining Morphological  Skeletons," Pattern Recognition Letters 14 (1993) 689-695.
  • E.  H.  Liang and E.  K. Wong,  "Hierarchical Algorithms for Morphological    Image   Processing,"  Pattern Recognition 26/4, (Apr 1993), pp. 511-529.
  • R. I. Chou, A. Kershenbaum and E. K. Wong, "Representation and Recognition   of  Handprinted  Chinese  Characters   by   String-Matching," Information Sciences, 67, 1-34 (1993).
  • E.  K.  Wong, "Model-Matching in Robot Vision by Subgraph Isomorphism,” Pattern Recognition, Vol. 25, no. 3, pp. 287-304, 1992.
  • R.  Lin and E.  K.  Wong, "Logic Gate Implementation for Gray Scale    Morphology,"    Pattern  Recognition Letters  13 (1992) 481-487.
  • D. S. Mahler, Z. B. Kharoufa, E. K. Wong and L. G. Shaw, “Pavement Distress Analysis Using Image Processing Techniques,” Microcomputers in Civil Engineering, 6, 1991.
  • E.  K.  Wong,  "1989 IJCNN Neural Network  Video  Tutorials," (Review Article) IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control, Vol. 38, No. 2, March 1991.
  • D. Lin and E. K. Wong, "A Survey on Maximum Entropy  Method and   Parameter   Spectral   Estimation,"  Physics Reports,  Vol. 193, No. 2, Sept. 1990.
  • E. K. Wong, E. H. Liang, E. K. Lin, D. A. Simmons and L.  G.   Koss,   "A  Selective   Mapping Algorithm for Video Analysis   of   Voided  Urine  Cell   Images," Analytical  and  Quantitative Cytology and Histology, Vol. 11, No. 3, June 1989.
  • Z. Tang, A. Savino, E. K. Wong, L. G. Koss and L. G.   Shaw,  "An  Expert   System  Designed as a Tutoring  Tool  in   Cervical  Cytology   (TTCC-1   System),"   Analytical   and    Quantitative  Cytology   and Histology, V. 10:6, Dec. 1988.
  • E.  K. Wong and K. S. Fu,  "A  Hierarchical-Orthogonal-Space Approach  to  Three-Dimensional Path Planning," IEEE  Journal  of Robotics  and Automation, Vol. RA-2, Number 1, pp.  42-53, March 1986.



Other Publications



Book chapters



  •  E. K. Wong and M. Chen, “Algorithms for extracting textual characters in color video,” in Computer Aided Intelligent Recognition Techniques and Applications, (edited by M. Sarfraz), John Wiley & Sons, 2005. 
  • M. Chen, N. Memon, and E. K. Wong, “Data hiding in document images,” Multimedia Security: Stenanography and Digital Watermarking Techniques for Protection of Intellectual Property, (edited by C. S. Lu), Idea Group Inc., Hershey, PA., 2004. 
  • K.  Kanzaki, M. Kabrisky, and E. K. Wong, "The Use  of  Fuzzy Silhouette  and  Internal Hot Spots in  Hierarchical  Fuzzy  FLIR Target Classification," Advances in Fuzzy Theory and Technology, Vol. I, (Edited by P. P. Wang), pp. 297-324, 1993. 
  • E.  K. Wong, "Syntactic Image Pattern  Recognition,"  Digital Image Processing Methods," E. R. Dougherty (eds.), Marcel Dekker, Inc., New York, 1994. 
  • E.   K.   Wong,  "Three-Dimensional  Object  Recognition   by Attributed   Graphs,"  Syntactic  and Structural  Pattern   Recognition-Theory   and  Applications,  H. Bunke  and  A.  Sanfeliu (eds.),  World   Scientific  Publ.  Co., Singapore, 1990.
  • E. K. Wong and K. S. Fu, "A Graph-Theoretic Approach  to  3-D Object  Recognition and Estimation of Position and  Orientation," Computer-Based  Automation,  (J. T. Tou, ed.),  Plenum  Press,  New York, 1985, pp. 305-343.


Selected Conference Papers


  • E. K. Wong, Y. Wang, and S-Y. Ohn, “Fingerprint Verification Using Direction Images and Local Features,” Proc. of SPIE: Image Processing: Machine Vision Applications II, San Jose, CA., Jan. 2009.

  • M. Jiang, E. K. Wong, and N. Memon, “Robust Document Image Authentication,” Proc. IEEE International Conference on Multimedia and Expo, Jul 2-5, 2007, Beijing, China.

  • M. Jiang, E. K. Wong, N. Memon, and X. Wu, “Steganalysis of Printed/Scanned Document Images,” IEEE International Workshop on Multimedia Signal Processing, Shanghai, China, Oct., 2005.

  • M. Jiang, E. K. Wong, N. Memon, and X. Wu, “Steganalysis of Halftone Images,” in IEEE Int’l Conf on Acoustics, Speech, and Signal Processing, March 18-23, 2005, Philadelphia, PA.

  • M. Jiang, E. Wong, N. Memon, and X. Wu, “A simple technique for estimating message lengths for additive noise steganography,” Proc 8th Int’l Conf. on Control, Automation, Robotics, and Vision, Kunming, China, Dec 6-9, 2004

  • M. Jiang, N. Memon, E. K. Wong, and X. Wu, “Quantitative steganalysis of binary images,” in Proc. IEEE Int’l Conf. on Image Processing, Singapore, Oct., 2004.

  • M. Jiang, X. Wu, E. K. Wong, and N. Memon, “Steganalysis of boundary-based steganography using autoregressive model of digital boundaries,” Proc. IEEE Int’l Conf. on Multimedia and Expo, Taipei, Taiwan, June 27-30, 2004.

  • M. Chen, E. K. Wong, N. Memon, and S. Adams, “Recent Developments in Document Image Watermarking and Data Hiding,” Proc. SPIE Conf on Multimedia Systems and Applications IV, Denver, CO, Aug. 2001.

  • Q. Mei, E. K. Wong, and N. Memon, “Data hiding in binary text documents” SPIE Proc Security and Watermarking of Multimedia Contents III, San Jose, CA., Jan. 2001

  • M. E. Hoffman and E. K. Wong, “Content-Based Image Retrieval By Scale-Space Object Boundary Shape Representation,” Proc. of  SPIE: Storage and Retrieval For Image and Video Databases VIII, San Jose, CA., Jan. 2000, pp. 86-97.

  • J. Huang, Z. Liu, Y. Wang, Y. Chen, and E. K. Wong, "Integration of Multimodal Features for Video Classification based on HMM", Proc. IEEE Third Workshop on Multimedia Signal Processing, Copenhagen, Denmark, Sept 13-15, 1999.

  • Y. Chen and E. K. Wong, "Augmented Image Histogram for Image and Video Similarity Search", in Proc. SPIE: Storage and Retrieval for Image and Video Databases VII (Vol. 3656), pp. 523-532, San Jose, CA, Jan, 1999.

  • H.  Joung, E.  K. Wong, Y.  Chen, and S.  P. Kim, "Document Image Compression Using Straight Line Extraction and Block Context Model", Proc. IEEE International Conference on Image Processing, Chicago, Illinois, Oct., 1998.

  • H. Joung, E. K. Wong and S. P. Kim, "Block Context Modeling Approach for Binary Image Coding'',  IEEE  DCC '98 (Data Compression Conference), Snowbird, Utah, March-April, 1998.

  • R.  Lin  and  E. K. Wong,  "Morphological  Operations  on  Images Represented by Quadtrees," IEEE International   Conference   on  Acoustics,   Speech   &   Signal Processing, May 7 - 10, 1996, Atlanta, Georgia.

  • M. Hoffman, L. M. Manevitz and E. K. Wong, "Fuzzy Independence and  Extended  Conditional Probablity," Proc  Third Annual Internationl Conf. on Fuzzy Theory and Technology, Nov 13 - 16, 1994, Pinehurst, NC.

  • S.  Y. Ohn and E. K. Wong,  "Morphological  decomposition  of convex  polytopes and its applications in discrete image  space,"  First IEEE International  Conference  on Image Processing, pp. 560-564, Nov 13-16, 1994, Austin, Texas.

  • C.  F. Kuo and E. K. Wong, "A fast  filling  algorithm  using chain code description," Proceedings of 1993 Workshop on Computer Applications,  Apr 22-24, 1993, Nanpau, Taiwan, pp. 169-184.

  • C.  F.  Kuo and E. K. Wong  "An  efficient  stroke-extraction method for Chinese characters," Proc International Symposium on Communications, Dec 7-10, 1993, Hsinchu, Taiwan.

  • K.  Kanzaki, E. K. Wong and M. Kabrisky, "The  use  of  fuzzy silhouette  and  internal hot-spots in  hierarchical  fuzzy  FLIR target classification," Proc. First Int'l Conf. on Fuzzy Theory & Technology:  Control and Decision, pp.  308-313,  Oct.  1992, Durham, NC.

  • K.  Kanzaki, E. K. Wong and M. Kabrisky, “Use of morphology and the low Fourier frequencies in hierarchical fuzzy FLIR target segmentation and classification,” Proc. SPIE: Architecture, Hardware, and Forward-Looking Infrared Issues in Automatic Target Recognition, (Vol. 1957), pp. 95-106, Oct.1993.

  • E. H. Liang and E. K. Wong, "Fast Morphological Algorithms for Industrial   Image Analysis," presented in 1991  Convention  of the Chinese Institute of Engineers/USA, Sept 1991, Eatontown, New Jersey.

  • E.  K.  Wong and E. H. Liang,  "A  Hierarchical  Approach  to Morphological   Image  Processing,"  Proc.  SPSE's  43rd   Annual Conference, Rochester, NY, May 1990.

  • R.   I.  Chou, A. Kershenbaum and E. K.  Wong,   "A   String-Matching Based Approach  to  Optical Recognition of   Variations  for   2-D Segment-Oriented Patterns," Proc.  Third  International  conference on  CAD/CAM  Robotics  and Factories of  the   Future,  Southfied, Michigan, August 1988.

  • R. I. Chou, A. Kershenbaum and E. K. Wong, "A  String-Matching Based  Approach  to Optical Recognition  of  Handprinted  Chinese Characters,"  Proc  1988  International  Conference  on  Computer Processing of Chinese and Oriental Languages, Aug 1988.

  • H. L. Bertoni, L. Piazzi, G. Liang, N. Wo and E. K. Wong, "Prediction of site specific coverage and cell shape for outdoor microcells," presented in Electro '96, Somerset, NJ, April 1996.

  • E.   K.   Wong,  "Three-Dimensional  Object  Recognition  by Attributed-Graphs," Proc. 30th Midwest Symposium on Circuits and Systems, Aug. 1987, Syracuse, NY.

  • E.   K.  Wong  and J. Y. S. Luh,  "Sequential   Updating   of  Robot  Workspace   with   Cameras,"  Proc.  IEEE   Symposium   on  Intelligent Control (COMP), Philadelphia, PA, Jan, 1987.

  • E.  K. Wong and K. S.  Fu,  "A  Hierarchical-Orthogonal-Space Approach   to   Collision-Free   Path   Planning,"   Proc.   IEEE International Conference on Robotics and Automation, March 25-27, 1985, St. Louis, Missouri, pp. 506-511.

  • E.  K.  Wong and K. S. Fu, "A  Graph-Theoretic  Approach  to  Model  Matching   in  Computer Vision," Proc. IEEE  Workshop   on  Computer Vision, April 30 - May 2, Annapolis, MD, 1984.

  • E. K. Wong and K. S. Fu, "A Parallel Classification Scheme For Muscle Tissue Images," Proc. of the Seventh Annual Symposium on Computer  Applications  in  Medical  Care  (SCAMC),  Oct.,  1983, Baltimore, MD.

  • P.S. Schenker, E.G. Cande, K.M. Wong and W.R. Patterson, "New Sensor  Geometries For Image Processing: Computer Vision  In  The Polar  Exponential Grid," Proc. 1981 IEEE Intl. Conf.  Acoustics, Speech  and Signal Processing, Atlanta (April). (K. M.  Wong was the former name used by E. K. Wong).

  • P.S.  Schenker,  K.M. Wong and E.G.  Cande,  "Fast  Adaptive Algorithms  For Low-Level Scene Analysis: Application Of The  PEG Transform  To  High-Speed,  Scale-And-Rotation  Invariant  Target Segmentation,"  Proc.  SPIE  Technical  Symp.  East, (Vol.  281), Washington,  D.C., April, 1981. (K. M. Wong was the  former  name used by E. K. Wong).

  • P.S. Schenker, D. B. Cooper and K. M. Wong, "A Parallel-Window Estimator  For Simple-Object Boundary Finding In  Noisy  Images," Proc. 5th Joint Intl. Conf. Patt. Recog., Miami, Dec. 1980.  (K. M. Wong was the former name used by E. K. Wong).


General/Collaborative Research

"Predicting  optimal treatment position (prone vs. supine) in breast radiotherapy using image analysis techniques." Collaborators: Y. Wang, ECE Dept at NYU-Poly; J. Chang, Radiation Oncology Dept at NYU Langone Medical Center.



NYS Center for Advanced Technology in Telecommunications




Pattern Recognition Society



Research Centers, Labs, and Groups