Research Interests

Computer vision, Image processing, Uncertainty reasoning, Machine learning, Classification, Natural language processing

Research Collaborations

Moorfield Eye Hospital, Royal Surrey Country Hospital, Royal Botanical Kew Garden

Publications

On refereed journals:

1. Cheng X, Tan S, Tang H L, “Using DragPushing to Refine Concept Index for Text Categorization”, Journal of Computer Science and Technology, Springer Boston, Volume 21, Number 4 / July, 2006, pp. 592-596.
2. Tang H L, Chen L, “Organ Origin Identification Based on Fine Feature Analysis Using Support Vector Machines”, International Journal of The Computer, The Internet and Management (IJCIM), Vol. 12, No.3, pp.22-31, (September-December, 2004).
3. Chen L, Tang H L, “An Improved Computation of Beliefs Based on Confusion Matrix for Combining Multiple Classifiers”, IEE Electronics Letters, 19th February 2004, Vol. 40, No. 4, pp 238-239.
4. Tang H L, Hanka R, Ip H., “Histological Image Retrieval Based on Semantic Content Analysis”, IEEE Transactions On Information Technology In Biomedicine, VOL. 7, NO. 1, pp 26-36, MARCH 2003
5. Zhao T, Tang H L, Ip H, Qi F., “On Relevant Feedback and Similarity Measure for Image Retrieval with Synergetic Neural Nets”, NEUROCOMPUTING, 51 (2003) 105 – 124.
6. Tang L, “Knowledge Elicitation and Semantic Representation for the Heterogeneous Web”, WWW journal, 5(3): 229-243, 2002.
7. Tang L H, “Computerised Analysis of Aortic Distensibility on Computed Tomography Using a Temporal Active Contour Model”, Int. J. Healthcare Technology and Management, Vol. 4, No. 6, 2002, 433-450.
8. Zhao T, Tang L H, Ip H, Qi F., “Visual Keyword Image Retrieval Based on Synergetic Neural Network for Web-Based Image Search”, Journal of Real-Time Systems, 21, 127-142, 2001, Kluwer Academic Publishers.
9. Tang L H, Hanka R, Ip H, “A Review of Intelligent Content-Based Indexing and Browsing of Medical Images”, Health Informatics Journal, Vol. 5 No.1, pp. 40-49, March 1999.
10. Tang H, et al, “A Lexical Semantic Driving Algorithm Based on Collocation Dictionary”, Chinese Journal of Advanced Software Research, Vol.2, No.3, pp. 287-296 (overseas edition), 1995.
11. Tang H, et al, “The Lexical Semantic Driving Algorithm Based on Collocation Dictionary”, Journal of Software, Vol.6. Supplement, 78-85, 1995.
12. Tang H, et al, “OLE: A Technology Used for Developing Multimedia System in Windows Environment”, Multimedia World, No.11, pp. 6-7, 1994.
13. Tang H, et al, “Chinese Sentence Pattern”, Journal of Chinese Information Processing, Vol.7, No.1, pp. 1-6, 1993.
14. Tang H, et al, “The Semantic Network Representation Method in Chinese Parser”, Journal of Chinese Information Processing, Vol.6, No.4, pp. 1-10, 1992.

Book chapters:

15. Li Q, Tang H. L, Ip H, Chan S, “A Web-based Video Retrieval System: Architecture, Semantic Extraction and Experimental Development”, Handbook of Video Databases Design and Application, Edited by Borko Furht and Oge Marques, Chapter 24, pp. 593-611.
16. Zhao A T, Tang H L, Ip H, Qi F “Content-Based Trademark Recognition and Retrieval Based on Discrete Synergetic Neural Network”, Distributed Multimedia Databases: Techniques and Applications, Chapter IV, Ed. Timothy K Shih, 2001.
17. Tang H, et al, “Natural Language Understanding”, (book), chapter 12-13, Tsinghua University Press, 1996.

On conferences lecture notes and proceedings:

18. Ho A, Zhu X, Tang L "Digital Watermarking Authentication and Restoration for Chinese Calligraphy Images", The 15th International Conference on Digital Signal Processing (DSP 2007), Cardiff, UK, July 1-4, 2007.
19. Chen L, Tang H L and Wells I, “Clinical Content Detection for Medical Image Retrieval”, 27th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, “Innovation from Biomolecules to Biosystems”, September, 1 - 4, 2005, Shanghai, China.
20. Chen L, Tang H L, Wells I, “Determining Clinical Context in a Large-Scale Histological Image Database”, Medical Image Understanding and Analysis 2005, Bristol, 19-20 July 2005.
21. Chen L, Tang H L, “Dynamic Knowledge Base Updating through Learning from Feedback for Semantic Analysis of Images”, Proceedings of the Third IASTED International Conference on Visualization, Imaging, and Image Processing, September 8-10, 2003, Benalmádena Spain, ISBN: 0-66986-382-2, pp. 522-527.
22. Tang H L, Chen L, “Improving Automatic Annotation for Medical Images Based on Feedback”, accepted for publication on the proceedings of International Conference on Intelligent Multimedia Computing and Networking (IMMCN’2003), September 26-30, 2003, Cary, North Carolina, USA, pp.1303-1306.
23. Tang L H, Chen L, “IAnnotation - Medical Image Annotation System Based on Relevance Feedback” Proceedings of the International Conference on Intelligent Information Technology, ICIIT-02, Sept 22-25, 2002, pp 215-220, Beijing, China, sponsored by Chinese Computer Federation and in cooperation with IEEE Computer Society.
24. Tang L H, Ip H, Hanka R, Lam R., Cheung K , “ An Intelligent System for Integrating Semantic and Iconic Features for Image Retrieval”, Proceedings of Computer Graphics International (CGI2001), pp. 240-246, Hong Kong, 3-6 July 2001.
25. Tang L H, Ip H, Hanka R, Lam R., Cheung K, “An Image Retrieval and Annotation System Based on Semantic Content”, Proceedings of 5th World Multiconference on Systemics, Cybernetics and Informatics (SCI 2001), Vol. 1, pp. 311-315, Orlando, Florida, USA, July 22-25, 2001.
26. Lam R, Ip H, Cheung K, Tang L H and Hanka R., "A multi-window approach to classify histological features", Proceedings of International Conference on Pattern Recognition, ICPR 2000, vol.2, pp. 259-262, Barcelona, Spain, September 2000.
27. Lam R, Ip H, Cheung K., Tang L H and Hanka R., "Similarity Measures for Histological Image Retrieval", Proceedings of International Conference on Pattern Recognition, ICPR 2000, vol. 2, pp. 295-298, Barcelona, Spain, September 2000.
28. Lam R, Cheung K, Ip H, Tang L H and Hanka R., "An Iconic and Semantic Content Based Retrieval System for Histological Images", in Lecture Notes in Computer Science 1929, Advances in Visual Information Systems, Ed. R Laurini, pp. 384-395, Springer, 2000.
29. Cheung K, Lam R, Ip H, Tang L H and Hanka R, "A Software Framework for Combining Iconic and Semantic Content for Retrieval of Histological Images", in Lecture Notes in Computer Science 1929, Advances in Visual Information Systems, Ed. R Laurini, pp. 488-499, Springer, 2000.
30. Tang L H, Hanka R, Ip H, Cheung K, Lam R., “Integration of Intelligent Engines for a Large Scale Medical Image Database”, Proceedings of IEEE Conference on Computer Based Medical Systems, CBMS 2000, June 23-24, 2000, Texas Medical Center, Houston, Texas, USA.
31. Tang LH, Ip H, Hanka R, Cheung K, R. Lam, “Semantic Query Processing and Annotation Generation for Content-based retrieval of Histological Images”, Proceedings of SPIE Medical Imaging, 2000, San Diego, CA, USA, 20-26 February 2000. (Cum Laude Award)
32. Cheung K, Ip H, Hanka R., Tang L H, Fuller G, “An Object-oriented Framework for Content-based Image Retrieval Using a 5-tier Architecture”, Proceedings of Asia Pacific Software Engineering Conference 99, pp. 174-177, Takamatsu, Japan, 7-10 Dec. 1999.
33. Tang L H, Hanka R, Lam R., Fuller G., Cheung K, Ip H, “Automatic Semantic Analysis for Histological Images”, Medical Imaging Understanding and Analysis 99 (MIUA'99), Oxford, 19-20 July 1999.
34. Tang L H, Hanka R, Ip H, Lam R, “Extraction of Semantic Features of Histological Images for Content- Based Retrieval of Images”, Proceedings of SPIE Medical Imaging ’99, Vol. 3662, pp. 360-368, San Diego, 20-26 February 1999.
35. Tang L H, Hanka R, Lam R, Ip H, “Automatic Semantic Labelling of Medical Images for Content-Based Retrieval”, Proceedings of Expersys’98, pp. 77-82, Virginia Beach, USA, 16-17 November 1998.
36. Tang H, Hanka R, Ip H, "A System Architecture for Integrating Semantic and Iconic Content for Intelligent Browsing of Medical Images", Medical Imaging 1998: PACS Design and Evaluation: Engineering and Clinical Issues, Steven C. Horii, M.D., G. James Blaine, Editors, Proceedings of SPIE 3339, pp. 572-580 San Diego, California, USA, 21-27 February 1998. (Honorable mention Award)
37. Hanka R, Ip H and Tang H, "Computerised Analysis of Aortic Distensibility on Computer Tomography", Proceedings of Healthcare Computing '97, pp. 157-165, Harrogate, UK, 17-19 March 1997.
38. Ip H, Hanka R and Tang H, "Segmentation of the Aorta from CT images using a Temporal Active Contour Model with Regularisation Scheduling", Proceedings of SPIE Medical Imaging 1997, Vol. 3043, pp. 323-332, Newport beach, California, USA, 22-28 February 1997.
39. Ip H and Tang H, "Parallel Evidence Combination Using a Systolic-Binary-Tree Architecture", Proceedings of ANZIIS-96, 18-20 November 1996, Adelaide, Australia.
40. Ip H and Tang H, "A SB-Tree Parallel Computation of Evidence Combination Using the Dempster's Rule", Proceedings of EXPERSYS'96, pp. 317-322, 21-22 October 1996, Paris-Marne La Vallee, France.
41. Tang H Y, et al, “A Rule System in Machine Translation”, Advances and Applications on Computational Linguistics, Tsinghua University Press, pp. 308-314, 1995.
42. Tang H Y, et al, “Chinese Full-text Analysis Based on a Semantic Network Computing Algorithm”, Proceedings of Natural Language Processing Pacific Rim Symposium'95, Seoul, pp. 193-198, 1995.
43. Tang H Y, et al, “A Hierarchical Intelligent Rule Base System”, Proceedings of Natural Language Processing Pacific Rim Symposium'95, Seoul, pp. 377-382, 1995.
44. Tang H Y, et al, “Object Model in Machine Translation”, Proceedings of the Second Academic Annual Meeting of Youths of Liaoning Province, Dalian, pp. 543-545, 1995.
45. Tang H Y, et al, “An Intermediary-Language Based Bi-directional Chinese-English Machine Translation System”, The First Chinese-Korea Joint Symposium on Machine Translation, Yanzi, pp. 1-8, August 1994.
46. Tang H Y, et al, “A Lexical Semantic Driven Approach for Natural Language Processing”, Advances on the Research of Machine Translation, Electronics Industry Publishing House, pp. 1-15, 1994.
47. Tang H Y, et al, “Knowledge Representation of Chinese and its Language Engineering Method”, Proceedings of National 863 Basic Study for Intelligent Computer, Beijing, pp. 6-8, May 1994.
48. Tang H Y, et al, “Object-Oriented Design of Data Structure”, the 3rd National Conference on Data Structure and its Organization , Xiamen , March 1994.
49. Tang H Y, et al, “A Lexical Semantic Driving Algorithm in Language Processing”, Proceedings of 1994 International Conference on Computer Processing Oriental Languages, Taejon, Korea, pp. 333-338, 1994.
50. Tang H Y, et al, “The Problems of Segmentation and Ambiguous Structure in Chinese Information Processing”, Proceedings of the 3rd Academic Annual Conference of Chinese Information Technique Committee of Computer Society, pp. 90-95, 1993.
51. Tang H Y, et al, “The Formal Representation of Chinese Dictionary Information”, Computer Processing of Asian Languages, Tata McGraw-Hill Publishing Company Limited , New Delhi, India, pp. 192-198, 1992.
52. Tang H Y, et al, “The Method of Lexical Semantics-Driven", Intelligent Systems for Processing Oriental Languages, Tampa, Florida, USA, pp. 144-149, 1992.

Teaching

CS292 Computational Perception

CS289 Introduction to AI

CSM16 Visual Information Systems

Departmental Duties

MSc dissertation coordinator

Final year project coordinator

Overseas adimission

PDP coordinator

Erasmas scheme and exchange programme

Library representative