Andy W. H. Khong

ORCID

Publication Activity (10 Years)

Years Active: 2004-2024
Publications (10 Years): 57

Top Venues

ICASSP

CoRR

IEEE ACM Trans. Audio Speech Lang. Process.

APSIPA

Publications

Wei Qiu, Andy W. H. Khong, S. Supraja, Wenyin Tang
A Dual-Mode Grade Prediction Architecture for Identifying At-Risk Students. IEEE Trans. Learn. Technol. 17 (2024)
Wei Qiu, Andy W. H. Khong, Fun Siong Lim
Enhanced Student-graph Representation for At-risk Student Detection. ISCAS (2024)
Hexin Liu, Leibny Paola Garcia, Xiangyu Zhang, Andy W. H. Khong, Sanjeev Khudanpur
Enhancing Code-Switching Speech Recognition With Interactive Language Biases. ICASSP (2024)
Yi Han Victoria Chua, Hexin Liu, Leibny Paola García, Fei Ting Woon, Jinyi Wong, Xiangyu Zhang, Sanjeev Khudanpur, Andy W. H. Khong, Justin Dauwels, Suzy J. Styles
MERLIon CCS Challenge: A English-Mandarin code-switching child-directed speech corpus for language identification and diarization. INTERSPEECH (2023)
Rongqing Kenneth Ong, Wei Qiu, Andy W. H. Khong
Quad-Tier Entity Fusion Contrastive Representation Learning for Knowledge Aware Recommendation System. CIKM (2023)
Suzy J. Styles, Yi Han Victoria Chua, Fei Ting Woon, Hexin Liu, Leibny Paola García, Sanjeev Khudanpur, Andy W. H. Khong, Justin Dauwels
Investigating model performance in language identification: beyond simple error statistics. INTERSPEECH (2023)
Viet-Anh Nguyen, Anh H. T. Nguyen, Andy W. H. Khong
Improving Performance of Real-Time Full-Band Blind Packet-Loss Concealment with Predictive Network. ICASSP (2023)
Yuan Liu, Zhi-Wei Tan, Andy W. H. Khong, Hongwei Liu
An Iterative Implementation-Based Approach for Joint Source Localization and Association Under Multipath Propagation Environments. IEEE Trans. Signal Process. 71 (2023)
Suzy J. Styles, Yi Han Victoria Chua, Fei Ting Woon, Hexin Liu, Leibny Paola García-Perera, Sanjeev Khudanpur, Andy W. H. Khong, Justin Dauwels
Investigating model performance in language identification: beyond simple error statistics. CoRR (2023)
Hexin Liu, Haihua Xu, Leibny Paola García, Andy W. H. Khong, Yi He, Sanjeev Khudanpur
Reducing Language Confusion for Code-Switching Speech Recognition with Token-Level Language Diarization. ICASSP (2023)
Zhi-Wei Tan, Yuan Liu, Andy W. H. Khong, Anh H. T. Nguyen
Gridless DOA Estimation Using Complex-Valued Convolutional Neural Network With Phasor Normalization. IEEE Signal Process. Lett. 30 (2023)
Hexin Liu, Leibny Paola García, Xiangyu Zhang, Andy W. H. Khong, Sanjeev Khudanpur
Enhancing Code-switching Speech Recognition with Interactive Language Biases. CoRR (2023)
S. Supraja, Sophia Tan, Fun Siong Lim, Beng Koon Ng, Shen Yong Ho, Andy W. H. Khong
Role of Instructors to Enhance Student Experience in Undergraduate Makerspaces. TALE (2022)
Wei Qiu, S. Supraja, Andy W. H. Khong
Toward Better Grade Prediction via A2GP - An Academic Achievement Inspired Predictive Model. EDM (2022)
S. Supraja, Fun Siong Lim, Sophia Tan, Shen Yong Ho, Beng Koon Ng, Andy W. H. Khong
Factors Impacting Students' Creativity-related Self-efficacy in an Undergraduate Makerspace-based Course. EDUCON (2022)
Jiawei Li, S. Supraja, Wei Qiu, Andy W. H. Khong
Grade Prediction via Prior Grades and Text Mining on Course Descriptions: Course Outlines and Intended Learning Outcomes. EDM (2022)
Hexin Liu, Leibny Paola García-Perera, Andy W. H. Khong, Suzy J. Styles, Sanjeev Khudanpur
PHO-LID: A Unified Model Incorporating Acoustic-Phonetic and Phonotactic Information for Language Identification. INTERSPEECH (2022)
Hexin Liu, Leibny Paola García-Perera, Andy W. H. Khong, Eng Siong Chng, Suzy J. Styles, Sanjeev Khudanpur
Efficient Self-Supervised Learning Representations for Spoken Language Identification. IEEE J. Sel. Top. Signal Process. 16 (6) (2022)
Yuan Liu, Xiang-Gen Xia, Hongwei Liu, Anh H. T. Nguyen, Andy W. H. Khong
Iterative Implementation Method for Robust Target Localization in a Mixed Interference Environment. IEEE Trans. Geosci. Remote. Sens. 60 (2022)
Zhi-Wei Tan, Anh H. T. Nguyen, Yuan Liu, Andy W. H. Khong
Multichannel Noise Reduction Using Dilated Multichannel U-Net and Pre-Trained Single-Channel Network. ICASSP (2022)
S. Supraja, Sophia Tan, Fun Siong Lim, Beng Koon Ng, Shen Yong Ho, Andy W. H. Khong
Freshmen Orientation Program Using Minecraft: Designed by Students for Students during the Covid-19 Pandemic. FIE (2022)
Sivanagaraja Tatinati, Yubo Wang, Andy W. H. Khong
Hybrid Method Based on Random Convolution Nodes for Short-Term Wind Speed Forecasting. IEEE Trans. Ind. Informatics 18 (10) (2022)
Hexin Liu, Leibny Paola García-Perera, Andy W. H. Khong, Justin Dauwels, Suzy J. Styles, Sanjeev Khudanpur
Enhancing Language Identification Using Dual-Mode Model with Knowledge Distillation. Odyssey (2022)
Hexin Liu, Leibny Paola García-Perera, Andy W. H. Khong, Justin Dauwels, Suzy J. Styles, Sanjeev Khudanpur
Enhance Language Identification using Dual-mode Model with Knowledge Distillation. CoRR (2022)
Hexin Liu, Haihua Xu, Leibny Paola Garcia, Andy W. H. Khong, Yi He, Sanjeev Khudanpur
Reducing Language confusion for Code-switching Speech Recognition with Token-level Language Diarization. CoRR (2022)
Viet-Anh Nguyen, Anh H. T. Nguyen, Andy W. H. Khong
Tunet: A Block-Online Bandwidth Extension Model Based On Transformers And Self-Supervised Pretraining. ICASSP (2022)
Viet-Anh Nguyen, Anh H. T. Nguyen, Andy W. H. Khong
Improving performance of real-time full-band blind packet-loss concealment with predictive network. CoRR (2022)
Yuan Liu, Zhi-Wei Tan, Andy W. H. Khong, Hongwei Liu
Joint Source Localization and Association Through Overcomplete Representation Under Multipath Propagation Environment. ICASSP (2022)
Hexin Liu, Leibny Paola García-Perera, Xinyi Zhang, Justin Dauwels, Andy W. H. Khong, Sanjeev Khudanpur, Suzy J. Styles
End-to-End Language Diarization for Bilingual Code-Switching Speech. Interspeech (2021)
S. Supraja, Andy W. H. Khong, Sivanagaraja Tatinati
Regularized Phrase-Based Topic Model for Automatic Question Classification With Domain-Agnostic Class Labels. IEEE ACM Trans. Audio Speech Lang. Process. 29 (2021)
Karn Watcharasupat, Anh H. T. Nguyen, Ching-Hui Ooi, Andy W. H. Khong
Directional Sparse Filtering using Weighted Lehmer Mean for Blind Separation of Unbalanced Speech Mixtures. CoRR (2021)
Viet-Anh Nguyen, Anh H. T. Nguyen, Andy W. H. Khong
TUNet: A Block-online Bandwidth Extension Model based on Transformers and Self-supervised Pretraining. CoRR (2021)
Mehdi Bekrani, Anh H. T. Nguyen, Andy W. H. Khong
An Adaptive Non-Linear Process for Under-Determined Virtual Microphone Beamforming. ICASSP (2021)
Karn Watcharasupat, Anh H. T. Nguyen, Ching-Hui Ooi, Andy W. H. Khong
Directional Sparse Filtering Using Weighted Lehmer Mean for Blind Separation of Unbalanced Speech Mixtures. ICASSP (2021)
Kelvin H. R. Ng, Sivanagaraja Tatinati, Andy W. H. Khong
Grade Prediction From Multi-Valued Click-Stream Traces via Bayesian-Regularized Deep Neural Networks. IEEE Trans. Signal Process. 69 (2021)
Zhi-Wei Tan, Anh H. T. Nguyen, Linh T. T. Tran, Andy W. H. Khong
A Joint-Loss Approach for Speech Enhancement via Single-channel Neural Network and MVDR Beamformer. APSIPA (2020)
Zhen Cao, Sivanagaraja Tatinati, Andy W. H. Khong
Controllable Question Generation via Sequence-to-Sequence Neural Model with Auxiliary Information. IJCNN (2020)
Kai Liu, Sivanagaraja Tatinati, Andy W. H. Khong
A Weighted Feature Extraction Technique Based on Temporal Accumulation of Learner Behavior Features for Early Prediction of Dropouts. TALE (2020)
Kai Liu, Sivanagaraja Tatinati, Andy W. H. Khong
Context-Based Data Model for Effective Real-Time Learning Analytics. IEEE Trans. Learn. Technol. 13 (4) (2020)
Anh H. T. Nguyen, Vaninirappuputhenpurayil Gopalan Reju, Andy W. H. Khong
Directional Sparse Filtering for Blind Estimation of Under-Determined Complex-Valued Mixing Matrices. IEEE Trans. Signal Process. 68 (2020)
Mun Kit Ho, Sivanagaraja Tatinati, Andy W. H. Khong
Distilling Essence of a Question: A Hierarchical Architecture for Question Quality in Community Question Answering Sites. IJCNN (2020)
Anh H. T. Nguyen, V. G. Reju, Andy W. H. Khong
A Method Based on L-bfgs to Solve Constrained Complex-valued Ica. ICASSP (2019)
Zhi-Wei Tan, Anh H. T. Nguyen, Andy W. H. Khong
An Efficient Dilated Convolutional Neural Network for UAV Noise Reduction at Low Input SNR. APSIPA (2019)
Nguyen Quang Hanh, Vaninirappuputhenpurayil Gopalan Reju, Andy W. H. Khong
Impact Localization on Rigid Surfaces Using Hermitian Angle Distribution for Human-Computer Interface Applications. IEEE Trans. Multim. 20 (6) (2018)
Kai Wu, Vaninirappuputhenpurayil Gopalan Reju, Andy W. H. Khong
Multisource DOA Estimation in a Reverberant Environment Using a Single Acoustic Vector Sensor. IEEE ACM Trans. Audio Speech Lang. Process. 26 (10) (2018)
V. G. Reju, Rajan S. Rashobh, Anh H. T. Nguyen, Andy W. H. Khong
An Efficient Multi-Source DOA Estimation Algorithm for Underdetermined System. IWAENC (2018)
Divya Venkatraman, Andy W. H. Khong
Directional Statistics Approach Based on Instantaneous Rotational Parameters of Tri-axial Trajectories for Footstep Detection. Circuits Syst. Signal Process. 37 (5) (2018)
Kelvin H. R. Ng, Sivanagaraja Tatinati, Andy W. H. Khong
Online Education Evaluation for Signal Processing Course Through Student Learning Pathways. ICASSP (2018)
S. Supraja, Sivanagaraja Tatinati, Kevin Hartman, Andy W. H. Khong
Automatically Linking Digital Signal Processing Assessment Questions to Key Engineering Learning Outcomes. ICASSP (2018)
Nguyen Quang Hanh, V. G. Reju, Andy W. H. Khong
On TOA estimation of vibration signals for localizing impacts on solid surfaces. ICASSP (2017)
Kai Wu, Vaninirappuputhenpurayil Gopalan Reju, Andy W. H. Khong, Shu Ting Goh
Swarm Intelligence Based Particle Filter for Alternating Talker Localization and Tracking Using Microphone Arrays. IEEE ACM Trans. Audio Speech Lang. Process. 25 (6) (2017)
S. Supraja, Kevin Hartman, Sivanagaraja Tatinati, Andy W. H. Khong
Toward the Automatic Labeling of Course Questions for Ensuring their Alignment with Learning Outcomes. EDM (2017)
Sivanagaraja Tatinati, Mun Kit Ho, Andy W. H. Khong, Yubo Wang
End-to-end speech emotion recognition using multi-scale convolution networks. APSIPA (2017)
Anh H. T. Nguyen, V. G. Reju, Andy W. H. Khong, Ing Yann Soon
Learning complex-valued latent filters with absolute cosine similarity. ICASSP (2017)
Yubo Wang, Sivanagaraja Tatinati, Liyu Huang, Kim Jeong Hong, Ghufran Shafiq, Kalyana C. Veluvolu, Andy W. H. Khong
Predictive local receptive fields based respiratory motion tracking for motion-adaptive radiotherapy. EMBC (2017)
Kelvin H. R. Ng, Kevin Hartman, Kai Liu, Andy W. H. Khong
Modelling the way: Using action sequence archetypes to differentiate learning pathways from learning outcomes. EDM (2016)
Nguyen Quang Hanh, V. G. Reju, Andy W. H. Khong
Source localization on solids utilizing logistic modeling of energy transition in vibration signals. ICASSP (2016)
Kai Wu, V. G. Reju, Andy W. H. Khong
Multi-source direction-of-arrival estimation in a reverberant environment using single acoustic vector sensor. ICASSP (2015)
Lei Liao, Xiaoli Li, Andy W. H. Khong, Xin Liu
Analysis of the noise robustness problem and a new blind channel identification algorithm. DSP (2015)
Vinod V. Reddy, Andy W. H. Khong
Direction-of-arrival estimation of speech sources under aliasing conditions. ICASSP (2015)
Nguyen Quang Hanh, V. G. Reju, Andy W. H. Khong
Noise robust source localization on solid surfaces. ICICS (2015)
Kai Wu, V. G. Reju, Andy W. H. Khong
Single-channel speech enhancement in a transient noise environment by exploiting speech harmonicity. ICASSP (2015)
Huizhi Shen, V. G. Reju, Andy W. H. Khong
Speech enhancement via covariance estimation using Hermitian angle in adaptive beamforming. DSP (2015)
Rajan S. Rashobh, Andy W. H. Khong
Adaptive multichannel equalization applied to room acoustics exploiting the sparsity of target response. ICASSP (2014)
Vinod V. Reddy, Boon Poh Ng, Andy W. H. Khong
Derivative-constrained frequency-domain wideband DOA estimation. Multidimens. Syst. Signal Process. 25 (1) (2014)
Vinod Veera Reddy, Andy W. H. Khong, Boon Poh Ng
Unambiguous speech DOA estimation under spatial aliasing conditions. IEEE ACM Trans. Audio Speech Lang. Process. 22 (12) (2014)
Arun R. Kattukandy, Vaninirappuputhenpurayil Gopalan Reju, Andy W. H. Khong
Source localization on solids utilizing time-frequency analysis of parameterized warped signals. ICASSP (2014)
Rohith Mars, V. G. Reju, Andy W. H. Khong
A frequency-invariant fixed beamformer for speech enhancement. APSIPA (2014)
Benxu Liu, Vaninirappuputhenpurayil Gopalan Reju, Andy W. H. Khong
A Linear Source Recovery Method for Underdetermined Mixtures of Uncorrelated AR-Model Signals Without Sparseness. IEEE Trans. Signal Process. 62 (19) (2014)
Jiuwen Cao, Andy W. H. Khong, Sharon Gannot
On the performance of widely linear quaternion based MVDR beamformer for an acoustic vector sensor. IWAENC (2014)
Mehdi Bekrani, Andy W. H. Khong
Misalignment analysis and insights into the performance of clipped-input LMS with correlated Gaussian data. ICASSP (2014)
Rajan S. Rashobh, Andy W. H. Khong, Di Liu
Multichannel Equalization in the KLT and Frequency Domains With Application to Speech Dereverberation. IEEE ACM Trans. Audio Speech Lang. Process. 22 (3) (2014)
Benxu Liu, Vaninirappuputhenpurayil Gopalan Reju, Andy W. H. Khong, Vinod Veera Reddy
A GMM Post-Filter for Residual Crosstalk Suppression in Blind Source Separation. IEEE Signal Process. Lett. 21 (8) (2014)
Lei Liao, Andy W. H. Khong
An Adaptive Subsystem Based Algorithm for Channel Equalization in a SIMO System. IEEE Trans. Circuits Syst. I Regul. Pap. (6) (2013)
Kai Wu, Shu Ting Goh, Andy W. H. Khong
Speaker localization and tracking in the presence of sound interference by exploiting speech harmonicity. ICASSP (2013)
Benxu Liu, V. G. Reju, Andy W. H. Khong
Underdetermined instantaneous blind source separation of sparse signals with temporal structure using the state-space model. ICASSP (2013)
Vinod V. Reddy, Boon Poh Ng, Andy W. H. Khong
Insights Into MUSIC-Like Algorithm. IEEE Trans. Signal Process. 61 (10) (2013)
Divya Venkatraman, Vinod V. Reddy, Andy W. H. Khong
On the use of the quaternion generalized Gaussian distribution for footstep detection. ICASSP (2013)
Benxu Liu, V. G. Reju, Andy W. H. Khong
A preprocessing method for underdetermined convolutive blind source separation using single-source confidence measure. ICICS (2013)
Vaninirappuputhenpurayil Gopalan Reju, Andy W. H. Khong, Amir Bin Sulaiman
Localization of Taps on Solid Surfaces for Human-Computer Touch Interfaces. IEEE Trans. Multim. 15 (6) (2013)
Maureen S. Y. Aw, Chung Sion Lim, Andy W. H. Khong
SmartDJ: An interactive music player for music discovery by similarity comparison. APSIPA (2013)
Rajan S. Rashobh, Andy W. H. Khong
A multichannel time-domain subspace approach exploiting multiple time-delays for acoustic channel equalization. ICASSP (2013)
Vinod Veera Reddy, Boon Poh Ng, Andy W. H. Khong
Wideband DOA estimation in dispersive medium. ICICS (2013)
Liang Vincent Wang, Woon-Seng Gan, Andy W. H. Khong, Sen M. Kuo
Convergence Analysis of Narrowband Feedback Active Noise Control System With Imperfect Secondary Path Estimation. IEEE Trans. Speech Audio Process. 21 (11) (2013)
Kai Wu, Andy W. H. Khong
Acoustic source tracking in reverberant environment using regional steered response power measurement. APSIPA (2013)
Rajan S. Rashobh, Andy W. H. Khong
A variable step-size multichannel equalization algorithm exploiting sparseness measure for room acoustics. ISCAS (2012)
Rajan S. Rashobh, Andy W. H. Khong
A Fast Frequency-Domain Algorithm for Equalizing Acoustic Impulse Responses. IEEE Signal Process. Lett. 19 (12) (2012)
Xiang Lin, Andy W. H. Khong, Patrick A. Naylor
A Forced Spectral Diversity Algorithm for Speech Dereverberation in the Presence of Near-Common Zeros. IEEE Trans. Speech Audio Process. 20 (3) (2012)
Mehdi Bekrani, Andy W. H. Khong
Convergence analysis of clipped input adaptive filters applied to system identification. ACSCC (2012)
Vinod V. Reddy, Boon Poh Ng, Ying Zhang, Andy W. H. Khong
DOA estimation of wideband sources without estimating the number of sources. Signal Process. 92 (4) (2012)
Kattukandy Rajan Arun, XueXin Yap, Andy W. H. Khong
A Touch Interface Exploiting Time-Frequency Classification Using Zak Transform for Source Localization on Solids. IEEE Trans. Multim. 13 (3) (2011)
Kattukandy Rajan Arun, Eunice Ong, Andy W. H. Khong
Source localization on solids using Kullback-Leibler discrimination information. ICICS (2011)
Lei Liao, Andy W. H. Khong
Equalization of multichannel acoustic system using sub-systems for speech dereverberation. ICASSP (2011)
Dinh-Quy Nguyen, Woon-Seng Gan, Andy W. H. Khong
Time-Reversal Approach to the Stereophonic Acoustic Echo Cancellation Problem. IEEE Trans. Speech Audio Process. 19 (2) (2011)
Rajan S. Rashobh, Di Liu, Andy W. H. Khong
An adaptive subspace based multichannel equalization algorithm for room acoustics equalization with sparseness constraint. ICICS (2011)
Lei Liao, Andy W. H. Khong
Adaptive Channel Equalization of Room Acoustics Exploiting Sparseness Constraint. IEEE Signal Process. Lett. 18 (4) (2011)
Mehdi Bekrani, Andy W. H. Khong, Mojtaba Lotfizad
A Linear Neural Network-Based Approach to Stereophonic Acoustic Echo Cancellation. IEEE Trans. Speech Audio Process. 19 (6) (2011)
Divya Venkatraman, Vinod V. Reddy, Andy W. H. Khong
A study of the ambiguity problem in footstep bearing estimation using tri-axial geophone. ICICS (2011)
Mehdi Bekrani, Andy W. H. Khong, Mojtaba Lotfizad
A Clipping-Based Selective-Tap Adaptive Filtering Approach to Stereophonic Acoustic Echo Cancellation. IEEE Trans. Speech Audio Process. 19 (6) (2011)
Benxu Liu, Bremananth Ramachandran, Andy W. H. Khong
A wavenumber-fitting extrapolation method for FFT-based near-field acoustic holography using microphone array. ICASSP (2011)

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Publication Activity (10 Years)

Top Topics

Top Venues

Andy W. H. Khong