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Department of Computer Science

Professional Activities

Editorships & Professional Committe Services

Keynotes/ Invited Talks / Short Courses

  1. Keynote Speech on “Applications of Multimedia Forensics in Law Enforcement,” the 7th IAPR International Workshop on Computational Forensics, August 20, 2018 - Beijing, China in conjunction with the 24th International Conference on Pattern Recognition (ICPR 2018)
  2. Invited tutorial on "Multimedia Forensics and Security through Provenance Inference," the 2018 IEEE SPS Summer School on Visual Image Search and Visual Analytics (VISVA2018), Singapore, 9-11 July, 2018
  3. Invited talk on "Provenance inference for multimedia forensics and security," Data61 & DST Group – Cyber Summer School, Melbourne, Australia, 12-13 February, 2018
  4. Keynote Speech on “Multimedia Forensics and Security through Provenance Inference,” 2017 International Conference on Security with Intelligent Computing and Big-data Services, Hualien, Taiwan, 15-17 Dec, 2017
  5. Invited talk on “Multimedia Forensics and Security through Provenance Inference,” Feng Chia University, Taiwan, 20 December, 2017
  6. Invited Talk on "Multimedia Forensics through Device Fingerprint," University of Sydney, Australia, 27 July, 2017
  7. Invited Lecture on "Multimedia Forensics," 14th IAPR/IEEE/EURASIP International Summer School for Advanced Studies on Biometrics, Alghero, Italy, 15 June 2017
  8. Invited Talk on "Multimedia Forensics: Source Inference from Uncertainty and Enormity," University of Sao Paulo, Brazil, 15 May, 2017
  9. Keynote Speech on "Multimedia Forensics: Source Inference from Uncertainty and Enormity," International Workshop on Digital-Forensics and Watermarking (IWDW'16), Beijing, China, 17-19 September, 2016
  10. Invited Lecture on "Multimedia Forensics," 13th IAPR/IEEE/EURASIP Int.l Summer School for Advanced Studies on Biometrics, Alghero, Italy, 23 June 2016
  11. Invited Talk on “Image Clustering Based on Camera Fingerprints,” Centre for Predictive Modelling, University of Warwick, Coventry, UK, 9 Fab 2016
  12. Invited Talk on “Digital Forensics through Camera Fingerprint Analysis,” Khalifa University, Abu Dhabi, UAE, 30 November 2015
  13. Invited Talk and Panel Discussion on “Multimedia Truthfulness Verification in Legal Environment and Social Media - The Point of View of Industries,” IEEE International Workshop on Information Forensics and Security, 16 - 18 November 2015
  14. Invited Speech on “People Identification,” European Division of the IAI Educational Conference, Leicester, UK, 9 - 11 October 2015
  15. Invited Talk on “Multimedia Forensics through Camera Fingerprint Analysis,” National Chung Hsing University, Taiwan, 5 August 2015
  16. Invited Talk on “Multimedia Forensics through Camera Fingerprint Analysis,” Providence University, Taiwan, 5 August 2015
  17. Invited Talk on “Multimedia Forensics through Camera Fingerprint Analysis,” Feng Chia University, Taiwan, 4 August 2015
  18. Keynote speech on “Multimodal Biometrics,” International Workshop on Biometrics (BIOMET 2014), Sofia, Bulgaria, 23-25 June 2014
  19. Invited Talk on “Multimedia Forensics through Device Fingerprint Analysis,” South China University of Technology, Guanzhou, China, UK, 17 April 2014
  20. Invited Talk on “Recognition of Occluded Face,” South China University of Technology, Guanzhou, China, UK, 21 April 2014
  21. Invited Talk on “People Identification through Gait Analysis,” South China University of Technology, Guanzhou, China, UK, 24 April 2014
  22. Invited Talk on “Source Inference through Device Fingerprint Analysis,” Coventry University, Coventry, UK, 26 February 2014
  23. Invited Talk on “Provenance Inference of Digital Images for Digital Forensic Investigation,” National Kaohsiung University of Applied Sciences, Kaohsiung, Taiwan, 17 December 2013
  24. Invited Talk on “Source Device Identification through Device Fingerprint Analysis,” National Penghu University of Science and Technology, Taiwan, 12 December 2013
  25. Invited Talk on “Content Origin Identification through Device Fingerprint Analysis,” National Laboratory of Pattern Recognition (NLPR) Institute of Automation, Chinese Academy of Sciences(CASIA), Beijing, China, 31 October 2013
  26. Panel discussion on "The Role of Behavioral and Soft Biometrics in Forensic Analysis," International Workshop on Biometrics and Forensics (IWBF), Lisbon, Portugal, 4 – 5 April 2013
  27. Keynote speech on “Multimedia Forensics through Intrinsic Data from Image Content,” International Information Technology Conference & Exhibition (CUBE), Pune, India, 3 September 2012
  28. Panel discussion on “Challenges of Network Surveillance and Forensics,” International Workshop on Digital Forensics & Incident Analysis (WDFIA), Crete, Greece, 6 – 8 June 2012
  29. Keynote speech on “Recent Development in Multimedia Forensics,” International Workshop on Digital Forensics & Incident Analysis (WDFIA), Crete, Greece, 6 – 8 June 2012
  30. Challenging commentator on "Spoofing and Anti-spoofing - a Socio-Legal Perspective,” TABULA RASA Workshop on Spoofing and Anti-spoofing: the Wider Human Context, Rome, 10-11 May, 2012
  31. Invited Talk on "Source Imaging Device Identification Using Noise Patterns," Department of Electronic & Computer Engineering, Brunel University, Uxbridge, UK, 6 March 2012
  32. Keynote speech on "Surveillance Camera Identification Using Noise Patterns," IEEE International Workshop on Multimedia Systems for Surveillance (in conjunction with IEEE AVSS 2011), Klagenfurt, Austria, 30th Aug 2011
  33. Short Course of 8 Lectures on "Digital Image and Video Forensics," Department of Electrical and Electronic Engineering, University of Cagliari, Italy, 15 - 30 May 2011
  34. Invited talk on “Image Forensics based on Sensor Pattern Noise and Random Field Inference," Department of Statics and Warwick Mathematics Institute, University of Warwick, UK, 5 November, 2010.
  35. Invited talk on "Image Forensics Using Sensor Pattern Noise," College of Information Science and Engineering, Northeastern University, China, 29 December, 2009.
  36. Invited talk on "Unsupervised Pattern Classification Using Markov Random Fields," College of Information Science and Engineering, Northeastern University, China, 28 December, 2009.
  37. Invited talk on "Image Forensics Using Sensor Pattern Noise," College of Software, Nankai University, China, 23 December, 2009.
  38. Invited Talk on Unsupervised Classification of Digital Images Using Enhanced Sensor Pattern Noise, The 8th International Workshop on Digital Watermarking (IWDW), Guildford, UK, 24-26 August 2009
  39. Invited talk on “Image Forensics based on Intrinsic Information – Source Device Identification,” National Defence University, Taoyuan, Taiwan, 16 April, 2009.
  40. Invited talk on “Image Forensics based on Intrinsic Information – Unsupervised image Classification,” National Defence University, Taoyuan, Taiwan, 16 April, 2009.
  41. Invited talk on "Camera Identification and Photograph Integrity Verification Using Sensor Pattern Noise," School of Computer and Communication, Hunan University, China, 24 August, 2008.
  42. Invited talk on "Unsupervised Pattern Classification Using Markov Random Fields," School of Computer and Communication, Hunan University, China, 23 August 2008.
  43. Keynote speech on "Unsupervised Pattern Classification Using Markov Random Fields," the 6th Congress of Hunan Computer Society, China, 20 August 2008.
  44. Invited talk on "Digital Watermarking," invited talk, Department of Computing, University of Surrey, UK, 24 October 2007.
  45. Invited talk on "Unsupervised Learning and Clustering Using Markov Random Fields," Digital Ecosystems and Business Intelligence Institute, School of Information Systems, Curtin University of Technology, Australia, 29 March 2007.
  46. Invited talk on "Multiresolution Genetic Clustering Algorithm for Texture Segmentation," US Naval Postgraduate School, Monterey, CA, USA, October 2001.
  47. Short course on "Military Applications of Digital Watermarking" for Advanced Communication Officer Programme at Information and Communication School of Taiwanese Army, May 2001.
  48. Invited talk on "Unsupervised Texture Segmentation Using Multiresolution Markov Random Fields," Department of Computer Science and Engineering, Yuan Ze University, Taiwan, 5 June, 2000.
  49. Invited talk on "Unsupervised Texture Segmentation Using Multiresolution Markov Random Fields," Industrial Technology Research Institute, Taiwan, April 1999.
  50. Invited talk on "Unsupervised Texture Segmentation Using Multiresolution Markov Random Fields," Institute of Information Science, Academia Sinica, Taiwan, April 1999.

Conference and Workshop Organisation

  1. Co-Chair of the 16th Australasian Data Mining Conference, Bathurst, NSW, Australia, 28-30 November 2018 (http://ausdm18.ausdm.org/)
  2. Co-Organiser of 7th IAPR International Workshop on Computational Forensics, 20 August, 2018, Beijing, China (http://iwcf2018.univ-lr.fr/ as a satellite event of the 24th IAPR International Conference on Pattern Recognition (ICPR 2018)
  3. Co-Challenge Chair of the 15th IEEE International Conference on Advanced Video and Signal-based Surveillance (AVSS), Auckland, New Zealand, 27-30 November 2018 (https://avss2018.org/)
  4. Co-Chair of Scientific Committee of the First International Workshop on Computational Document Forensics, Kyoto, Japan, 12 November 2017
  5. Co-Organiser of Special Session on Linking Biometrics with Forensic Science, the 2017 IAPR/IEEE International Joint Conference on Biometrics (IJCB), October 2017, Denver, USA
  6. General Chair of the Fifth International Workshop on Biometrics and Forensics, Coventry, UK, 4-5 April 2017
  7. Special Session Co-Organiser, Biometrics and Multimedia Forensics, IEEE International Conference on Biometrics: Theory, Applications, and Systems (BTAS), September 6th - 9th 2016
  8. Area Chair, IAPR/IEEE International Conference on Biometrics, Halmstad, Sweden, June 13-16, 2016
  9. Co-Chair of Programme Committee of the International Conference on Intelligent Information Hiding and Multimedia Signal Processing, Adelaide, Australia, September 23-25, 2015
  10. Area Chair, IAPR/ IEEE International Conference on Biometrics, Phuket, Thailand, May 19 - 22 2015
  11. Chair of the Track on Network Security and Privacy, the 17th International Conference on Network-Based Information Systems (NBiS), Salerno, Italy, 10 - 12 September 2014
  12. Co-Chair of the International Conference on Intelligent Information Hiding and Multimedia Signal Processing, Kitakyushu, Japan, August 27-29, 2014
  13. Co-Chair of Technical Programme Committee of the Second International Workshop on Biometrics and Forensics, Valletta, Malta, 27-28 March 2014,
  14. Advisory Board Member of The First International Workshop on Biometrics and Forensics, Lisbon, Portugal, 4-5 April 2013
  15. General Chair of the 14th ACM Workshop on Multimedia and Security, Coventry, UK, 6-7 September 2012
  16. Chair of Special Track on Security Technologies, the 8th Annual Collaboration, Electronic Messaging, Anti-Abuse and Spam Conference (CEAS), Perth, Australia, 1 - 2 September 2011
  17. Co-Chair of Special Session on Digital Forensics, IEEE International Symposium on Circuits and Systems (ISCAS) , Paris, France, 30 May - 2 June 2010.
  18. Chair of Technical Programme Committee, International Conference on Forensic Applications and Techniques in Telecommunications, Information and Multimedia, Adelaide, Australia, 19 - 21, January, 2009.
  19. Co-Chair of International Publicity Liaisons Committee, The 8th International Workshop on Digital Watermarking (IWDW 2009), Guildford, UK, 24 - 26 August, 2009.
  20. Co-Chair of Special Session on Multimedia Security and Forensics in conjunction with the 16th International Conference on Digital Signal Processing (DSP 2009), Santorini, Greece, 5 - 7 July, 2009.
  21. Co-Chair of Technical Programme Committee, International Workshop on Forensics for Future Generation Communication Environments (F2GC-08), Hainan Island, China, 13 ~ 15, December, 2008.
  22. Invited Session Chair, IEEE International Conference on Intelligent Information Hiding and Multimedia Signal Processing, Harbin, China, 15 - 17, August, 2008.
  23. Chair of Special Session on Signal Processing Techniques for Information Hiding and Protection, Inaugural IEEE International Conference on Digital Ecosystems and Technologies , Cairns, Australia, 21 - 23 February 2007.
  24. Chair of Technical Programme Committee, The First International Conference on Forensic Applications and Techniques in Telecommunications, Information and Multimedia, Adelaide, Australia, 21 - 24, January, 2008.
  25. Organiser and Chair of 2007 International Workshop on Data Hiding for Information and Multimedia Security , Manchester, United Kingdom, 29 - 31 August 2007.
  26. Area Chair, British Machine Vision Conference 2007 , Coventry, UK, 10 - 13 September 2007.
  27. Appointed member of the Technical Committee on Image Processing of The International Association of Science and Technology for Development (IASTED) . Term of appointment: 2004-2007.
  28. Track Chair for Security and Privacy in Digital Ecosystems, Inaugural IEEE International Conference on Digital Ecosystems and Technologies , Cairns, Australia, 21 - 23 February 2007.
  29. Organiser and Chair of Special Session on Signal Processing Techniques for Information Hiding and Protection, Inaugural IEEE International Conference on Digital Ecosystems and Technologies , Cairns, Australia, 21 - 23 February 2007.
  30. Session Chair The IASTED International Conference on Internet and Multimedia Systems and Applications (EuroIMSA 2005) , Grindelwald, Switzerland, February 21-23, 2005.
  31. Organiser of Workshop on Multiresolution Image Modeling and Its Applications , Taoyuan, Taiwan, March 1-4, 1999.

Conference / Workshop International Programme Committees

  1. The 14th International Workshop on Digital-Forensics and Watermarking (IWDW'15), Tokyo, Japan, 7 - 10 October 2015
  2. SPIE Conference on Media Watermarking, Security, and Forensics, San Francisco, USA, 8 - 12 February 2015
  3. IEEE International Conference on Image Processing (ICIP), Paris, France, 27 - 30 october 2014
  4. The 13th International Workshop on Digital-Forensics and Watermarking(IWDW'14), Taipei, Taiwan, 1 - 4 October 2014
  5. IEEE International Conference on Multimedia and Expo (ICME), Chengdu, China, 14-18 July 2014
  6. The 39th IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Florence, Italy, 4-9 May 2014
  7. SPIE Conference on Media Watermarking, Security, and Forensics, San Francisco, USA, 2 - 6 February 2014
  8. The 12th International Workshop on Digital-Forensics and Watermarking (IWDW'13), Auckland, New Zealand, 1 - 4 October 2013
  9. SPIE Conference on Media Watermarking, Security, and Forensics, San Francisco, USA, 3 - 7 February 2013
  10. IEEE International Workshop on Information Forensics and Security, Tenerife, Spain, 2-5 December, 2012
  11. The 11th International Workshop on Digital Watermarking (IWDW'12), Shanghai, China, 31 October - 3 November, 2012
  12. The 10th International Workshop on Digital-forensics and Watermarking (IWDW11), Atlantic City, New Jersey, USA, 23 - 26 October 2011
  13. The 3rd International ICST Conference on Digital Forensics & Cyber Crime (ICDF2C), Dublin, Ireland, 26 - 28 October, 2011
  14. IEEE International Workshop on Multimedia Systems for Surveillance, Klagenfurt, Austria, 30th August 2011
  15. The 5th International Conference On Genetic and Evolutionary Computing, Kinmen, Taiwan, 29 August - 1 September, 2011
  16. The 17th International Conference on Digital Signal Processing, Kofu, Greece, 6 - 8 July, 2011
  17. The 6th International Annual Workshop on Digital Forensics & Incident Analysis (WDFIA 2011), London, UK, 7-8 July 2011
  18. International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISAPP 2011), Algarve, Portugal, 5-7 march 2011
  19. The 8th IEEE/FTRA International Conference on Secure and Trust Computing (STA2011), Crete, Greece, 28 - 30 June, 2011
  20. The 9th International Workshop on Digital Watermarking (IWDW 2010), Seoul, Korea, 1-3 October, 2010
  21. The 3rd International Conference on BioMedical Engineering and Informatics (BME'10), Yantai, China, 16-18 October, 2010
  22. The 3rd International Congress on Image and Signal Processing (CISP'10), Yantai, China, 16-18 October, 2010
  23. The Fourth International Conference On Genetic and Evolutionary Computing, ShenZhen, China, 13 - 15 December, 2010
  24. IEEE International Conference on Intelligent Information Hiding and Multimedia Signal Processing, Darmstadt, Germany, 15 - 17 October, 2010
  25. The 2nd Annual World Congress of BioSoft (BioSoft 2010), Dalian China, 23-25 June 2010
  26. The 8th ACS/IEEE International Conference on Computer Systems and Applications (AICCSA-2010), Hammamet, Tunisia, 16 - 19 May 2010
  27. The 5th International Annual Workshop on Digital Forensics & Incident Analysis (WDFIA 2010), Port Elizabeth, South Africa, 17 - 18 May, 2010
  28. International Symposium on CompIMAGE 2010, Buffalo, NY, USA, 5 - 7 May, 2010
  29. IEEE Symposium on Computational Intelligence for Image Processing (CIIP), Nashville, Tennessee, USA, 30 March - 2 April, 2009
  30. The 8th International Workshop on Digital Watermarking (IWDW 2009), Guildford, UK, 24 - 26 August, 2009
  31. ISIBM International Joint Conferences on Bioinformatics, Systems Biology and Intelligent Computing (IJCBS), Shanghai, China, 3 - 6, August 2009
  32. IEEE International Conference on Intelligent Information Hiding and Multimedia Signal Processing, Kyoto, Japan, 12 - 14, September 2009
  33. The 4th International Annual Workshop on Digital Forensics & Incident Analysis (WDFIA 2009), Athens, Greece, 25 - 26 June, 2009
  34. The 7th ACS/IEEE International Conference on Computer Systems and Applications (AICCSA-2009), Rabat, Morocco, May 2009
  35. The First International Conference on Imaging Theory and Applications (IMAGAPP) (IMAGAPP09), Lisboa, Portugal, 5 - 8, Fabruary 2009
  36. Special Track â£áœComputational Bioimaging and Visualizationâ£á�, International Symposium on Visual Computing (ISVC08), Las Vegas, Nevada, USA, 1-3, December 2008
  37. The 7th International Workshop on Digital Watermarking (IWDW 2008), Busan, Korea, 10 - 12 November, 2008
  38. The 3rd International Annual Workshop on Digital Forensics & Incident Analysis, Malaga, Spain, 9th October 2008
  39. IEEE International Conference on Intelligent Information Hiding and Multimedia Signal Processing, Harbin, China, Aug. 15 - 17, 2008
  40. The IASTED International Conference on Internet & Multimedia Systems and Applications (IMSA 2008) , Kailua-Kona, Hawaii, USA, August 18 - 20, 2008
  41. The 10th IASTED International Conference on Computer Graphics and Imaging (CGIM 2008), Innsbruck, Austria, February 13 - 15, 2008
  42. The IASTED International Conference on Internet and Multimedia Systems and Applications (EuroIMSA 2008) , Innsbruck, Austria, February 17 - 19, 2008
  43. IEEE International Conference on Intelligent Information Hiding and Multimedia Signal Processing, Kaohsiung, Taiwan, Nov. 26 - 28, 2007
  44. 2007 International Workshop on Information Hiding and Digital Watermarking , Moncton, New Brunswick, Canada, July 30 - August 2, 2007
  45. IEEE Symposium on Computational Intelligence in Image and Signal Processing (CIISP 2007), Hawaii, USA, April 1-5, 2007
  46. The First Eccomas Thematic Conference on Computational Vision and Medical Image Processing, Porto, Portugal, 17 - 19 October, 2007
  47. The IASTED International Conference on Internet & Multimedia Systems and Applications (IMSA 2007) , Honolulu, Hawaii, USA, August 20-22, 2007
  48. The IASTED International Conference on Internet and Multimedia Systems and Applications (EuroIMSA 2007) , Chamonix, France, March 14-16, 2007
  49. The 9th IASTED International Conference on Computer Graphics and Imaging (CGIM 2007), Innsbruck, Austria, February 13-15, 2007
  50. IEEE International Conference on Intelligent Information Hiding and Multimedia Signal Processing, Pasadena, California, USA, Dec. 18 - 20, 2006
  51. The First IEEE International Conference on Digital Information Management (ICDIM) , Bangalore, India, December 06-08, 2006
  52. The IASTED International Conference on Internet & Multimedia Systems and Applications (IMSA 2006) , Honolulu, Hawaii, USA, August 14-16, 2006
  53. The IASTED International Conference on Internet and Multimedia Systems and Applications (EuroIMSA 2006) , Innsbruck, Austria, February 13-15, 2006
  54. The 8th IASTED International Conference on Computer Graphics and Imaging (CGIM 2005), Honolulu, Hawaii, USA, August 15-17, 2005
  55. The IASTED International Conference on Internet & Multimedia Systems and Applications (IMSA 2005) , Honolulu, Hawaii, USA, August 15-17, 2005
  56. The IASTED International Conference on Internet and Multimedia Systems and Applications (EuroIMSA 2005) , Grindelwald, Switzerland, February 21-23, 2005
  57. The 10th National Conf. on Science and Technology of National Defense, Taiwan, 2001

Referee Activities

I am a regular reviewer of the following journals:

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