Charles Sturt University
Charles Sturt University

Professor Chang-Tsun Li

Professor Chang-Tsun Li

Profile

Chang-Tsun Li received the BEng degree in electrical engineering from National Defence University (NDU), Taiwan, in 1987, the MSc degree in computer science from U.S. Naval Postgraduate School, USA, in 1992, and the PhD degree in computer science from the University of Warwick, UK, in 1998. He was an associate professor of the Department of Electrical Engineering at NDU during 1998-2002 and a visiting professor of the Department of Computer Science at U.S. Naval Postgraduate School in the second half of 2001.  He was a professor of the Department of Computer Science at the University of Warwick, UK, until Dec 2016.  He is currently a professor of the School of Computing and Mathematics, Charles Sturt University, Australia.

His research interests include multimedia forensics and security, biometrics, data mining, machine learning, data analytics, computer vision, image processing, pattern recognition, bioinformatics, and content-based image retrieval.

He is currently Associate Editor of the EURASIP Journal of Image and Video Processing (JIVP) and Associate of Editor of IET Biometrics.

He has involved in the organisation of a number of international conferences and workshops and also served as member of the international program committees for several international conferences.  He was the Lead and PI of the international joint project entitled Digital Image and Video Forensics (acronym: DIVEFOR) funded through the Marie Curie Action under the EU's Seventh Framework Programme (FP7) from June 2010 to May 2014. He is currently the Lead and PI of the EU Horizon 2020 project, entitled Computer Vision Enabled Multimedia Forensics and People Identification (acronym: IDENTITY).

Top of page


Teaching

Chang-Tsun Li has had 20 years experience in teaching large undergraduate classes as well as small specialist postgraduate computing courses in the UK, USA and Taiwan.  He has taught Machine Learning, Data mining, Multimedia Processing, Digital Image Processing, Computer Architecture and Organisation, Operating Systems, Neural Networks, Microprocessors, Information Warfare, System Software, Operating Systems, Computer Networks, Discrete Mathematics, Advanced Programming (C/C++), Electrical Circuits Analysis, Research Methodology. He is currently teaching ITC712 Research Methods in IT at CSU.

Top of page


Research

Chang-Tsun Li researches in the intersection of machine intelligence, security and computer vision with special interests in Multimedia Forensics & Security, Biometrics, Image Processing, Computer Vision, Content-Based Image Retrieval, Pattern Recognition, Bioinformatics, Machine Learning, Data Mining, Data Analytics

The following are some projects he involves/involved with:

  1. Computer Vision Enabled Multimedia Forensics and People Identification (IDENTITY): January 2016 – Dec 2019; funded by EU Horizon 2020; C.-T. Li's role: Lead & Principal Investigator; Project partners: 4 EU universities, 4 EU SMEs and 8 non-EU universities; Project ID.: 690907; Grant: €2,025,000 (http://identity.dcs.warwick.ac.uk/)
  2. MIUSS: Machine Intelligence in Urban Security Systems: 01 June 2016 to March 2017, funded by EPSRC Institutional Award (Global Challenges Research Fund (GCRF); Principal Investigator: Victor Sanchez, C.-T. Li: Co-Investigator; Budget: £51,989
  3. Gesture Recognition for Automotive Applications (GRAAppl): October 2015 – June 2016; funded by Innovate UK; C.-T. Li's role: Principal Investigator; This grant is for funding commercial development to be conducted by the spin out company, Innovision Technology Ltd (ITL); founded by C.-T. Li in collaboration with Warwick Manufacturing Group (WMG); Grant: £39,497 (£24,500 for ITL and £14,997 for WMG).
  4. Cluster Inference of Big Multimedia Databases:August 2015 – November 2015; funded by Innovate UK; C.-T. Li's role: Principal Investigator; Grant: £23,100
  5. PIMCO - Efficient Storage, Access and Transmission of Whole-Slide Pathology Images: funded by EU FP7 Marie Curie Actions - Career Integration Grant (ICG) for Dr Victor Sanchez, October 2013 - September 2017; C-T Li's role: Scientist-in-Charge; Grant: €100,000
  6. Digital Image and Video Forensics (www.divefor.org): June 2010 – May 2014; funded by EU FP7 Marie Curie Actions: Industry-Academia Partnerships and Pathways; C.-T. Li's role: Lead & Principal Investigator; Project partners: Roma TRE (Italy), Forensic Pathways (UK), XLAB (Slovenia); Project ID.: 251677; Grant: €1,559,325
  7. Integrating Biometrics and Forensics for the Digital Age: December 2011 – November 2015; funded by European Cooperation in Science and Technology (COST); Partners: 38 partners from 21 countries; C.-T. Li's role: Chair of the Working Group of Audiovisual Biometrics for Multimedia Forensics, http://www.cost.eu/domains_actions/ict/Actions/IC1106
  8. Milamber Digital: April 2011 – March 2012; funded by Technology Strategy Board (UK); C.-T. Li's role: Academic Principal Investigator; Partners: Pearson Education, Milamber Group, RedTray Ltd, 2sms Ltd, Lifecycle Software Ltd, Ashridge Trust; Grant: £736,206
  9. Human-Computer Interaction through Hand Gesture Recognition: August 2013 – November 2013; funded by Technology Strategy Board (UK), Project Number: 131379; C.-T. Li's role: Principal Investigator; Grant: £24,975
  10. Provenance Inference of Digital Images for Digital Forensic Investigations: July 2012 – June 2014; funded by The Royal Society under International Exchange Programme; C.-T. Li's role: Principal Investigator; Grant: £12,000
  11. Enhancing Sensor Pattern Noise for Digital Forensic Applications: May 2011 – July 2011; funded by Technology Strategy Board (UK); Project No: 130590; C.-T. Li's role: Principal Investigator; Grant: £24,750
  12. Non-Intrusive Multimedia Authentication and Integrity Verification (EPSRC Industrial CASE Award: September 2010 – March 2014; funded by EPSRC & Forensic Pathway Ltd; C.-T. Li's role: Principal Investigator; Grant: £93,117
  13. Forensic Image Analyser: May 2008 – Feb 2009; funded by Forensic Pathways Ltd, UK; C.-T. Li's role: Principal Investigator; Budget:Grant: £17,000
  14. Combining Data Hiding and Machine Learning Methods for Multimedia Security: March – April 2007; funded by The Royal Society, UK; C.-T. Li's role: Principal Investigator; Grant: £3,630
  15. Content-Based Medical Image Database Retrieval Using Fuzzy Logic: June 2006 - May 2007; funded by The Royal Society, UK (JEB/China Networks) and National Natural Science Foundation of China through China-UK Science Networks; Collaborator: Prof. Zongmin Ma, Northeastern University, China; C.-T. Li's role: UK Principal Investigator; Grant: £2,360 + CNY 35,400
  16. Texture Segmentation by Incorporating Genetic Algorithm and Clustering Method: August 2001 - July 2002; funded by National Science Council, Taiwan (NSC-90-2213-E-014-008); C.-T. Li's role: Principal Investigator; Grant: TW$ 468,700
  17. Edge Detection Using the Multiresolution Fourier Transform and Cubic B-Splines: August 2000 - July 2001; funded by National Science Council, Taiwan (NSC-89-2218-E-014-002); C.-T. Li's role: Principal Investigator; Grant: TW$ 337,000
  18. On The Design and Implementation of a Tamper Detection Steganographic Scheme with Authentication:  August 1999 - July 2000; funded by National Science Council, Taiwan (NSC-89-2213-E-014-003); C.-T. Li's role: Co-Investigator; Grant: TW$ 380,500
  19. Texture Segmentation Incorporating Region and Boundary Information: August 1999 - July 2000; funded by National Science Council, Taiwan (NSC-89-2213-E-014-010); C.-T. Li's role: Principal Investigator; Grant: TW$ 519,400
  20. Texture Segmentation Using Multiresolution Markov Random Fields: October 1998 - July 1999; funded by National Science Council, Taiwan (NSC-88-2213-E-014-015); C.-T. Li's role: Principal Investigator;  Grant: TW$ 287,200

Top of page


Academic and Research Experience

  1. Professor: School of Computing and Mathematics, Charles Sturt University, Jan 2017 – Present
  2. Professor: Department of Computer Science, University of Warwick, UK, October 2011 – Dec 2016
  3. Member of EPSRC Associate Peer Review College (UK): since November 2016
  4. EU Horizon 2020 Multi-national Project Coordinator and Principal Investigator:H2020 Marie Skłodowska-Curie Actions - Research and Innovation Staff Exchange (RISE); Project title: Computer Vision Enabled Multimedia Forensics and People Identification (Project no.690907, (http://identity.dcs.warwick.ac.uk/), which involve 16 participating institutions from 12 countries; 1 Jan 2016 – 31 Dec 2019
  5. EU FP7 Multi-national Project Coordinator and Principal Investigator:FP7 Marie Curie Actions - Industry-Academia Partnerships and Pathways (IAPP); Project title: Digital Image and Video Forensics (Project no. 251677, http://www.divefor.org/), which involve 4 participating institutions from UK, Italy and Slovenia; 1 June 2010 – 31 May 2014
  6. Working Group Chair and Management Committee Member: EU COST Action IC1106: Integrating Biometrics and Forensics for the Digital Age (http://www.cost.eu/domains_actions/ict/Actions/IC1106?management), 14 March 2012 – 13 March 2016
  7. Associate Professor: Department of Computer Science, University of Warwick, UK, August 2006 – September 2011
  8. Visiting Professor: School of Electronic and Information Engineering, South China University of Technology (SCUT), China, 15 April 2014 – 28 April 2014 (funded by South China University of Technology)
  9. Visiting Professor: Department of Electrical and Electronic Engineering, University of Cagliari, Italy, 15 May 2011 – 31 May 2011 (funded by the University of Cagliari)
  10. Visiting Professor: College of Software, Nankai University, China, December 2009 – present (funded by Nankai University)
  11. Visiting Academic: School of Information Systems, Curtin University of Technology, Australia, 20 March 2007 – 31 May 2007 (funded by the Royal Society)
  12. International Scientific Advisor: I acted as International Scientific Advisor of the School of Computer and Communication, Hunan University, China, (December 2007 – November 2010). My role is to advise the school's research projects on Digital Watermarking and Multimedia Security funded by the Ministry of Science and Technology and the National Natural Science Foundation of China, through a Foreign Expert Joint Research Project administered by the Ministry of Education, China.
  13. Lecturer: Department of Computer Science, University of Warwick, UK, September 2002 - July 2006
  14. Associate Professor: Department of Electrical Engineering, Chung Cheng Institute of Technology (CCIT), National Defence University, Taiwan, April 1998 - August 2002
  15. Visiting Professor: Department of Computer Science, US Naval Postgraduate School, California, USA, June 2001 - December 2001 (funded through National Defence Technology Research Fellowship funded by the Ministry of National Defence, Taiwan)
  16. Lecturer: Department of Electrical Engineering, CCIT, National Defence University, Taiwan, June 1992 - September 1994

Consulting and Industrial Experience

  1. Consultant of Forensic Pathways Ltd (UK), Videntifier (Iceland), Metropolitan Police (UK) and Frame Smith Solicitors (UK): providing solutions to the client's technical challenges in relation to image processing, computer vision and digital forensics
  2. Founder of Functional Technologies Ltd (FTL):
    - FTL, founded in 2009, was honoured with a Technology Excellence Award of the prestigious 2011 UK IT Industry Awards presented by the British Computing Society for its software – Forensic Image Analyser (FIA, http://www.bcs.org/content/conWebDoc/42839) developed for its client (Forensic Pathways Ltd).  FIA is capable of identifying source cameras based on Sensor Pattern Noise (SPN). It has been used by a number of law enforcement agencies, including Sussex Police (UK) and INTERPOL
    -  The team at FTL developed an automatic image clustering functionality from 2013 to 2016 for INTERPOL's International Child Sexual Exploitation Image Database (ICSE DB) in order to cluster images into groups, such that each group contains images by the same camera.
  3. Expert witness: Secured a guilty plea by the defendant for the Guildford Crown Court (UK) in 2016 through the analysis of videos involved in the crime
  4. Scientific Advisor of the European Division of the International Association for Identification: since October 2014
  5. Judge of UK Trade & Investment's Sirius Programme (2014): an initiative aimed at attracting start-up teams from around the world to be based in the UK.
  6. Industrial Secondments: funded by the European Commission through a Marie Curie Fellowship to transfer multimedia forensics technologies from the University of Warwick to the following two companies:
    - Forensics Pathways Ltd (UK): 1 October 2010 – 31 January 2012
    - XLAB (an SME in Slovenia): 1 February 2012 - 30 September 2012

Top of page


Publications

Chang-Tsun Li has produced more than 170 publications. The following are 20 selected ones that highlight his works.

  1. R. Leyva, V. Sanchez and C.-T. Li, "Anomaly Detection with Compact Feature Sets for Online Performance," IEEE Transactions on Image Processing, vol. 26, no. 7, pp. 3463 – 3478, July 2017
  2. A. Khadidos, V. Sanchez and C.-T. Li, "Weighted Level Set Evolution Based on Local Edge Features for Medical Image Segmentation," IEEE Transactions on Image Processing , vol. 26, no. 4, pp. 1979 - 1991, April  2017
  3. X. Lin and C.-T. Li, "Large-Scale Image Clustering based on Camera Fingerprint," IEEE Transactions on Information Forensics and Security, vol. 12, no. 4, pp. 793 – 808, April 2017
  4. R. Li, C.-T. Li and Y. Guan "Inference of a Compact Representation of Sensor Fingerprint for Source Camera Identification," Pattern Recognition, 2017 (Accepted)
  5. F. Ahzar and C.-T. Li, "Hierarchical Relaxed Partitioning System for Activity Recognition," IEEE Trans. on Cybernetics, vol. 47, no. 3, pp. 784 - 795, March 2017
  6. X. Lin and C.-T. Li, "Preprocessing Reference Sensor Pattern Noise via Spectrum Equalization," IEEE Transactions on Information Forensics and Security, vol. 11, no. 1, pp. 126-140, Jan 2016
  7. X. Lin and C.-T. Li, "Enhancing Sensor Pattern Noise via Filtering Distortion Removal," IEEE Signal Processing Letter, vol. 23, no. 3, pp. 381 - 385, March 2016
  8. Y Guan, C.-T. Li and F. Roli, "On Reducing the Effect of Covariate Factors in Gait Recognition: a Classifier Ensemble Method," IEEE Trans. on Pattern Analysis and Machine Intelligence, vol. 37, no. 7, pp 1521 - 1528, July 2015
  9. X. Wei, C.-T. Li, Z. Lei, D. Yi and S. Z. Li, "Dynamic Image-to-Class Warping for Occluded Face Recognition," IEEE Transactions on Information Forensics and Security, vol. 9, no. 12, pp. 2035-2050, Dec 2014
  10. C.-T. Li and Y. Li, "Color-Decoupled Photo Response Non-Uniformity for Digital Image Forensics," IEEE Transactions on Circuits and Systems for Video Technology, vol. 22, no. 2, pp. 260-271, Feb 2012
  11. Y. Yuan, C.-T. Li, O. Windram, "Directed Partial Correlation: Inferring Large-Scale Gene Regulatory Network through Induced Topology Disruptions" PLOS ONE, vol. 6, no. 4, e16835, 2011
  12. C.-T Li, "Source Camera Identification Using Enhanced Sensor Pattern Noise," IEEE Transactions on Information Forensics and Security, vol. 5, no. 2, pp. 280 – 287, June 2010
  13. R. Krishna, C.-T. Li and V. Buchanan-Wollaston, "A Temporal Precedence Based Clustering Method for Gene Expression Microarray Data," BMC Bioinformatics, 2010, 11:68
  14. Y. Yang, X. Sun, H. Yang, C.-T. Li and R. Xiao, "A Contrast-Sensitive Reversible Visible Image Watermarking Technique," IEEE Transactions on Circuits and Systems for Video Technology, vol. 19, no. 5, pp. 656 - 667, May 2009
  15. C.-H. Wei, Y. Li, W. Y. Chau, and C.-T. Li, "Trademark Image Retrieval Using Synthetic Features for Describing Global Shape and Interior Structure," Pattern Recognition, vol. 42, no. 3, pp. 386-394, 2009
  16. C.-T. Li, Y. Yuan, and R. Wilson, "An Unsupervised Conditional Random Fields Approach for Clustering Gene Expression Time Series," Bioinformatics, vol. 24, no. 21, pp. 2467-2473, August 2008
  17. Y. Yuan, C.-T. Li and R. Wilson, "Partial Mixture Model for Gene Expression Tight Clustering," BMC Bioinformatics, 2008, 9:287
  18. C.-T. Li and R. Chiao, "Multiresolution Genetic Clustering Algorithm for Texture Segmentation," Image and Vision Computing, vol. 21, no. 11, pp. 955-966, October 2003
  19. R. Wilson and C.-T. Li, "A Class of Discrete Multiresolution Random Fields and its Application to Image Segmentation," IEEE Trans. on Pattern Analysis and Machine Intelligence, vol. 25, no. 1, pp. 42-56, 2003
  20. C.-T. Li, "Multiresolution Image Segmentation Integrating Gibbs Sampler and Region Merging Algorithm," Signal Processing, vol. 83, no. 1, pp. 67-78, 2003

Top of page