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2019

Conference Publication

A 4-D sparse FIR hyperfan filter for volumetric refocusing of light fields by hard thresholding

Premaratne, Sanduni U., Edussooriya, Chamira U. S., Wijenayake, Chamith, Bruton, Len T. and Agathoklis, Panajotis (2019). A 4-D sparse FIR hyperfan filter for volumetric refocusing of light fields by hard thresholding. International Conference on Digital Signal Processing (DSP), Shanghai, China, 19-21 November 2018. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/ICDSP.2018.8631601

A 4-D sparse FIR hyperfan filter for volumetric refocusing of light fields by hard thresholding

2019

Conference Publication

Low-complexity wideband transmit array using variable-precision 2-d sparse FIR digital filters

Edussooriya, C. U.S., Wijenayake, C., Pulipati, S., Madanayake, A. and Bruton, L. T. (2019). Low-complexity wideband transmit array using variable-precision 2-d sparse FIR digital filters. 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.2019.8702602

Low-complexity wideband transmit array using variable-precision 2-d sparse FIR digital filters

2018

Journal Article

Signal recovery algorithm for 2-level amplitude sampling using chromatic signal approximations

Wijenayake, Chamith, Scutts, Jarryd and Ignjatović, Aleksandar (2018). Signal recovery algorithm for 2-level amplitude sampling using chromatic signal approximations. Signal Processing, 153, 143-152. doi: 10.1016/j.sigpro.2018.07.009

Signal recovery algorithm for 2-level amplitude sampling using chromatic signal approximations

2018

Journal Article

Blended induction program for electronic engineering freshmen

Dayawansa, Indra, Wijenayake, Chamith, Edussooriya, Chamira, Samarasekara, Thusitha, Karunasekara, Chamanthi, Dias, Dileeka, Samarasinghe, Kithsiri, Kulasekere, Chulantha, Rodrigo, Ranga and Dayananda, Nuwan (2018). Blended induction program for electronic engineering freshmen. International Journal of Electrical Engineering Education, 55 (4), 354-366. doi: 10.1177/0020720918775034

Blended induction program for electronic engineering freshmen

2018

Journal Article

Low-Complexity wideband transmit beamforming using network-resonant digital plane-wave filters

Wijenayake, Chamith, Pulipati, Sravan, Madanayake, Arjuna, Udayanga, Nilan and Bruton, Len (2018). Low-Complexity wideband transmit beamforming using network-resonant digital plane-wave filters. IEEE Antennas and Wireless Propagation Letters, 17 (7), 1300-1304. doi: 10.1109/LAWP.2018.2842764

Low-Complexity wideband transmit beamforming using network-resonant digital plane-wave filters

2018

Journal Article

Chromatic derivatives and approximations in practice - part II: nonuniform sampling, zero-crossings reconstruction, and denoising

Ignjatović, Aleksandar, Wijenayake, Chamith and Keller, Gabriele (2018). Chromatic derivatives and approximations in practice - part II: nonuniform sampling, zero-crossings reconstruction, and denoising. IEEE Transactions on Signal Processing, 66 (6) 8239866, 1513-1525. doi: 10.1109/TSP.2017.2787149

Chromatic derivatives and approximations in practice - part II: nonuniform sampling, zero-crossings reconstruction, and denoising

2018

Journal Article

Chromatic derivatives and approximations in practice - part I: a general framework

Ignjatović, Aleksandar, Wijenayake, Chamith and Keller, Gabriele (2018). Chromatic derivatives and approximations in practice - part I: a general framework. IEEE Transactions on Signal Processing, 66 (6) 8239824, 1498-1512. doi: 10.1109/TSP.2017.2787127

Chromatic derivatives and approximations in practice - part I: a general framework

2018

Conference Publication

An investigation about the scalability of the spoofing detection system

Suthokumar, Gajan, Sriskandaraja, Kaavya, Sethu, Vidhyasaharan, Wijenayake, Chamith and Ambikairajah, Eliathamby (2018). An investigation about the scalability of the spoofing detection system. 2018 IEEE International Conference on Information and Automation for Sustainability (ICIAfS), Colombo, Sri Lanka, 21-22 December 2018. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers . doi: 10.1109/ICIAFS.2018.8913369

An investigation about the scalability of the spoofing detection system

2018

Conference Publication

Multidimensional spatio-temporal filters for depth-velocity filtering in light field videos

Edussooriya, Chamira U. S., Wijenayake, Chamith, Bruton, Len T. and Agathoklis, Panajotis (2018). Multidimensional spatio-temporal filters for depth-velocity filtering in light field videos. 2017 IEEE International Conference on Industrial and Information Systems (ICIIS), Peradeniya, Sri Lanka, 15-16 December 2017. Piscataway, NJ United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/ICIINFS.2017.8300353

Multidimensional spatio-temporal filters for depth-velocity filtering in light field videos

2018

Conference Publication

Modulation dynamic features for the detection of replay attacks

Suthokumar, Gajan, Sethu, Vidhyasaharan, Wijenayake, Chamith and Ambikairajah, Eliathamby (2018). Modulation dynamic features for the detection of replay attacks. 19th Annual Conference of the International Speech Communication Association (INTERSPEECH 2018), Hyderabad, India, 2-6 September 2018. BAIXAS: International Speech Communication Association. doi: 10.21437/Interspeech.2018-1846

Modulation dynamic features for the detection of replay attacks

2018

Conference Publication

Low-complexity 4-D IIR filters for multi-depth filtering and occlusion suppression in light fields

Liyanage, Namalka, Wijenayake, Chamith, Edussooriya, Chamira, Madanayake, Arjuna, Agathoklis, Pan, Ambikairajah, Eliathamby and Bruton, Len (2018). Low-complexity 4-D IIR filters for multi-depth filtering and occlusion suppression in light fields. IEEE International Symposium on Circuits and Systems (ISCAS), Florence, Italy, 27-30 May 2018. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/ISCAS.2018.8350971

Low-complexity 4-D IIR filters for multi-depth filtering and occlusion suppression in light fields

2017

Journal Article

Applications of RF aperture-array spatially-bandpass 2-D IIR filters in sub-Nyquist spectrum sensing, wideband doppler radar and radio astronomy beamforming

Madanayake, Arjuna, Randeny, Tharindu, Udayanga, Nilan, Sengupta, Arindam, Jones, Glenn, Wijenayake, Chamith and Bruton, Len T. (2017). Applications of RF aperture-array spatially-bandpass 2-D IIR filters in sub-Nyquist spectrum sensing, wideband doppler radar and radio astronomy beamforming. Multidimensional Systems and Signal Processing, 28 (4), 1523-1548. doi: 10.1007/s11045-016-0423-2

Applications of RF aperture-array spatially-bandpass 2-D IIR filters in sub-Nyquist spectrum sensing, wideband doppler radar and radio astronomy beamforming

2017

Conference Publication

A flipped mode approach to teaching an electronic system design course

Cetin, Ediz, Wijenayake, C., Sethu, V. and Ambikairajah, E. (2017). A flipped mode approach to teaching an electronic system design course. IEEE International Conference on Teaching, Assessment and Learning for Engineering (TALE), Hong Kong, China, 12-14 December 2017. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers . doi: 10.1109/TALE.2017.8252337

A flipped mode approach to teaching an electronic system design course

2017

Conference Publication

Independent modelling of high and low energy speech frames for spoofing detection

Suthokumar, Gajan, Sriskandaraja, Kaavya, Sethu, Vidhyasaharan, Wijenayake, Chamith and Ambikairajah, Eliathamby (2017). Independent modelling of high and low energy speech frames for spoofing detection. 18th Annual Conference of the International Speech Communication Association (INTERSPEECH 2017), Stockholm, Sweden, 20-24 August 2017. BAIXAS: International Speech Communication Association. doi: 10.21437/Interspeech.2017-836

Independent modelling of high and low energy speech frames for spoofing detection

2017

Conference Publication

Characterizing and classifying IoT traffic in smart cities and campuses

Sivanathan, Arunan, Sherratt, Daniel, Gharakheili, Hassan Habibi, Radford, Adam, Wijenayake, Chamith, Vishwanath, Arun and Sivaraman, Vijay (2017). Characterizing and classifying IoT traffic in smart cities and campuses. 2017 IEEE Conference on Computer Communications Workshops (INFOCOM WKSHPS), Atlanta, GA USA, 1-4 May 2017. Piscataway, NJ USA: Institute of Electrical and Electronics Engineers. doi: 10.1109/INFCOMW.2017.8116438

Characterizing and classifying IoT traffic in smart cities and campuses

2017

Conference Publication

All-pass filter based synthesis of multifunctional microwave active circuits

Udayanga, Nilan, Madanayake, Arjuna, Wijenayake, Chamith, Ahmadi, Peyman, Belostotski, Leonid, Maundy, Brent, Bruton, Len T. and Elwakil, Ahmed (2017). All-pass filter based synthesis of multifunctional microwave active circuits. IEEE 85th Vehicular Technology Conference (VTC Spring), Sydney, NSW, Australia, 4-7 June 2017. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/VTCSpring.2017.8108422

All-pass filter based synthesis of multifunctional microwave active circuits

2016

Conference Publication

Increasing SINR of microwave Applebaum adaptive arrays using analog 2D-IIR space-time network-resonant beam filters

Udayanga, Nilan, Madanayake, Arjuna, Wijenayake, Chamith and Bruton, Len T. (2016). Increasing SINR of microwave Applebaum adaptive arrays using analog 2D-IIR space-time network-resonant beam filters. 10th International Conference on Information, Communications and Signal Processing (ICICS), Singapore, Singapore, 2-4 December 2015. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/ICICS.2015.7459861

Increasing SINR of microwave Applebaum adaptive arrays using analog 2D-IIR space-time network-resonant beam filters

2016

Conference Publication

Linear RF apertures using 2-D analog beam filters

Wijenayake, Chamith, Madanayake, Arjuna, Belostotski, Leonid, Xu, Yongsheng and Bruton, Len T. (2016). Linear RF apertures using 2-D analog beam filters. IEEE International Symposium on Circuits and Systems (ISCAS), Montreal, QC, Canada, 22-25 May 2016. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers Inc.. doi: 10.1109/ISCAS.2016.7527228

Linear RF apertures using 2-D analog beam filters

2015

Journal Article

Digital VLSI architectures for beam-enhanced RF aperture arrays

Wijayaratna, Sewwandi, Madanayake, Arjuna, Wijenayake, Chamith and Bruton, Len T. (2015). Digital VLSI architectures for beam-enhanced RF aperture arrays. IEEE Transactions on Aerospace and Electronic Systems, 51 (3) 7272847, 1996-2011. doi: 10.1109/TAES.2015.140507

Digital VLSI architectures for beam-enhanced RF aperture arrays

2015

Conference Publication

Applebaum adaptive array apertures with 2-D IIR space-time circuit-network resonant pre-filters

Udayanga, Nilan, Madanayake, Arjuna, Wijenayake, Chamith and Acosta, Roberto (2015). Applebaum adaptive array apertures with 2-D IIR space-time circuit-network resonant pre-filters. IEEE Radar Conference (RadarCon), Arlington, VA, United States, 10-15 May 2015. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/RADAR.2015.7131070

Applebaum adaptive array apertures with 2-D IIR space-time circuit-network resonant pre-filters