Professor

 Brief Biography

Kar-Ann Toh received the Ph.D. degree from Nanyang Technological University (NTU), Singapore. He then worked for two years in the aerospace industry, prior to his postdoctoral appointments at research centers in NTU, from 1998 to 2002. He was with the Institute for Infocomm Research, Singapore, from 2002 to 2005. He is a full Professor with the School of Electrical and Electronic Engineering, Yonsei University, South Korea. His research interests include biometrics, pattern classification, machine learning, optimization, and neural networks. Besides being active in publication, he has served as a member of advisory board and technical program committee for international conferences related to biometrics and artificial intelligence. He has served as an Associate Editor for the IEEE Transactions on Information Forensics and Security from 2013 to 2016, the Pattern Recognition Letters from 2011 to 2021, and the Journal of The Franklin Institute from 2018 to 2020. He is currently an Associate Editor of the IEEE Transactions on Biometrics, Behavior, and Identity Science, and an Editorial Board Member of IET Biometrics.

Professional Activities

 (last-modified: 18 Mar 2022)

    - Senior Member of IEEE (since 2003).

    - Editorial: 

• Associate Editor, IEEE Transactions on Biometrics, Behavior and Identity Science (Nov 2018 - present)

• Editorial Board Member, IET Biometrics (March 2012 - present)

• Associate Editor, IEEE Transactions on Information Forensics and Security (2013 - 2016)

• Associate Editor, Journal of The Franklin Institute: Engineering and Applied Mathematics (Jan 2018 - Jan 2020)

• Associate Editor, Pattern Recognition Letters, Elsevier (March 2011 - September 2021)

• Editorial Board of IEEE Biometrics Council Newsletter (2013 - 2015)

• Guest editorial:

  • Jiankun Hu, Vijayakumar Bhagavatula, Mohammed Bennamoun and Kar-Ann Toh, Special Issue on Biometric Security for Mobile Computing, Security and Communication Networks Journal, John Wiley, 2011.

  • Guang-Bin Huang, Erik Cambria, Kar-Ann Toh, Bernard Widrow, Zongben Xu, Special Issue on New Trends of Learning in Computational Intelligence, IEEE Computational Intelligence Magazine, 2015.

• Book editorial:

  • Haizhou Li, Kar-Ann Toh, and Liyuan Li, Advanced Topics in Biometrics, World Scientific Publishing Co. Pte. Ltd., 2011.

  • Fuchen Sun, Kar-Ann Toh, Manuel Grana Romay and Kezhi Mao, Extreme Learning Machines 2013: Algorithms and Applications, Springer, Mar 5, 2014.

    - International Advisory Board:

• The 5th IAPR/IEEE International Conference on Biometrics, Mar 30-Apr01, 2012, New Delhi, India, (ICB'12)

• International Joint Conference on Biometrics, October 2011, Washington DC, USA, (IJCB'11)

• IEEE International Conference on Signal and Image Processing Applications, November 2011, Kuala Lumpur, Malaysia, (ICSIPA'11)

• IEEE International Conference on Signal and Image Processing Applications, November 2009, Kuala Lumpur, Malaysia, (ICSIPA'09)

    - Awards: 

• Best Paper Award, for the paper "Learning from the Kernel and the Range Space" which was presented in the 17th IEEE/ACIS International Conference on Computer and Information Science, 2018.

• Outstanding Teaching Award for 2021 academic year, School of EEE Yonsei University.

• Outstanding Teaching Award for 2014 academic year, School of EEE Yonsei University.

• Outstanding Teaching Award for 2013 academic year, School of EEE Yonsei University.

    - Conference Committee:

• International Joint Conference on Biometrics (IJCB 2022), October 10-13, 2022, Abu Dhabi, United Arab Emirates (https://ijcb2022.org/).

• 14th International Conference on Knowledge Discovery and Information Retrieval, October 25-27, 2022 (KDIR), Valletta, Malta (https://kdir.scitevents.org/Home.aspx)

• Track Chair of Signal Processing, 15th International Conference on Industrial Electronics and Applications, 16--19 December 2022, Chengdu, China (ICIEA 2022)

• 35th AAAI Conference on Artificial Intelligence (AAAI 2021) February 2-9, 2021, Virtual\\ (https://aaai.org/Conferences/AAAI-21/)

• 2021 IEEE International Conference on Image Processing (ICIP 2021) September 19-22, 2021, Anchorage, Alaska, USA (https://www.2021.ieeeicip.org/www.2021.ieeeicip.org/index.html)

• IEEE International Symposium on Circuits and Systems (ISCAS 2021), May 23-26, 2021, On-Site \& Virtual, Daegu, Korea (https://iscas2021.org/)

• Kar-Ann Toh, Track Chair of Signal Processing, 15th International Conference on Industrial Electronics and Applications, 21–25 June 2020, Kristiansand, Norway (ICIEA 2020)

• Kar-Ann Toh, Track Chair of Signal Processing, 14th International Conference on Industrial Electronics and Applications, 19–21 June 2019, Xi’an, China (ICIEA 2019)

• Kar-Ann Toh, Area Chair, The 11th IAPR International Conference on Biometrics (ICB 2018), February 20 - 23, 2018, Madrid, Queensland, Australia (http://icb2018.org/) (one of major conferences in biometrics.)

• Kar-Ann Toh, Track Chair of Signal Processing, 13th International Conference on Industrial Electronics and Applications, 31 May–2 June 2018, Wuhan, China (ICIEA 2018)

• Kar-Ann Toh, Track Chair of Signal and Information Processing, 12th International Conference on Industrial Electronics and Applications, 18-20 June 2017, Siem Reap, Cambodia (ICIEA 2017)

• Kar-Ann Toh, Area Chair, IEEE Eighth International Conference on Biometrics: Theory, Applications and Systems, 6-9 September 2016, Niagara Falls, USA (BTAS 2016). (one of major conferences in biometrics.)

• Kar-Ann Toh, Track Chair of Signal Processing, 11th International Conference on Industrial Electronics and Applications, 5-7 June 2016, Hefei, China, (ICIEA 2016)

• Kar-Ann Toh and Michele Nappi, Publication Co-Chair, The 8th IAPR International Conference on Biometrics (ICB 2015), May 19 - 22, 2015 Phuket, Thailand (http://http://icb2015.org/) (one of major conferences in biometrics.) 

• Kar-Ann Toh, Track Chair of Signal Processing, 10th International Conference on Industrial Electronics and Applications, 15-17 June 2015, Auckland, New Zealand (ICIEA 2015)

• Kar-Ann Toh, Area Chair, International Joint Conference on Biometrics, September 29 - October 2, 2014, Florida, USA (IJCB’14) (http://www.ijcb2014.org/) (a major conference in biometrics.)

• Kar-Ann Toh, Area Chair, The 6th IAPR International Conference on Biometrics (ICB 2013), June 4 - 7, 2013 Madrid, Spain (http://atvs.ii.uam.es/icb2013/) (one of major conferences in biometrics.)

• Dong Sun, Yiguang Hong, Stan Li, and Kar-Ann Toh, Program Co-Chairs, The 12th International Conference on Control, Automation, Robotics and Vision, December 2012, Shenzhen, China (ICARCV 2012) Call for Papers

• Andrew Teoh, Pong C. Yuen, Jiankun Hu, Jaihie Kim and Kar-Ann Toh, ICIEA Invited Session on Computer Vision and Pattern Recognition, Seventh International Conference on Industrial Electronics and Applications, 18-20 July 2012, Singapore (ICIEA 2012) Call for Papers

• Kar-Ann Toh, Track Chair of Signal Processing, Seventh International Conference on Industrial Electronics and Applications, 18-20 July 2012, Singapore (ICIEA 2012) Call for Papers

• Andrew Teoh, Kwanghoon Sohn, Jiankun Hu, Arun Ross, and Kar-Ann Toh, ICIEA Invited Session on Biometrics and Pattern Recognition, 21-23 June 2011, Beijing, China (ICIEA 2011)

• Kar-Ann Toh, Track Chair of Signal Processing, Sixth International Conference on Industrial Electronics and Applications, 21-23 June 2011, Beijing, China (ICIEA 2011)

• Arun Ross, Kar-Ann Toh and Sudeep Sarkar, Program chairs, IEEE Fourth International Conference on Biometrics: Theory, Applications and Systems (BTAS 2010), 27-29 September 2010, Washington DC, USA (BTAS 2010)

• Kar-Ann Toh, Jiankun Hu and Andrew Teoh, ICIEA Invited Session on Biometrics, 15-17 June 2010, Taichung, Taiwan (ICIEA 2010)

• Kar-Ann Toh, Kwanghoon Sohn and Sangyoun Lee, Special Session on Vision, Recognition and Biometrics, IEEE TENCON 2009, 23-26 November 2009, Singapore (TENCON 2009)

• Kar-Ann Toh, Track Chair of Signal Processing, Fifth International Conference on Industrial Electronics and Applications, 15-17 June 2010, Taichung, Taiwan (ICIEA 2010)

• Kar-Ann Toh, Andrew Teoh and Kwanghoon Sohn, ICIEA Invited Session on Pattern Analysis and Biometrics, 25-27 May 2009, Xi’an, China (ICIEA 2009)

• Kar-Ann Toh, Track Chair of Signal Processing, Fourth International Conference on Industrial Electronics and Applications, 25-27 May 2009, Xi’an, China (ICIEA 2009)

• Kar-Ann Toh, Technical Track Chair, The Tenth International Conference on Control, Automation, Robotics and Vision, 17-20 December 2008, Hanoi, Vietnam (ICARCV 2008)

• Kar-Ann Toh, Zujun Hou and Andrew Teoh, ICIEA Invited Session on Pattern Analysis and Biometrics, 3-5 June 2008, Singapore (ICIEA 2008)

• Kar-Ann Toh, Track Chair of Signal Processing, Third International Conference on Industrial Electronics and Applications 3-5 June 2008, Singapore (ICIEA 2008)

• Kar-Ann Toh, Track Chair, IEEE International Conferences on Cybernetics & Intelligent Systems (CIS) and Robotics, Automation & Mechatronics (RAM), 3-6 June, 2008, Chengdu, China (CIS-RAM 2008) Call for papers

• Kar-Ann Toh, and Andrew B. J. Teoh, Chair/Vice Chair of ISATC Outreach Task Force 2007-2008, IEEE Computational Intelligence Society.

• Kar-Ann Toh, Sangyoun Lee, and Jaihie Kim, ICIEA Invited Session on Biometrics, Fusion and Pattern Recognition, 23-25 May, 2007, Harbin, China (ICIEA 2007)

• Kar-Ann Toh, Technical Track Chair, The Ninth International Conference on Control, Automation, Robotics and Vision, 5-8 December 2006, Singapore (ICARCV 2006)

• Kar-Ann Toh and Ke Chen, ICIEA Invited Session on Pattern Analysis and Biometrics, 24-26 May, 2006, Singapore (ICIEA 2006)

• Ke Chen, Kar-Ann Toh and Peter Tino, Special Session on Natural Computation for Temporal Data Processing, 16-21, July 2006, Vancouver, Canada (WCCI’06-IJCNN’2006)

• 12th International Conference on Knowledge Discovery and Information Retrieval, November 2-4, 2020 (KDIR) in Budapest, Hungary (http://www.kdir.ic3k.org/)

•  11th International Conference on Knowledge Discovery and Information Retrieval, September 17-19, 2019 (KDIR) in Vienna, Austria (http://www.kdir.ic3k.org/?y=2019)

•  The 9th Pacific-Rim Symposium on Image and Video Technology (PSIVT 2019), 18-22 November 2019, Sydney, Australia (http://www.psivt.org/psivt2019/)

•  The 5th Asian Conference on Pattern Recognition (ACPR 2019), 26-29 November 2019, Auckland, New Zealand (https://www.acpr2019.org/cfp.html)

• Joint IAPR International Workshops on Statistical Techniques in Pattern Recognition (SPR 2018) and Structural and Syntactic Pattern Recognition (SSPR), S+SSPR, Beijing, China (http://ssspr2018.buaa.edu.cn/).

• International Conference on Pattern Recognition, August 20-24, 2018 (ICPR) in Beijing, China (http://www.icpr2018.org)

• The 7th International Conference on Intelligent and Advanced Systems, 2018 (ICIAS), Kuala Lumpur, Malaysia (http://estcon.utp.edu.my/icias/)

• The 10th International Conference on Knowledge Discovery and Information Retrieval, September 18-20, 2018 (KDIR) in Seville, Spain (http://www.kdir.ic3k.org)

• The 4th IEEE International Conference on Identity, Security and Behavior Analysis, January 10-12, 2018 (ISBA) in Singapore (http://www3.ntu.edu.sg/conference/ISBA2018/home.htm)

• International Conference on Knowledge Discovery and Information Retrieval (KDIR’17), Funchal, Madeira, Portugal, 1-3 November 2017 (http://www.kdir.ic3k.org/)

• The Visual Communications and Image Processing (VCIP) 2017, December 10-13, 2017 in St. Petersburg, FL, USA. (http://www.vcip2017.org/)

• The UND-SCIEI International Conference on Cyber-Security in Aviation, Computer Science, and Electrical Engineering North Dakota, Grand Forks, USA 21-23 September 2017. (http://iccs2017.und.edu/)

• The 4th Asian Conference on Pattern Recognition 26-29 November 2017, Nanjing, China (http://acpr2017.njust.edu.cn/committees/list.htm)

• The 9th IAPR International Conference on Biometrics 13-16 June 2016, Halmstad, Sweden (ICB 2016) (one of major conferences in biometrics.) (http://icb2016.hh.se/)

• International Conference on Knowledge Discovery and Information Retrieval (KDIR’17), Porto, Portugal, 9-11 November 2016 (http://www.kdir.ic3k.org/)

• Visual Communication and Image Processing 27-30 Nov 2016, Chengdu, China (VCIP 2016) (http://vcip2016.org/)

• The 14th International Conference on Control, Automation, Robotics and Vision, 13-15 November 2016, Phuket, Thailand (ICARCV 2016) (http://icarcv.org/2016/home.asp)

• IEEE International Conference on Identity, Security and Behavior Analysis (ISBA’16), 29 Feb - 2 Mar 2016, Sendai, Japan (http://www.ieee-isba2016.org/)

• IEEE Seventh International Conference on Biometrics: Theory, Applications and Systems, 8-11 September 2015, Arlington, Virginia, Washington DC, USA (BTAS 2015). (one of major conferences in biometrics.)

• International Conference on Knowledge Discovery and Information Retrieval (KDIR’15), Lisbon, Portugal, 12-14 November 2015 (http://www.kdir.ic3k.org/)

• SPIE Defense + Security 2015, Maryland, United States, 20-24 April 2015 (http://spie.org/DEF/conferencedetails/biometric-surveillance-human-activity-identification)

• International Conference on Identity, Security and Behavior Analysis (ISBA), Hong Kong, 23-25 March 2015 (http://www.isba2015.org/program.html)

• The 3rd International Workshop on Intelligent Mobile & Egocentric Vision (IMEV 2014) in conjunction with ACCV 2014, November 2nd, 2014, Singapore (http://mml.citi.sinica.edu.tw/IMEV2014/home.htm)

• International Conference on Knowledge Discovery and Information Retrieval (KDIR’14), 14-16 October 2014, Rome, Italy  (http://www.kdir.ic3k.org/)

• International Workshop on Cognitive Computing and Applications (IWCA), Delhi, India, 24-27 September 2014 (http://icacci-conference.org/website/COGNITIVE2014)

• IEEE International Conference on Multimedia & Expo (ICME), Chengdu, China, 14-18 July 2014

• International Conference on Intelligent Sensors, Sensor Networks and Information Processing (ISSNIP), Singapore, 21-24 April 2014 (http://issnip2014.i2r.a-star.edu.sg/)

• The 5th International Conference on Intelligent and Advanced Systems (ICIAS), Kuala Lumpur, Malaysia, 03-05 June 2014 (http://www.utp.edu.my/icias2014/)

• International Conference on Electronics, Information and Communication (ICEIC), Kota Kinabalu, Malaysia, 15-18 January 2014 (http://www.iceic2014.org/)

• International Conference on Knowledge Discovery and Information Retrieval (KDIR’13), 19-22 September 2013, Vilamoura, Algarve, Portugal  (http://www.kdir.ic3k.org/?y=2013)

• The 21st International Conference on Pattern Recognition, 11-15 November 2012, Tsukuba Science City, Japan (ICPR 2012)

• International Conference on Knowledge Discovery and Information Retrieval, 4-7 October 2012, Barcelona Spain (KDIR'12)

• The IEEE Fifth International Conference on Biometrics: Theory, Applications and Systems (BTAS 2012), 23-27 September 2012, Washington DC, USA (BTAS 2012)

• The 5th IAPR/IEEE International Conference on Biometrics, Mar 30-Apr01, 2012, New Delhi, India, (ICB'12)

• The 6th International Conference on Multimedia and Ubiquitous Engineering, 10-13 July 2012, Leganes, Mandrid, Spain (MUE'12)

• International Conference on Knowledge Discovery and Information Retrieval, 26-29 October 2011, Paris France, (KDIR'11)

• First Asian Conference on Pattern Recognition, 28-30 November 2011, Beijing, China (ACPR'11)

• International Joint Conference on Biometrics, 11-13 October 2011, Washington DC, USA, (IJCB'11)

• The 7th International Conference on Natural Computation (ICNC’11), and the 8th International Conference on Fuzzy Systems and Knowledge Discovery (FSKD’11), ), 26-28 July 2011, Shanghai, China (ICNC’11-FSKD’11)

• The 8th edition of the SPIE Biometrics Technology for Human Identification, Part of program track on Defense, Homeland Security, and Law Enforcement , Orlando, FL, USA, 25-29 April 2011 (SPIE DS108)

• The 11th International Conference on Control, Automation, Robotics and Vision, 7-10 December 2010, Singapore (ICARCV 2010) Call for Papers

• International Conference on Knowledge Discovery and Information Retrieval, 25-28 October 2010, Valencia, Spain (KDIR 2010)

• The 20th International Conference on Pattern Recognition, 23-26 August 2010, Istanbul, Turkey (ICPR 2010) Call for Papers

• IEEE International Conferences on Cybernetics & Intelligent Systems (CIS) and Robotics, Automation & Mechatronics (RAM), 7-9 June, 2010, Singapore (CIS-RAM 2010) Call for papers

• The 6th International Conference on Natural Computation (ICNC’10), and the 7th International Conference on Fuzzy Systems and Knowledge Discovery (FSKD’10), ), 10-12 August 2010, Yantai, China (ICNC’10-FSKD’10) Call for papers

• The 7th edition of the SPIE Biometric Technology for Human Identification VII, Part of program track on Defense, Homeland Security, and Law Enforcement , Orlando, FL, USA, 05-06 April 2010 (SPIE DS108)

• Joint COST 2101 & 2102 International Conference on Biometric ID Management and Multimedia Communication, Madrid, Spain, 16-18 September 2009 (BioID_MultiComm’09).

• IEEE TENCON 2009, 23-26 November 2009, Singapore (TENCON 2009)

• International Conference on Knowledge Discovery and Information Retrieval, 6-8 October 2009, Madeira, Portugal (KDIR 2009)

• The Fifth International Conference on Natural Computation (ICNC’09), and the Sixth International Conference on Fuzzy Systems and Knowledge Discovery (FSKD’09), ), 14-16 August 2009, Tianjin, China (ICNC’09-FSKD’09) Call for papers

• The 6th edition of the SPIE Biometric Technology for Human Identification VI, Part of program track on Defense, Homeland Security, and Law Enforcement , Orlando, FL, USA, 13-17 April 2009 (SPIE DS108)

• 2009 IEEE Workshop on Computational Intelligence in Aerospace Applications, 30March-2April 2009, Nashville, TN, USA (IEEE CIAA 2009 in IEEE SSCI 2009)

• Intelligent Systems Applications TC 2008-2009, IEEE Computational Intelligence Society (IEEE ISATC).

• Intelligent Systems Applications TC 2007-2008, IEEE Computational Intelligence Society (IEEE ISATC).

• International Symposium on Intelligent Signal Processing and Communications Systems, 28 November - 1 December 2007, Xiamen, China (ISPACS 2007) Call for Papers

• IEEE Congress on Evolutionary Computation (CEC), 25-28 September 2007, Singapore (CEC 2007) Call for papers

• The Third International Conference on Natural Computation (ICNC’07), and the Fourth International Conference on Fuzzy Systems and Knowledge Discovery (FSKD’07), ), 24-27 August 2007, Haikou, China (ICNC’07-FSKD’07) Call for papers

• IEEE International Conferences on Cybernetics & Intelligent Systems (CIS) and Robotics, Automation & Mechatronics (RAM), 7-9 June, 2006, Bangkok, Thailand (CIS-RAM 2006) Call for papers

• The Second International Conference on Natural Computation (ICNC’06), and the Third International Conference on Fuzzy Systems and Knowledge Discovery (FSKD’06), ), 24-27 September 2006, Xi'an, China (ICNC’06-FSKD’06) Call for papers

• International Conference on Biometrics, 5-7 January 2006, Hong Kong (ICB 2006) Call for Papers

• The 5th International Conference on Audio- and Video-based Biometric Person Authentication, 20-22 July 2005, New York, USA (AVBPA 2005) Call for Papers

• The 3rd International Conference on Computational Intelligence, Robotics and Autonomous Systems, 13-16 December 2005, Singapore (CIRAS 2005) Call for Papers

• International Symposium on Intelligent Signal Processing and Communications Systems, 13-16 December 2005, Hong Kong (ISPACS 2005) Call for Papers

• International Conference on Natural Computation, 27-29 August 2005, Changsha, Hunan, China (ICNC 2005) Call for Papers

• The 11th International Conference on Neural Information Processing, 22-25 November 2004, Calcutta, India (ICONIP 2004)

    - Reviewer of international journals:

• IEEE Trans. on Pattern Analysis and Machine Intelligence

• IEEE Trans. on Information Forensics and Security

• IEEE Trans. on Signal Processing

• IEEE Trans. on Image Processing

• IEEE Trans. on Neural Networks and Learning Systems

• IEEE Trans. on Knowledge and Data Engineering

• IEEE Trans. on Automation Science and Engineering

• IEEE Trans. on Audio, Speech and Language Processing

• IEEE Trans. on Circuits and Systems, Part I.

• IEEE Trans. on Circuits and Systems, Part II.

• IEEE Trans. on Biomedical Engineering.

• IEEE Trans. on Systems, Man and Cybernetics - Part B.

• IEEE Trans. on Systems, Man and Cybernetics - Part C.

• IEEE Trans. on Industrial Informatics.

• IEEE Computing in Science and Engineering Magazine

• IEEE Intelligent Systems

• IEEE Systems Journal

• IET Computer Vision

• Information Sciences

• Pattern Recognition

• Neurocomputing

• Pattern Recognition Letters.

• Computer Vision and Image Understanding

• EURASIP Journal on Applied Signal Processing.

• The Computer Journal

• Neural Information Processing - Letters and Reviews.

• International Journal of Imaging Systems and Technology

• International Journal of Information Technology.

• Journal of Network and Computer Applications

• Security and Communication Networks Journal

• The Journal of Systems and Software

• KSII Transactions on Internet and Information Systems

• IETE Technical Review

• ETRI Journal

• IET Biometrics

• Computing

    - Reviewer of international conferences:

• International Joint Conference on Neural Networks, 14-19 June 2009, Atlanta, GA, USA (IJCNN 2009)

• International Conference on Biometrics, 2-5 June 2009, University of Sassari, Italy (ICB 2009)

• IEEE International Conference on Automation and Logistics, 1-3 September 2008, Qingdao, China (IEEE-ICAL 2008)

• International Conference on Biometrics, 27-29 August 2007, Seoul, Korea (ICB 2007)

• International Joint Conference on Neural Networks, 12-17 August 2007, Orlando, Florida, USA (IJCNN 2007)

• The Second International Conference on Industrial Electronics and Applications, 23-25 May, 2007, Harbin, China (ICIEA 2007)

• International Conference on Natural Computation (ICNC’06), and the Third International Conference on Fuzzy Systems and Knowledge Discovery (FSKD’06), ), 24-27 September 2006, Xi'an, China (ICNC’06-FSKD’06)

• International Conferences on Cybernetics & Intelligent Systems (CIS) and Robotics, Automation & Mechatronics (RAM), 7-9 June 2006, Bangkok, Thailand (CIS-RAM 2006)

• First International Conference on Industrial Electronics and Applications, 24-26 May, 2006, Singapore (ICIEA 2006)

• International Conference on Biometrics, 5-7 January 2006, Hong Kong (ICB’2006)

• International Conference on Computational Intelligence, Robotics and Autonomous Systems, 13-16 December 2005, Singapore (CIRAS 2005)

• International Symposium on Intelligent Signal Processing and Communications Systems, 13-16 December 2005, Hong Kong (ISPACS 2005)

• International workshop on multimedia signal processing, November 2005, Shanghai, China (MMSP 2005)

• International Conference on Natural Computation, 27-29 August 2005, Changsha, Hunan, China (ICNC 2005)

• International Conference on Audio- and Video-based Biometric Person Authentication, 20-22 July 2005, New York, USA (AVBPA 2005)

• International Conference on Biometric Authentication, 15-17 July 2004, Hong Kong (ICBA’2004)

• International Conference on Neural Information Processing, 22-25 November 2004, Calcutta, India (ICONIP’2004)

• International Symposium on Intelligent Multimedia, Video and Speech Processing, 20-22 October 2004, Hong Kong (ISIMP’2004)

• International Conference on Automation, Robotics and Computer Vision (ICARCV’2000, ICARCV'2002, ICARCV’2004, ICARCV2006, and ICARCV 2008)