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Dr Douglas Chai

Senior Lecturer

Contact Information Telephone: (61 8) 6304 5874, Email:, Campus: Joondalup, Room: JO5.225
Staff Member Details
Telephone: (61 8)  6304 5874  
Campus: Joondalup  
Room: JO5.225  


Douglas is a Senior Lecturer in Engineering within the School of Engineering.

Staff Qualifications

  • PhD, The University of Western Australia .


Recent Research Grants

  • A Skin Detection Micro-Sensor for Face Identification using Color and Stereo Information,  Australian Research Council,  Grant - Discovery,  2004 - 2006,  $4,384.
  • Advanced Capture, Analysis and Compression of Facial Images,  Australian Research Council,  Grant - Discovery,  2003 - 2006,  $213,462.
  • Visual information processing,  Edith Cowan University,  Scholarship - Post Doctoral,  1999 - 2003,  $99,000.

Recent Publications (within the last five years)


  • Kato, H., Tan, A., Chai, D., (2010), Barcodes for mobile devices., 268, New York, United States.

Book Chapters

  • Tan, A., Ong, S., Chai, D., (2010), Modelling of camera phone capture channel for JPEG colour barcode images. Communications in Computer and Information Science, 1, 61(1), 259-266, The Netherlands, DOI: 10.1007/978-3-642-10546-3.

Journal Articles

  • Tan, KT., Chai, D., Kato, H., Ong, S., (2012), Designing a color barcode for mobile applications. IEEE Pervasive Computing, 11(2), 50-55, United States, DOI: 10.1109/MPRV.2010.67.
  • Tan, A., Chai, D., Kato, H., Ong, S., (2010), A color 2D-barcode for mobile applications: design tips. IEEE Pervasive Computing, PP(99), 1p., Piscataway, N.J., DOI: 10.1109/MPRV.2010.67.

Conference Publications

  • Tan, A., Chai, D., (2012), Improving mobile color 2D-barcode JPEG image readability using DCT coefficient distributions. Proceedings of the 2012 International Conference on Audio Language and Image Processing, 123-128, China, DOI: 10.1109/ICALIP.2012.6376598.
  • Ong, S., Chai, D., Rassau, A., (2011), Adaptive use of thresholding and multiple colour space representation to improve classification of MMCC barcode. 2011 IEEE International Conference on Multimedia and Expo (ICME), 1-6, Piscataway, NJ, USA, DOI: 10.1109/ICME.2011.6011862.
  • Ong, S., Chai, D., Rassau, A., (2011), A robust mobile business card reader using MMCC barcode. 2011 IEEE Symposium on Computers and Informatics (ISCI), 656-661, Piscataway, N. J., DOI: 10.1109/ISCI.2011.5958994.
  • Ong, S., Chai, D., Rassau, A., (2010), The use of alignment cells in MMCC barcode. Communications and Information Technologies (ISCIT), 2010 International Symposium on, 640-645, Piscataway, N. J., DOI: 10.1109/ISCIT.2010.5665067.
  • Tan, KT., Chai, D., (2010), JPEG compression of monochrome 2D-barcode images using DCT coefficient distributions. Image Processing (ICIP), 2010 17th IEEE International Conference on, 2169-2172, Piscataway, N. J., DOI: 10.1109/ICIP.2010.5651337.
  • Tan, A., Chai, D., (2010), A new perspective on first read rate of 2D barcodes in mobile applications. The 6th IEEE International Conference on Wireless, Mobile and Ubiquitous Technologies in Education (WMUTE 2010), 192-194, Piscataway, N. J., DOI: 10.1109/WMUTE.2010.45.

Research Student Supervision

Principal Supervisor

  • Doctor of Philosophy,  A High Data Capacity Barcode For Mobile Phones.
  • Doctor of Philosophy,  Adaptive Optics Aberrormeter And Wavefront Corrector Using A Twisted-nematic Liquid-crystal On Silicon Chip.

Co-principal Supervisor

  • Doctor of Philosophy,  Design And Analysis Of High Speed Optical Correlators For Multiwavelength Optical Header Recognition And Optical Code Division Multiple Access.

Associate Supervisor

  • Doctor of Philosophy,  2d Barcodes For Mobile Devices..
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