Overview
Background
Chamith completed his PhD in Electrical and Computer Engineering at the University of Akron, Ohio, USA in 2014 and BSc (Hons) degree in Electronic and Telecommunications Engineering with first class honours at the University of Moratuwa, Sri Lanka in 2007. His research interests and expertise include multidimensional signal processing, digital hardware architectures for signal processing, FPGA based system design, hardware accelerators for machine learning, and engineering education. Chamith has received a number of awards including the Outstanding Student Research Award at the University of Akron, Ohio, USA, in 2011 and he is one of the two recipients of the IEEE Circuits and Systems Pre-Doctoral Award in 2014. From 2015-2019 he was a lecturer at the School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, Australia.
Availability
- Dr Chamith Wijenayake is:
- Available for supervision
Fields of research
Qualifications
- Bachelor (Honours), University of Moratuwa
- Doctor of Philosophy, University of Akron Main Campus
Research interests
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Multidimensional signal processing
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Digital hardware design
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Engineering Education
Works
Search Professor Chamith Wijenayake’s works on UQ eSpace
2021
Conference Publication
WLS design of M-D complex-coefficient FIR filters with low group delay using second-order cone programming
Pakiyarajah, Darukeesan, Jayaweera, Sakila S., Edussooriya, Chamira U. S., Wijenayake, Chamith and Madanayake, Arjuna (2021). WLS design of M-D complex-coefficient FIR filters with low group delay using second-order cone programming. 2021 IEEE International Symposium on Circuits and Systems (ISCAS), Daegu, Korea, 22-28 May 2021. Piscataway, NJ USA: Institute of Electrical and Electronics Engineers. doi: 10.1109/ISCAS51556.2021.9401512
2021
Conference Publication
Managing Hands-on Electrical and Computer Engineering Labs during the COVID-19 Pandemic
Wijenayake, Chamith, D'souza, Matthew, Khatamianfar, Arash, Bialkowski, Konstanty, Ros, Montserrat and Sutton, Peter (2021). Managing Hands-on Electrical and Computer Engineering Labs during the COVID-19 Pandemic. IEEE International Conference on Engineering, Technology and Education (IEEE TALE), Wuhan, Peoples Republic of China, 5-8 December 2021. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/TALE52509.2021.9678716
2021
Conference Publication
Improving the attenuation of moving interfering objects in videos using shifted-velocity filtering
Edussooriya, Chamira U.S., Marasinghe, Dileepa, Wijenayake, Chamith, Bruton, Len T. and Agathoklis, Panajotis (2021). Improving the attenuation of moving interfering objects in videos using shifted-velocity filtering. 2021 IEEE International Symposium on Circuits and Systems (ISCAS), Daegu, Korea, 22-28 May 2021. Piscataway, NJ USA: Institute of Electrical and Electronics Engineers. doi: 10.1109/ISCAS51556.2021.9401316
2020
Conference Publication
Making sense of occluded scenes using light field pre-processing and deep-learning
Liyanage, Namalka, Abeywardena, Kalana, Jayaweera, Sakila S., Wijenayake, Chamith, Edussooriya, Chamira U. S. and Seneviratne, Suranga (2020). Making sense of occluded scenes using light field pre-processing and deep-learning. IEEE Region 10 Annual International Conference, Osaka, Japan, 16-19 November 2020. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/TENCON50793.2020.9293774
2020
Conference Publication
FPGA-Based 2-D FIR frost beamformers with digital mutual coupling compensation
Pulipati, Sravan, Ariyarathna, Viduneth, Jayaweera, Ashira L., Edussooriya, Chamira U. S., Wijenayake, Chamith, Belostotski, Leonid and Madanayake, Arjuna (2020). FPGA-Based 2-D FIR frost beamformers with digital mutual coupling compensation. 2020 IEEE/MTT-S International Microwave Symposium (IMS), Los Angeles, CA United States, 4-6 August 2020. Piscataway, NJ United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/IMS30576.2020.9224004
2020
Conference Publication
Multi depth-velocity filters for enhancing multiple moving objects in 5-D light field videos
Liyanage, Namalka, Jayaweera, Sakila S., Edussooriya, Chamira U. S., Wijenayake, Chamith, Madanayake, Arjuna, Agathoklis, Panajotis, Bruton, Len and Ambikairajah, Eliathamby (2020). Multi depth-velocity filters for enhancing multiple moving objects in 5-D light field videos. Moratuwa Engineering Research Conference (MERCon), Moratuwa, Sri Lanka, 28-30 July 2020. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/MERCon50084.2020.9185284
2020
Journal Article
Real-time light field denoising using a novel linear 4-D hyperfan filter
Premaratne, Sanduni U., Liyanage, Namalka, Edussooriya, Chamira U. S. and Wijenayake, Chamith (2020). Real-time light field denoising using a novel linear 4-D hyperfan filter. IEEE Transactions on Circuits and Systems I: Regular Papers, 67 (8) 9051850, 2693-2706. doi: 10.1109/tcsi.2020.2981387
2020
Journal Article
An adaptive denoising algorithm for improving frequency estimation and tracking
Wijenayake, Chamith, Antonir, Amir, Keller, Gabriele and Ignjatovic, Aleksandar (2020). An adaptive denoising algorithm for improving frequency estimation and tracking. IEEE Transactions on Circuits and Systems II: Express Briefs, 67 (1) 8638557, 172-176. doi: 10.1109/TCSII.2019.2898451
2020
Journal Article
Multi-depth filtering and occlusion suppression in 4-D light fields: algorithms and architectures
Liyanage, Namalka, Wijenayake, Chamith, Edussooriya, Chamira, Madanayake, Arjuna, Agathoklis, Pan, Bruton, Len T. and Ambikairajah, Eliathamby (2020). Multi-depth filtering and occlusion suppression in 4-D light fields: algorithms and architectures. Signal Processing, 167 107294, 1-13. doi: 10.1016/j.sigpro.2019.107294
2020
Conference Publication
Minimax design of 2-d complex-coefficient FIR filters with low group delay using semidefinite programming
Jayaweera, Ashira L., Jayaweera, Sakila S., Edussooriya, Chamira U.S., Wijenayake, Chamith and Madanayake, Arjuna (2020). Minimax design of 2-d complex-coefficient FIR filters with low group delay using semidefinite programming. 2020 IEEE International Symposium on Circuits and Systems (ISCAS), Seville, Spain, 12-14 October 2020. Piscataway, NJ United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/ISCAS45731.2020.9181047
2020
Conference Publication
Low-complexity real-time light field compression using 4-D approximate DCT
Liyanage, Namalka, Wijenayake, Chamith, Edussooriya, Chamira U.S., Madanayake, Arjuna, Cintra, Renato and Ambikairajah, Eliathamby (2020). Low-complexity real-time light field compression using 4-D approximate DCT. 2020 IEEE International Symposium on Circuits and Systems (ISCAS), Seville, Spain, 12-14 October 2020. Piscataway, NJ United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/ISCAS45731.2020.9180755
2019
Journal Article
Classifying IoT devices in smart environments using network traffic characteristics
Sivanathan, Arunan, Gharakheili, Hassan Habibi, Loi, Franco, Radford, Adam, Wijenayake, Chamith, Vishwanath, Arun and Sivaraman, Vijay (2019). Classifying IoT devices in smart environments using network traffic characteristics. IEEE Transactions on Mobile Computing, 18 (8) 8440758, 1745-1759. doi: 10.1109/TMC.2018.2866249
2019
Journal Article
Design and implementation of 5-D IIR depth velocity filters for light field video processing
Wijenayake, C., Liyanage, N., Edussooriya, C. U. S., Seatang, H., Agathoklis, P. and Bruton, L. T. (2019). Design and implementation of 5-D IIR depth velocity filters for light field video processing. IEEE Transactions on Circuits and Systems II: Express Briefs, 66 (7) 8486731, 1267-1271. doi: 10.1109/TCSII.2018.2874940
2019
Journal Article
On reconstruction of bandlimited signals from purely timing information
Wijenayake, Chamith, Ignjatovic, Aleksandar and Keller, Gabriele (2019). On reconstruction of bandlimited signals from purely timing information. Signal Processing, 159, 89-92. doi: 10.1016/j.sigpro.2019.02.002
2019
Conference Publication
Use of claimed speaker models for replay detection
Suthokumar, Gajan, Sriskandaraja, Kaavya, Sethu, Vidhyasaharan, Wijenayake, Chamith, Ambikairajah, Eliathamby and Li, Haizhou (2019). Use of claimed speaker models for replay detection. Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Honolulu, HI, United States, 12-15 November 2018. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers . doi: 10.23919/APSIPA.2018.8659510
2019
Conference Publication
Phoneme specific modelling and scoring techniques for anti spoofing system
Suthokumar, Gajan, Sriskandaraja, Kaavya, Sethu, Vidhyasaharan, Wijenayake, Chamith and Ambikairajah, Eliathamby (2019). Phoneme specific modelling and scoring techniques for anti spoofing system. IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Brighton, United Kingdom, 12-17 May 2019. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers . doi: 10.1109/ICASSP.2019.8682411
2019
Conference Publication
Reduced-complexity depth filtering and occlusion suppression using modulated-sparse light fields
Liyanage, Namalka, Wijenayake, Chamith, Edussooriya, Chamira U.S. and Ambikairajah, Eliathamby (2019). Reduced-complexity depth filtering and occlusion suppression using modulated-sparse light fields. IEEE International Symposium on Circuits and Systems (ISCAS), Sapporo, Japan, 26-29 May 2019. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/ISCAS.2019.8702412
2019
Conference Publication
Concept-focused in-class demonstrations for teaching embedded system design in large classes
Wijenayake, Chamith, Gilbert, Will, Van Winden, Simon and Ahmed, Beena (2019). Concept-focused in-class demonstrations for teaching embedded system design in large classes. 2018 IEEE International Conference on Teaching, Assessment, and Learning for Engineering, TALE 2018, Wollongong, NSW, Australia, 4-7 December 2018. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/TALE.2018.8615178
2019
Conference Publication
Implementation guidelines for an automated grading tool to assess short answer questions on digital circuit design course
Ahmed, Beena, Kagita, Mohan, Wijenayake, Chamith Abewardana and Ravishankar, Jayashri (2019). Implementation guidelines for an automated grading tool to assess short answer questions on digital circuit design course. 2018 IEEE International Conference on Teaching, Assessment, and Learning for Engineering, TALE 2018, Wollongong, NSW, Australia, 4-7 December 2018. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers . doi: 10.1109/TALE.2018.8615228
2019
Conference Publication
Real-time FPGA-based multi-beam directional sensing of 2.4 GHz ISM RF sources
Pulipati, Sravan, Ariyarathna, Viduneth, Edussooriya, Chamira U. S., Wijenayake, Chamith, Wang, Xin and Madanayake, Arjuna (2019). Real-time FPGA-based multi-beam directional sensing of 2.4 GHz ISM RF sources. Moratuwa Engineering Research Conference (MERCon), Moratuwa, Sri Lanka, 3-5 July 2019. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/MERCon.2019.8818787
Supervision
Availability
- Dr Chamith Wijenayake is:
- Available for supervision
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Supervision history
Current supervision
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Doctor Philosophy
Approximate algorithms and approximate computing for multi-dimensional array processing applications.
Principal Advisor
Other advisors: Dr Matthew D'Souza
Completed supervision
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2023
Doctor Philosophy
Identifying level of upper airway obstructions centered on sleep related respiratory sounds in OSA patients
Associate Advisor
Other advisors: Dr Udantha Abeyratne
Media
Enquiries
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