Dr Douglas Chai

Senior Lecturer

Telephone: (61 8)  6304 5874  
Email: d.chai@ecu.edu.au   
Campus: Joondalup  
Room: JO5.225  

 

Staff Qualifications

  • PhD, The University of Western Australia .

Research

Recent Research Grants

  • Advanced Capture, Analysis and Compression of Facial Images,  Australian Research Council,  Grant - Discovery,  2005,  $71,502.
  • A Skin Detection Micro-Sensor for Face Identification using Color and Stereo Information,  Australian Research Council,  Grant - Discovery,  2004,  $27,777.
  • Advanced Capture, Analysis and Compression of Facial Images,  Australian Research Council,  Grant - Discovery,  2004,  $70,031.

Recent Publications (within the last five years)

Books

  • 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, 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.
  • Eng, S., Reinholz, F., Chai, D., (2009), A high-resolution wavefront compensating system using a liquid-crystal on silicon chip. Microwave and Optical Technology Letters, 51(12), 2979-2985, DOI: 10.1002/mop.
  • Eng, S., Reinholz, F., Chai, D., (2009), Twisted-nematic liquid-crystal-on-silicon adaptive optics aberrometer and wavefront corrector. Journal of Biomedical Optics, 14(4), 044014, United States.
  • Tan, A., Ong, S., Chai, D., (2009), JPEG color barcode images analysis: a camera phone capture channel model with auto-focus. International Journal of Signal Processing, Image Processing and Pattern Recognition, 2(4), 39-47, Republic of Korea.

Conference Publications

  • Ong, S., Chai, D., Rassau, A., (2011), Adaptive use of thresholding and multiple colour space representation to improve classification of MMCC barcode., 1-6, 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.
  • 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.
  • 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.
  • 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.
  • Kato, H., Tan, A., Chai, D., (2009), Novel colour selection scheme for 2D barcode. International Symposium on Intelligent Signal Processing and Communication Systems, 2009. ISPACS 2009., 529-532, Piscataway, NJ., DOI: 10.1109/ISPACS.2009.5383786.
  • Ong, S., Chai, D., Tan, A., (2009), Performance of mobile camera on colour 2D barcode. International Symposium on Intelligent Signal Processing and Communication Systems, 2009. ISPACS 2009., 497-500, Piscataway, NJ., DOI: 10.1109/ISPACS.2009.5383794.
  • Tan, A., Ong, S., Chai, D., (2009), Modelling of camera phone capture channel for JPEG colour barcode images. Proceedings of the International Symposium on Signal Processing, Image Processing and Pattern Recognition, 259-266.
  • Kato, H., Tan, A., Chai, D., (2008), Development Of A Novel Finder Pattern For Effective Color 2D-Barcode Detection. Proceedings of the IEEE International Symposium on Parallel and Distributed Processing with Applications, 1006-1013, Piscataway, N.J..
  • Ong, S., Chai, D., Tan, A., (2008), The Use of Border in Colour 2D Barcode. Proceedings of the 2008 International Symposium on Parallel and Distributed Processing with Applications, 999-1005, Sydney, Australia.

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..