By Professor Eliathamby Ambikairajah

Conference Papers

Meng H; Breebaart J; Stoddard J; Sethu V; Ambikairajah E, 2025, 'Blind Estimation of Sub-band Acoustic Parameters from Ambisonics Recordings using Spectro-Spatial Covariance Features', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, http://dx.doi.org/10.1109/ICASSP49660.2025.10887842

Ambikairajah E; Thiruvaran T; Sethu V; Mishra D; Sirojan T, 2024, 'A Tiered Learning Framework for Self-Guided Engineering Design Education', in IEEE Global Engineering Education Conference Educon, http://dx.doi.org/10.1109/EDUCON60312.2024.10578840

Ambikairajah E; Sirojan T; Sethu V; Mishra D, 2024, 'Aligning Tiered Assessments With Course Learning Outcomes', in 2024 IEEE International Conference on Teaching Assessment and Learning for Engineering Tale 2024 Proceedings, http://dx.doi.org/10.1109/TALE62452.2024.10834314

Zhang Q; Ge M; Zhu H; Ambikairajah E; Song Q; Ni Z; Li H, 2024, 'AN EMPIRICAL STUDY ON THE IMPACT OF POSITIONAL ENCODING IN TRANSFORMER-BASED MONAURAL SPEECH ENHANCEMENT', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 1001 - 1005, http://dx.doi.org/10.1109/ICASSP48485.2024.10446337

Zhang Q; Zhu H; Qian X; Ambikairajah E; Li H, 2024, 'An Exploration of Length Generalization in Transformer-Based Speech Enhancement', in Proceedings of the Annual Conference of the International Speech Communication Association Interspeech, pp. 1725 - 1729, http://dx.doi.org/10.21437/Interspeech.2024-1831

Meng H; Zhang Q; Zhang X; Sethu V; Ambikairajah E, 2024, 'Binaural Selective Attention Model for Target Speaker Extraction', in Proceedings of the Annual Conference of the International Speech Communication Association Interspeech, pp. 4323 - 4327, http://dx.doi.org/10.21437/Interspeech.2024-683

Ambikairajah E; Sirojan T; Thiruvaran T; Sethu V, 2024, 'ChatGPT in the Classroom: A Shift in Engineering Design Education', in IEEE Global Engineering Education Conference Educon, http://dx.doi.org/10.1109/EDUCON60312.2024.10578884

Wu J; Dang T; Sethu V; Ambikairajah E, 2024, 'Emotion Recognition Systems Must Embrace Ambiguity', in Proceedings 2024 12th International Conference on Affective Computing and Intelligent Interaction Workshops and Demos Aciiw 2024, pp. 166 - 170, http://dx.doi.org/10.1109/ACIIW63320.2024.00033

Wu J; Dang T; Sethu V; Ambikairajah E, 2023, 'Belief Mismatch Coefficient (BMC): A Novel Interpretable Measure of Prediction Accuracy for Ambiguous Emotion States', in 2023 11th International Conference on Affective Computing and Intelligent Interaction Acii 2023, http://dx.doi.org/10.1109/ACII59096.2023.10388210

Dang T; Dimitriadis A; Wu J; Sethu V; Ambikairajah E, 2023, 'Constrained Dynamical Neural ODE for Time Series Modelling: A Case Study on Continuous Emotion Prediction', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, http://dx.doi.org/10.1109/ICASSP49357.2023.10095778

Wu J; Dang T; Sethu V; Ambikairajah E, 2023, 'From Interval to Ordinal: A HMM based Approach for Emotion Label Conversion', in Proceedings of the Annual Conference of the International Speech Communication Association Interspeech, pp. 1843 - 1847, http://dx.doi.org/10.21437/Interspeech.2023-2213

Wang H; Sharma A; Mishra D; Seneviratne A; Ambikairajah E, 2023, 'Keystroke Recognition using WiFi Sensing: An Empirical Study on Robustness', in 2023 IEEE Globecom Workshops GC Wkshps 2023, pp. 1123 - 1128, http://dx.doi.org/10.1109/GCWkshps58843.2023.10464769

Meng H; Sethu V; Ambikairajah E, 2023, 'What is Learnt by the LEArnable Front-end (LEAF)? Adapting Per-Channel Energy Normalisation (PCEN) to Noisy Conditions', in Proceedings of the Annual Conference of the International Speech Communication Association Interspeech, pp. 2898 - 2902, http://dx.doi.org/10.21437/Interspeech.2023-1617

Wu J; Dang T; Sethu V; Ambikairajah E, 2022, 'A NOVEL SEQUENTIAL MONTE CARLO FRAMEWORK FOR PREDICTING AMBIGUOUS EMOTION STATES', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 8567 - 8571, http://dx.doi.org/10.1109/ICASSP43922.2022.9746350

Ambikairajah E; Atakaramians S; Seneviratne A, 2022, 'Teaching Engineering Students Equity, Diversity and Inclusion (EDI)', in Proceedings 2022 IEEE International Conference on Teaching Assessment and Learning for Engineering Tale 2022, pp. 190 - 195, http://dx.doi.org/10.1109/TALE54877.2022.00038

Thite S; Ravishankar J; Ortiz AM; Ambikairajah E, 2021, 'Work in Progress: Review of Teaching Strategies towards Development of a Framework for Online Teamwork', in ASEE Annual Conference and Exposition Conference Proceedings

Ashraf A; Gunawan TS; Rahman FDA; Sophian A; Ambikairajah E; Ihsanto E; Kartiwi M, 2021, 'Affective Computing for Visual Emotion Recognition Using Convolutional Neural Networks', in Advances in Intelligent Systems and Computing, pp. 11 - 20, http://dx.doi.org/10.1007/978-3-030-70917-4_2

Ahmed B; Ballard K; Burnham D; Sirojan T; Mehmood H; Estival D; Baker E; Cox F; Arciuli J; Benders T; Demuth K; Kelly B; Diskin-Holdaway C; Shahin M; Sethu V; Epps J; Lee CB; Ambikairajah E, 2021, 'AusKidTalk: An auditory-visual corpus of 3-to 12-year-old Australian children's speech', in Proceedings of the Annual Conference of the International Speech Communication Association Interspeech, pp. 4351 - 4355, http://dx.doi.org/10.21437/Interspeech.2021-2000

Abualola A; Gunawan TS; Kartiwi M; Ambikairajah E; Habaebi MH, 2021, 'Development of Colorization of Grayscale Images Using CNN-SVM', in Advances in Intelligent Systems and Computing, pp. 50 - 58, http://dx.doi.org/10.1007/978-3-030-70917-4_6

Wani TM; Gunawan TS; Mansor H; Qadri SAA; Sophian A; Ambikairajah E; Ihsanto E, 2021, 'Multilanguage Speech-Based Gender Classification Using Time-Frequency Features and SVM Classifier', in Advances in Intelligent Systems and Computing, pp. 1 - 10, http://dx.doi.org/10.1007/978-3-030-70917-4_1

Bose D; Sethu V; Ambikairajah E, 2021, 'Parametric Distributions to Model Numerical Emotion Labels', in Proceedings of the Annual Conference of the International Speech Communication Association Interspeech, pp. 576 - 580, http://dx.doi.org/10.21437/Interspeech.2021-1000

Qadri SAA; Gunawan TS; Wani TM; Ambikairajah E; Kartiwi M; Ihsanto E, 2021, 'Speech Emotion Recognition Using Deep Neural Networks on Multilingual Databases', in Advances in Intelligent Systems and Computing, pp. 21 - 30, http://dx.doi.org/10.1007/978-3-030-70917-4_3

Liyanage N; Jayaweera SS; Edussooriya CUS; Wijenayake C; Madanayake A; Agathoklis P; Bruton L; Ambikairajah E, 2020, 'Multi Depth-Velocity Filters for Enhancing Multiple Moving Objects in 5-D Light Field Videos', in MERCon 2020 - 6th International Multidisciplinary Moratuwa Engineering Research Conference, Proceedings, pp. 230 - 235, http://dx.doi.org/10.1109/MERCon50084.2020.9185284

Suthokumar G; Sethu V; Sriskandaraja K; Ambikairajah E, 2020, 'Adversarial Multi-Task Learning for Speaker Normalization in Replay Detection', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 6609 - 6613, http://dx.doi.org/10.1109/ICASSP40776.2020.9054322

Ambikairajah E; Sethu V, 2020, 'Cochlear Signal Processing: A Platform for Learning the Fundamentals of Digital Signal Processing', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 9229 - 9233, http://dx.doi.org/10.1109/ICASSP40776.2020.9054297

Liyanage N; Wijenayake C; Edussooriya CUS; Madanayake A; Cintra R; Ambikairajah E, 2020, 'Low-complexity real-time light field compression using 4-D approximate DCT', in Proceedings IEEE International Symposium on Circuits and Systems

Arunan A; Ravishankar J; Ambikairajah E, 2019, 'Centralized Voltage Signal-Based Fault Detection and Classification for Islanded AC Microgrid', in 7th International Conference on Smart Grid Icsmartgrid 2019, pp. 33 - 38, http://dx.doi.org/10.1109/icSmartGrid48354.2019.8990761

Arunan A; Ravishankar J; Ambikairajah E, 2019, 'Differential Fault Detection Scheme for Islanded AC Microgrids Using Digital Signal Processing and Machine Learning Techniques', in 2019 9th International Conference on Power and Energy Systems Icpes 2019, http://dx.doi.org/10.1109/ICPES47639.2019.9105433

Wickramasinghe B; Ambikairajah E; Epps J, 2019, 'Biologically inspired adaptive-Q filterbanks for replay spoofing attack detection', in Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH, Graz, Austria, pp. 2953 - 2957, presented at INTERSPEECH 2019, Graz, Austria, 15 September 2019 - 19 September 2019, http://dx.doi.org/10.21437/Interspeech.2019-1535

Ouyang A; Dang T; Sethu V; Ambikairajah E, 2019, 'Speech based emotion prediction: Can a linear model work?', in Proceedings of the Annual Conference of the International Speech Communication Association, INTERSPEECH, ISCA, Graz, Austria, pp. 2813 - 2817, presented at INTERSPEECH 2019, Graz, Austria, 15 September 2019 - 19 September 2019, http://dx.doi.org/10.21437/Interspeech.2019-3149

Bose D; Dang T; Sethu V; Ambikairajah E; Fernando S, 2019, 'A Novel Bag-of-Optimised-Clusters Front-End for Speech based Continuous Emotion Prediction', in 2019 8th International Conference on Affective Computing and Intelligent Interaction Acii 2019, http://dx.doi.org/10.1109/ACII.2019.8925490

Sirojan T; Lu S; Phung BT; Ambikairajah E, 2019, 'Embedded Edge Computing for Real-time Smart Meter Data Analytics', in Sest 2019 2nd International Conference on Smart Energy Systems and Technologies, http://dx.doi.org/10.1109/SEST.2019.8849012

Wickramasinghe B; Ambikairajah E; Epps J; Sethu V; Li H, 2019, 'Auditory Inspired Spatial Differentiation for Replay Spoofing Attack Detection', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 6011 - 6015, http://dx.doi.org/10.1109/ICASSP.2019.8683693

Jayawardena S; Epps J; Ambikairajah E, 2019, 'Evaluation Measures for Depression Prediction and Affective Computing', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 6610 - 6614, http://dx.doi.org/10.1109/ICASSP.2019.8682956

Suthokumar G; Sriskandaraja K; Sethu V; Wijenayake C; Ambikairajah E, 2019, 'Phoneme Specific Modelling and Scoring Techniques for Anti Spoofing System', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 6106 - 6110, http://dx.doi.org/10.1109/ICASSP.2019.8682411

Gunendradasan T; Irtza S; Ambikairajah E; Epps J, 2019, 'Transmission Line Cochlear Model Based AM-FM Features for Replay Attack Detection', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 6136 - 6140, http://dx.doi.org/10.1109/ICASSP.2019.8682771

Gunendradasan T; Ambikairajah E; Epps J; Li H, 2019, 'An adaptive-Q cochlear model for replay spoofing detection', in Proceedings of the Annual Conference of the International Speech Communication Association Interspeech, pp. 2918 - 2922, http://dx.doi.org/10.21437/Interspeech.2019-2361

Liyanage N; Wijenayake C; Edussooriya CUS; Ambikairajah E, 2019, 'Reduced-complexity depth filtering and occlusion suppression using modulated-sparse light fields', in Proceedings IEEE International Symposium on Circuits and Systems, http://dx.doi.org/10.1109/ISCAS.2019.8702412

Ambikairajah E, 2018, 'Keynote Address - Cochlea signal processing: Modelling and future directions', in 2018 IEEE International Conference on Information and Automation for Sustainability (ICIAfS), IEEE, pp. 14 - 14, presented at 2018 IEEE International Conference on Information and Automation for Sustainability (ICIAfS), 21 December 2018 - 22 December 2018, http://dx.doi.org/10.1109/iciafs.2018.8913358

Arunan A; Ravishankar J; Ambikairajah E, 2018, 'A Review of Disturbance Detection in Islanded Microgrids', in 2018 IEEE 9th International Conference on Information and Automation for Sustainability Iciafs 2018, http://dx.doi.org/10.1109/ICIAFS.2018.8913343

Fernando S; Irtza S; Sethu V; Ambikairajah E, 2018, 'Advances in Feature Extraction and Modelling for Short Duration Language Identification', in 2018 IEEE 9th International Conference on Information and Automation for Sustainability Iciafs 2018, http://dx.doi.org/10.1109/ICIAFS.2018.8913386

Suthokumar G; Sriskandaraja K; Sethu V; Wijenayake C; Ambikairajah E, 2018, 'An Investigation about the Scalability of the Spoofing Detection System', in 2018 IEEE 9th International Conference on Information and Automation for Sustainability Iciafs 2018, http://dx.doi.org/10.1109/ICIAFS.2018.8913369

Sirojan T; Phung T; Ambikairajah E, 2018, 'Enabling Deep Learning on Embedded Systems for IoT Sensor Data Analytics: Opportunities and Challenges', in 2018 IEEE 9th International Conference on Information and Automation for Sustainability Iciafs 2018, http://dx.doi.org/10.1109/ICIAFS.2018.8913352

Wickramasinghe B; Ambikairajah E; Le PN; Epps J, 2018, 'Perceptual Frequency Scale-based Filters for Replay Spoofing Attack Detection', in 2018 IEEE 9th International Conference on Information and Automation for Sustainability Iciafs 2018, http://dx.doi.org/10.1109/ICIAFS.2018.8913356

Jayawardena S; Epps J; Ambikairajah E, 2018, 'Support Vector Ordinal Regression for Depression Severity Prediction', in 2018 IEEE 9th International Conference on Information and Automation for Sustainability Iciafs 2018, http://dx.doi.org/10.1109/ICIAFS.2018.8913383

Malekpour M; Phung BT; Ambikairajah E, 2018, 'Modelling and Diagnostic of Incipient Stator Inter-turn Short Circuit Fault in Induction Motors', in 2018 Condition Monitoring and Diagnosis Cmd 2018 Proceedings, http://dx.doi.org/10.1109/CMD.2018.8535624

Sirojan T; Phung BT; Ambikairajah E, 2018, 'Deep Neural Network Based Energy Disaggregation', in 2018 6th IEEE International Conference on Smart Energy Grid Engineering Sege 2018, pp. 73 - 77, http://dx.doi.org/10.1109/SEGE.2018.8499441

Gamage KW; Dang T; Sethu V; Epps J; Ambikairajah E, 2018, 'Speech-based Continuous Emotion Prediction by Learning Perception Responses related to Salient Events: A Study based on Vocal Affect Bursts and Cross-Cultural Affect in AVEC 2018', in Avec 2018 Proceedings of the 2018 Audio Visual Emotion Challenge and Workshop Co Located with mm 2018, pp. 47 - 55, http://dx.doi.org/10.1145/3266302.3266314

Dang T; Sethu V; Ambikairajah E, 2018, 'Dynamic Multi-Rater Gaussian Mixture Regression Incorporating Temporal Dependencies of Emotion Uncertainty Using Kalman Filters', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 4929 - 4933, http://dx.doi.org/10.1109/ICASSP.2018.8461321

Irtza S; Sethu V; Ambikairajah E; Li H, 2018, 'End-to-End Hierarchical Language Identification System', in ICASSP IEEE International Conference on Acoustics Speech and Signal Processing Proceedings, pp. 5199 - 5203, http://dx.doi.org/10.1109/ICASSP.2018.8461419

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