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Y. Liu, X.-G. Xia, H. Liu, A. H. T. Nguyen, A. W. H. Khong Iterative implementation method for robust target localization in a mixed interference environment 2021 IEEE Trans. Geoscience and Remote Sensing Journal signal processing
S. Supraja, A. W. H. Khong, S. Tatinati Regularized phrase-based topic model for automatic question classification with domain-agnostic class labels 2021 IEEE Trans. Audio, Speech and Language Processing Journal DOI machine learning, natural language processing (NLP)
K. H. R. Ng, S. Tatinati, A. W. H. Khong Grade prediction from multi-valued click-stream traces via Bayesian-regularized deep neural networks 2021 IEEE Trans. Signal Processing Journal DOI machine learning, learning analytics
S. Tatinati, Y. Wang, A. W. H. Khong A hybrid method based on random convolution nodes for short-term wind speed forecasting 2020 IEEE Trans. Industrial Informatics Journal DOI machine learning
A. H. T. Nguyen, V. G. Reju, A. W. H. Khong Directional sparse filtering for blind estimation of under-determined complex-valued mixing matrices 2020 IEEE Trans. Signal Processing Journal DOI acoustic signal processing, blind source separation
K. Liu, S. Tatinati, A. W. H. Khong Context-based data model for effective real-time learning analytics 2020 IEEE Trans. Learning Technologies Journal DOI learning analytics
K. Wu, V. G. Reju, A. W. H. Khong Multisource DOA estimation in a reverberant environment using a single acoustic vector sensor 2018 IEEE Trans. Audio, Speech and Language Processing Journal DOI acoustic signal processing, DOA estimation
Q.-H. Nguyen, V. G. Reju, A. W. H. Khong Impact localization on rigid surfaces using Hermitian angle distribution for human-computer interface applications 2018 IEEE Trans. Multimedia Journal DOI vibration signal processing, source localization
D. Venkatraman, A. W. H. Khong Directional statistics approach based on instantaneous rotational parameters of tri-axial trajectories for footstep detection 2018 Circuits, Systems and Signal Process. Journal DOI vibration signal processing, detection
K. Wu, V. G. Reju, A. W. H. Khong, S.-T. Goh Swarm intelligence based particle filter for alternating talker localization and tracking using microphone arrays 2017 IEEE Trans. Audio, Speech and Language Processing Journal DOI acoustic signal processing, source localization
V. Reddy, A. W. H. Khong, B. P. Ng Unambiguous speech DOA estimation under spatial aliasing conditions 2014 IEEE Trans. Audio, Speech and Language Processing Journal DOI acoustic signal processing, DOA estimation
B. Liu, V. G. Reju, A. W. H. Khong A linear source recovery method for underdetermined mixtures of uncorrelated AR-model signals without sparseness 2014 IEEE Trans. Signal Process. Journal DOI acoustic signal processing, blind source separation
B. Liu, V. G. Reju, A. W. H. Khong, V. Reddy A GMM post-filter for residual crosstalk suppression in blind source separation 2014 IEEE Signal Processing Letters Journal DOI acoustic signal processing, blind source separation
R. Rashobh, A. W. H. Khong Multichannel equalization in the KLT and frequency domains with application to speech dereverberation 2014 IEEE Trans. Audio, Speech and Language Processing Journal DOI acoustic signal processing, speech enhancement
L. Wang, W.-S. Gan, A. W. H. Khong, S. Kuo Convergence analysis of narrowband feedback active noise control system with imperfect secondary-path estimation 2013 IEEE Trans. Audio, Speech and Language Processing Journal DOI active noise control
V. G. Reju, A. W. H. Khong, A. Sulaiman Localization of taps on solid surfaces for human-computer touch interfaces 2013 IEEE Trans. Multimedia Journal DOI vibration signal processing, source localization
V. Reddy, B. P. Ng, A. W. H. Khong Insights into MUSIC-like algorithm 2013 IEEE Trans. Signal Processing Journal DOI acoustic signal processing, beamforming
L. Liao, A. W. H. Khong An adaptive sub-system based algorithm for channel equalization in a SIMO system 2013 IEEE Trans. Circuits and Systems I Journal DOI acoustic signal processing, speech enhancement
R. S. Rashobh, A. W. H. Khong A fast frequency-domain algorithm for equalizing acoustic impulse responses 2012 IEEE Signal Processing Letters Journal DOI acoustic signal processing, speech enhancement
X. Lin, A. W. H. Khong, P. Naylor A forced spectral diversity algorithm for speech dereverberation in the precence of near-common zeros 2012 IEEE Trans. Audio, Speech and Language Processing Journal DOI acoustic signal processing, speech enhancement
V. V. Reddy, B. P. Ng, A. W. H. Khong Derivative-constrained frequency-domain wideband DOA estimation 2012 Multidimensional Systems and Signal Processing Journal DOI acoustic signal processing, DOA estimation
V. Reddy, B. P. Ng, Y. Zhang, A. W. H. Khong DOA estimation of wideband sources without estimating the number of sources 2012 Signal Processing Journal DOI acoustic signal processing, DOA estimation
K. Arun, X. Yap, A. W. H. Khong A touch interface exploiting time-frequency classification using Zak transform for source localization on solids 2011 IEEE Trans. Multimedia   Journal DOI vibration signal processing, source localization
L. Liao, A. W. H. Khong Adaptive channel equalization of room acoustics exploiting sparseness constraint 2011 IEEE Signal Processing Letters   Journal DOI acoustic signal processing, speech enhancement
M. Bekrani, A. W. H. Khong, M. Lotfizad A linear neural network based approach for stereophonic acoustic echo cancellation 2011 IEEE Trans. Audio, Speech and Language Processing   Journal DOI acoustic signal processing, adaptive filtering
M. Bekrani, A. W. H. Khong, M. Lotfizad A clipping-based selective-tap adaptive filtering approach to stereophonic acoustic echo cancellation 2011 IEEE Trans. Audio, Speech and Language Processing   Journal DOI acoustic signal processing, adaptive filtering
D.-Q. Nguyen, W.-S. Gan, A. W. H. Khong Time-reversal approach to the stereophonic acoustic echo cancellation problem 2011 IEEE Trans. Audio, Speech and Language Processing   Journal DOI acoustic signal processing, adaptive filtering
R. Bremamanth, C. Veerabadran, A. W. H. Khong Localizing and recognizing integral pitches of cheque document images 2010 International Journal of Information and Communication Engineering   Journal Weblink  image signal processing
P. Loganathan, A. W. H. Khong, P. A. Naylor A class of sparseness-controlled algorithms for echo cancellation 2009 IEEE Trans. Audio, Speech and Language Processing   Journal DOI acoustic signal processing, adaptive filtering
X. Lin, A. W. H. Khong, M. Doroslovacki, P. A. Naylor Frequency domain adaptive algorithm for network echo cancellation in VoIP 2008 EURASIP Journal on Audio, Speech and Music Processing   Journal DOI acoustic signal processing, adaptive filtering
A. W. H. Khong, P. A. Naylor Selective-tap adaptive filtering with performance analysis for identification of time-varying systems 2007 IEEE Trans. Audio, Speech and Language Processing   Journal DOI acoustic signal processing, adaptive filtering
A. W. H. Khong, P. A. Naylor, J. Benesty A low delay and fast converging improved proportionate algorithm for sparse system identification 2007 EURASIP Journal on Audio, Speech, and Music Processing   Journal DOI acoustic signal processing, adaptive filtering
A. W. H. Khong, J. Benesty, P. A. Naylor Stereophonic acoustic echo cancellation: Analysis of the misalignment in the frequency domain 2006 IEEE Signal Processing Letters   Journal DOI acoustic signal processing, adaptive filtering
A. W. H. Khong, P. A. Naylor Stereophonic acoustic echo cancellation employing selective-tap adaptive algorithms 2006 IEEE Trans. Speech Audio Processing   Journal DOI acoustic signal processing, adaptive filtering
A. W. H. Khong, P. A. Naylor Selective-tap adaptive algorithms in the solution of non-uniqueness problem for stereophonic acoustic echo cancellation 2005 IEEE Signal Processing Letters   Journal DOI acoustic signal processing, adaptive filtering
K. Goh, Z. Shen, A. W. H. Khong A new probe-excited dual-mode cavity filter 2003 Microwave and Optical Technology Lett.   Journal DOI  wave-guide filter
K. Wu, A. W. H. Khong Sound source localization and tracking 2015 Context aware human-robot and human-agent interaction   Book Chapter   acoustic signal processing, localization and tracking
A. W. H. Khong, P. A. Naylor Adaptive blind multichannel system identification 2010 Speech dereverberation   Book Chapter   acoustic signal processing, speech enhancement
P. A. Naylor, A. W. H. Khong Selective-tap adaptive algorithms for echo cancellation 2006 Topics in Acoustic Echo and Noise Control   Book Chapter   acoustic signal processing, adaptive filtering
N.-Q. Hanh, V. G. Reju, A. W. H. Khong Location template matching on rigid surfaces for human-computer touch interface applications 2018 Recent advances in information, communications and signal processing   Book Chapter   vibration signal processing, source localization
A. W. H. Khong, D. Venkatraman, V. Reddy Instantaneous orbital phase using orientation quaternions for footstep detection 2012 Provisional patent US61/729,431  Patent   vibration signal processing, signal detection
A. W. H. Khong, V. G. Reju, A. Sulaiman, K. Arun, W. S. Gan Touch-point localization on solid plate surfaces via time-frequency analysis 2011 Provisional patent US61/507,717  Patent   vibration signal processing, source localization
S. Supraja, F.-S. Lim, S. Tan, B.-K. Ng, S.-Y. Ho, A. W. H. Khong Freshmen Orientation Program Using Minecraft: Designed by Students for Students during the Covid-19 Pandemic 2022 Proc. IEEE Frontiers in Education (FIE)   Conference learning, creativity, innovation
H. Liu, L. Perera, A. W. H. Khong, J. Dauwels, S. Khudanpur, S. Styles Enhancing language identification using dual-mode model with knowledge distillation 2022 Proc. Odyssey   Conference machine learning, language procesing
W. Qiu, S. Supraja, A. W. H. Khong Toward better grade prediction via A2GP - An academic achievement inspired predictive model 2022 Proc. Educational Data Mining (EDM)   Conference full-paper 8 pages learning analytics, machine learning
J. Li, W. Qiu, S. Supraja, A. W. H. Khong Grade prediction via text mining from course descriptions: Content and learning outcomes 2022 Proc. Educational Data Mining (EDM)   Conference learning analytics, machine learning
Z.-W. Tan, A. H. T. Nguyen, Y. Liu, A. W. H. Khong Multichannel noise reduction using dilated multichannel U-net and pre-trained single-channel network 2022 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference speech enhancement, machine learning
Y. Liu, Z.-W. Tan, A. W. H. Khong, H. Liu Joint source localization and association through overcomplete representation under multipath propagation environment 2022 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference signal proccessing
V.-A. Nguyen, A. H. T. Nguyen, A. W. H. Khong Tunet: A block-online bandwidth extension model based on transformers and self-supervised pretraining 2022 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference speech processing, machine learning
S. Supraja, F.-S. Lim, S. Tan, S.-Y. Ho, B.-K. Ng, A. W. H. Khong Factors impacting students’ creativity-related self-efficacy in an undergraduate makerspace-based course 2022 Proc. IEEE Global Engg. Edu. Conf. (EDUCON)   Conference learning, creativity, innovation
H. Liu, L. Perera, X. Zhang, J. Dauwels, A. W. H. Khong, S. Khudanpur, S. Styles End-to-end language diarization for bilingual code-switching speech 2021 Proc. Interspeech   Conference language processing, machine learning
K. Watcharasupat, A. H. T. Nguyen, C. H. Ooi, A. W. H. Khong Directional sparse filtering using weighted Lehmer mean for blind separation of unbalanced speech mixtures 2021 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, speech enhancement
M. Bekrani, A. H. T. Nguyen, A. W. H. Khong An adaptive non-linear process for under-determined virtual microphone beamforming 2021 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, speech enhancement
Z.-W. Tan, A. H. T. Nguyen, L. T. T. Tran, A. W. H. Khong A joint-loss approach for speech enhancement via single-channel neural network and MVDR beamformer 2020 Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA-ASC)   Conference acoustic signal processing, speech enhancement, machine learning
K. Liu, S. Tatinati, A. W. H. Khong A weighted feature extraction technique based on temporal accumulation of learner behavior features for early prediction of dropouts 2020 Proc. IEEE International Conference on Teaching, Assessment, and Learning for Engineering (TALE)   Conference machine learning, learning analytics
Z. Chao, S. Tatinati, A. W. H. Khong Controllable question generation with introduction of auxiliary information 2020 Proc. IEEE International Joint Conference on Neural Networks/IEEE World Congress on Computational Intelligence (IJCNN)   Conference machine learning, natural language processing (NLP)
M. K. Ho, S. Tatinati, A. W. H. Khong Distilling essence of a question: a hierarchical architecture for question quality in community question answering sites 2020 Proc. IEEE International Joint Conference on Neural Networks/IEEE World Congress on Computational Intelligence (IJCNN)   Conference machine learning, natural language processing (NLP)
M. Bekrani, A. W. H. Khong A delayless sub-band PNLMS adaptive filter for sparse channel identification 2020 Proc. IEEE Iranian Conference on Electrical Engineering (ICEE)   Conference acoustic signal processing, adaptive filtering
Z.-W. Tan, A. H. T. Nguyen, A. W. H. Khong An efficient dilated convolutional neural network for UAV noise reduction at low input SNR 2019 Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA-ASC)   Conference acoustic signal processing, speech enhancement, machine learning
A. H. T. Nguyen, V. G. Reju, A. W. H. Khong A method based on L-BFGS to solve constrained complex-valued ICA 2019 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, blind source separation
V. G. Reju, R. S. Rashobh, A. H. T. Nguyen, A. W. H. Khong An efficient multi-source DOA estimation algorithm for underdetermined system 2018 Int. Workshop on Acoustic Echo and Noise Control (IWAENC)   Conference acoustic signal processing, DOA estimation
W. Qiu, A. W. H. Khong, W. P. Tay Hidden Markov Model for masquerade detection based on sequence alignment 2018 Proc. IEEE Cyber Science and Technology Congress   Conference signal detection
S Supraja, S. Tatinati, K. Hartman, A. W. H. Khong Automatically linking digital signal processing assessment questions to key engineering outcomes 2018 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference machine learning, natural language processing (NLP)
K. H. R. Ng, S. Tatinati, A. W. H. Khong Online education evaluation for signal processing course through student learning pathways 2018 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference machine learning, learning analytics
K. Ng, K. Hartman, N. Goodkin, A. W. H. Khong Mining for preparatory processes of transfer learning in a blended course 2017 American Geophysical Union Meeting   Conference machine learning, learning analytics
T. Sivanagaraja, M. K. Ho, Y. Wang, A. W. H. Khong End-to-end speech emotion recognition using multi-scale convolution networks 2017 Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA-ASC)   Conference machine learning, signal classification
Y. Wang, T. Sivanagaraja, L. Huang, K.- J. Hong, K. C. Veluvolu, A. W. H. Khong Predictive local receptive fields based respiratory motion tracking for motion-adaptive radiotherapy 2017 Proc. IEEE Int'l Conf. Engineering Medicine & Biology Soc. (EMBC)   Conference machine learning
S Supraja, K. Hartman, S. Tatinati, A. W. H. Khong Development of expertise through deliberate practice: A machine learning approach to automatically classify questions aligned with learning outcomes 2017 Proc. Education Data Mining (EDM)   Conference full-paper 8 pages machine learning, natural language processing (NLP)
Q.-H. Nguyen, V. G. Reju, A. W. H. Khong On TOA estimation of vibration signals for localizing impacts on solid surfaces 2017 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference vibration signal processing, source localization
A. H. T. Nguyen, V. G. Reju, A. W. H. Khong, I.-Y. Soon Learning complex-valued latent filters with absolute cosine similarity 2017 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, blind source separation
M. Bekrani, A. W. H. Khong A robust MINT equalization algorithm based on near-common zero concept 2017 Proc. Iranian Conf. Electrical Engineering (ICEE)   Conference acoustic signal processing, speech enhancement
K. H. R. Ng, K. Hartman, K. Liu, A. W. H. Khong Modelling the way: Using action sequence archetypes to differentiate learning pathways from learning outcomes 2016 Proc. Education Data Mining (EDM)   Conference full-paper 8 pages machine learning, learning analytics
Q.-H. Nguyen, V. G. Reju, A. W. H. Khong Source localization on solids utilizing logistic modeling of energy transition in vibration signals 2016 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference vibration signal processing, source localization

Q.-H. Nguyen, V. G. Reju, A. W. H. Khong

Noise robust source localization on solid surfaces

2015

Proc. IEEE Conf. Information, Communications, Signal Processing (ICICS)

 

Conference

Best Paper Award

vibration signal processing, source localization

H. Shen, V. G. Reju, A. W. H. Khong Speech enhancement via covariance estimation using Hermitian angle in adaptive beamforming 2015 Proc. IEEE Digital Signal Process. (DSP)   Conference acoustic signal processing, speech enhancement
L. Liao, X.-L. Li, A. W. H. Khong Analysis of the noise robustness problem and a new blind channel identification algorithm 2015 Proc. IEEE Digital Signal Process. (DSP)   Conference acoustic signal processing, speech enhancement
V. Reddy, A. W. H. Khong Direction-of-arrival estimation of speech sources under aliasing conditions 2015 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, DOA estimation
K. Wu, V. G. Reju, A. W. H. Khong Multi-source direction-of-arrival estimation in a reverberant environment using single acoustic vector sensor 2015 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, DOA estimation
K. Wu, V. G. Reju, A. W. H. Khong Single-channel speech enhancement in a transient noise environment by exploiting speech harmonicity 2015 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, speech enhancement
J. Cao, A. W. H. Khong, S. Gannot On the performance of widely linear quaternion based MVDR beamformer for an acoustic vector sensor 2014 Proc. Int. Workshop on Acoustic Echo and Noise Control (IWAENC)   Conference acoustic signal processing, speech enhancement
R. Mars, V. G. Reju, A. W. H. Khong A frequency-invariant fixed beamformer for speech enhancement 2014 Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA-ASC)   Conference acoustic signal processing, speech enhancement
A. Kattukandy, V. G. Reju, A. W. H. Khong Source localization on solids utilizing time-frequency analysis of parameterized warped signals 2014 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference vibration signal processing, source localization
M. Bekrani, A. W. H. Khong Misalignment analysis and insights into the performance of clipped-input LMS with correlated Gaussian data 2014 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, adaptive filtering
R. Rashobh, A. W. H. Khong Adaptive multichannel equalization applied to room acoustics exploiting the sparsity of target response 2014 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, speech enhancement
B. Liu, V. G. Reju, A. W. H. Khong A preprocessing method for underdetermined convolutive blind source separation using single-source confidence measure 2013 Proc. IEEE Conf. Information, Communications, Signal Processing (ICICS)   Conference acoustic signal processing, blind source separation
M. S. Y. Aw, C. S. Lim, A. W. H. Khong SmartDJ: An interactive music player for music discovery by similarity comparison 2013 Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA-ASC)   Conference multimedia processing
K. Wu, A. W. H. Khong Acoustic source tracking in reverberant environment using regional steered response power measurement 2013 Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA-ASC)   Conference acoustic signal processing, source tracking
K. Wu, S. T. Goh, A. W. H. Khong Speaker localization and tracking in the presence of sound interference by exploiting speech harmonicity 2013 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, source localization
B. Liu, V. Reju, A. W. H. Khong Underdetermined instantaneous blind source separation of sparse signals with temporal structure using the state-space model 2013 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, blind source separation
D. Venkatraman, V. Reddy, A. W. H. Khong On the use of the quaternion generalized Gaussian distribution for footstep detection 2013 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference vibration signal processing, signal detection
R. Sobhana, A. W. H. Khong A multichannel time-domain subspace approach exploiting multiple time-delays for acoustic channel equalization 2013 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference acoustic signal processing, speech enhancement
M. Bekrani, A. W. H. Khong Convergence analysis of clipped input adaptive filters applied to system identification 2012 Proc. IEEE Asilomar Conf. Signals, Systems and Computers Conference   acoustic signal processing, speech enhancement
R. S. Rashobh, A. W. H. Khong A variable step-size multichannel equalization algorithm exploitung sparseness measure for room acoustics 2012 Proc. IEEE Int'l Symposium on Circuits and Systems (ISCAS) Conference invited paper acoustic signal processing, speech enhancement
D. Venkatraman, V. Reddy, A. W. H. Khong, B. P. Ng Polarization-cum-energy metric for footstep detection using vector-sensor 2011 Proc. IEEE Conf. Technologies for Homeland Security (HST) Conference DOI vibration signal processing, signal detection
D. Venkatraman, V. Reddy, A. W. H. Khong, B. P. Ng A study of the ambiguity problem in footstep bearing estimation using tri-axial geophone 2011 Proc. IEEE Conf. Information, Communications, Signal Processing (ICICS) Conference DOI vibration signal processing, DOA estimation
R. S. Rashobh, D. Liu, A. W. H. Khong An adaptive subspace based multichannel equalization algorithm for room acoustics equalization with sparseness constraint 2011 Proc. IEEE Conf. Information, Communications, Signal Processing (ICICS) Conference DOI acoustic signal processing, speech enhancement
K. Arun, E. Ong, A. W. H. Khong Source localization on solids using Kullback-Leibler discrimination information 2011 Proc. IEEE Conf. Information, Communications, Signal Processing (ICICS) Conference DOI vibration signal processing, source localization
R. S. Rashobh, D. Liu, A. W. H. Khong Adaptive multichannel equalization of room acoustics in the frequency domain 2011 Int. Conf. Signal Processing Systems (ICSPS)   Conference   acoustic signal processing, speech enhancement
M. Bekrani, A. W. H. Khong Performance analysis and insights into the clipped input adaptive filters applied to system identification 2011 Int. Conf. Signal Processing Systems (ICSPS)   Conference   acoustic signal processing, adaptive filtering
B. Liu, V. G. Reju, A. W. H. Khong Underdetermined blind speech separation using LPC and sparseness 2011 Int. Conf. Signal Processing Systems (ICSPS)   Conference   acoustic signal processing, blind source separation
R. Li, M. Bekrani, A. W. H. Khong Acoustic source reconstruction using efficient adaptive inverse approach 2011 Int. Conf. Signal Processing Systems (ICSPS)   Conference   acoustic signal processing, speech enhancement
B. Liu, B. Ramachandran, A. W. H. Khong A wavenumber-fitting extrapolation method for FFT-based near-field acoustic holography using microphone array 2011 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI acoustic signal processing
L. Liao, A. W. H. Khong Equalization of multichannel acoustic system using sub-systems for speech dereverberation 2011 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI acoustic signal processing, speech enhancement
D. Liu, R. S. Rashobh, D. Liu, A. W. H. Khong, M. Yukawa A subspace-based adaptive approach for multichannel equalization of room acoustics 2011 Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA-ASC) Conference Weblink acoustic signal processing, speech enhancement
R. Li, A. W. H. Khong Quadratic phase coupling analysis for infrasound vehicle detection 2010 Proc. IEEE Asia Pacific Conference on Circuits and Systems (APCCAS)   Conference DOI acoustic signal processing, signal detection
V. V. Reddy, V. Divya, A. W. H. Khong, B. P. Ng Footstep detection and denoising using a single triaxial geophone 2010 Proc. IEEE Asia Pacific Conference on Circuits and Systems (APCCAS)   Conference DOI  vibration signal processing, signal detection
R. S. Rashobh, A. W. H. Khong, P. A. Naylor Adaptive blind system identification for speech dereverberation using apriori estimates 2010 Proc. IEEE Asia Pacific Conference on Circuits and Systems (APCCAS)   Conference DOI  acoustic signal processing, speech enhancement
M. Bekrani, M. Lotfizad, A. W. H. Khong An efficient quasi LMS/Newton adaptive algorithm for stereophonic acoustic echo cancellation 2010 Proc. IEEE Asia Pacific Conference on Circuits and Systems (APCCAS)   Conference DOI  acoustic signal processing, adaptive filtering

L. Liao, A. W. H. Khong

Sparseness-Controlled Affine Projection Algorithm for Echo Cancellation

2010

Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA-ASC)  

Conference

Best Paper Award


Weblink

acoustic signal processing, adaptive filtering

D. Liu, A. W. H. Khong A wavelet-based algorithm for speech DOA estimation under noisy environment 2010 Proc. Int. Workshop on Acoustic Echo and Noise Control (IWAENC)   Conference Weblink acoustic signal processing, DOA estimation
L. Liao, A. W. H. Khong A noise robust multichannel algorithm for blind estimation of room impulse responses 2010 Proc. Int. Workshop on Acoustic Echo and Noise Control (IWAENC)   Conference Weblink acoustic signal processing, speech enhancement
A. Sulaiman, K. Poletkin, A. W. H. Khong Source localization in the presence of dispersion for next generation touch interface 2010 Proc. IEEE Cyberworlds   Conference DOI  vibration signal processing, source localization
D. Liu, A. W. H. Khong Improvement of speech source localization in noisy environment using overcomplete rational-dilation wavelet transforms 2010 Proc. IEEE Cyberworlds   Conference DOI acoustic signal processing, source localization
L. Wang, A. W. H. Khong, W.-S. Gan On the conditioning of the propagation function in a near-field loudspeaker array 2010 Proc. European Signal Processing Conference (EUSIPCO)   Conference Weblink  acoustic signal processing
M. Bekrani, A. W. H. Khong, M. Lotfizad A new partial update NLMS for stereophonic acoustic echo cancellation 2010 Proc. European Signal Processing Conference (EUSIPCO)   Conference Weblink  acoustic signal processing, adaptive filtering

K. Poletkin, X. Yap, A. W. H. Khong

A touch interface exploiting the use of vibration theories and infinite impulse response filter modeling based localization algorithm

2010

Proc. IEEE Int. Conf. Multimedia and Expo (ICME)

Conference

Top 15%


DOI 

vibration signal processing, source localization

M. Bekrani, A. W. H. Khong, M. Lotfizad

Neural network based adaptive echo cancellation for stereophonic teleconferencing application

2010

Proc. IEEE Int. Conf. Multimedia and Expo (ICME)

 

Conference

Top 15%


DOI 

acoustic signal processing, adaptive filtering
M. Bekrani, A. W. H. Khong, M. Lotfizad A clipping-based adaptive filtering approach for stereophonic acoustic echo cancellation 2010 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, adaptive filtering
X. Yap, A. W. H. Khong, W.-S. Gan Localization of acoustic sources on solids: A linear predictive coding based algorithm for location template matching 2010 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  vibration signal processing, source localization
P. Loganathan, X. Lin, A. W. H. Khong, P. A. Naylor Frequency-domain adaptive multidelay algorithm with sparseness control for acoustic echo cancellation 2009 Proc. European Signal Proccessing Conference (EUSIPCO)   Conference Weblink  acoustic signal processing, adaptive filtering
W. Zhang, A. W. H. Khong, P. A. Naylor Acoustic system equalization using channel shortening techniques for speech dereverberation 2009 Proc. European Signal Proccessing Conference (EUSIPCO)   Conference Weblink acoustic signal processing, speech enhancement
D.-Q Nguyen, W.-S. Gan, A. W. H. Khong Selective time-reversal block solution to the stereophonic acoustic echo cancellation problem 2009 Proc. European Signal Proccessing Conference (EUSIPCO)   Conference Weblink  acoustic signal processing, adaptive filtering
X. Lin, A. W. H. Khong, P. A. Naylor Blind system identification for speech dereverberation with forced spectral diversity 2009 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, speech enhancement
W. Zhang, A. W. H. Khong, P. A. Naylor Adaptive inverse filtering of room acoustics 2008 Proc. IEEE Asilomar Conf. Signals, Systems and Computers   Conference DOI acoustic signal processing, adaptive filtering
P. Loganathan, A. W. H. Khong, P. A. Naylor A sparseness controlled proportionate algorithm for acoustic echo cancellation 2008 Proc. European Signal Proccessing Conference (EUSIPCO)   Conference Weblink  acoustic signal processing, adaptive filtering
P. A. Naylor, X. Lin, A. W. H. Khong Near-common zeros in blind identification of SIMO acoustic systems 2008 Proc. Joint Worksop on Hands-free Speech Communication and Microphone Arrays (WHSCMA)   Conference DOI  acoustic signal processing, speech enhancement
A. W. H. Khong, Gan, W., P. A. Naylor, Brookes, M. A low complexity fast converging partial update adaptive algorithm employing variable step-size for acoustic echo cancellation 2008 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, adaptive filtering
A. W. H. Khong, X. Lin, M. Doroslovacki, P. A. Naylor Frequency domain selective tap adaptive algorithms for sparse system identification 2008 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, adaptive filtering
A. W. H. Khong, X. Lin, P. A. Naylor Algorithms for identifying clusters of near-common zeros in multichannel blind system identification and equalization 2008 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, speech enhancement
Ahmad, R., A. W. H. Khong, P. A. Naylor A practical adaptive blind multichannel estimation algorithm with application to acoustic impulse responses 2007 Proc. IEEE Int. Conf. Digital Signal Processing   Conference DOI  acoustic signal processing, speech enhancement
A. W. H. Khong, Brookes, M. The effect of calibration errors on source localization with microphone arrays 2007 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, source localization
P. A. Naylor, A. W. H. Khong, Brookes, M. Misalignment performance of selective tap adaptive algorithms for system identification of time-varying unknown systems 2007 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, adaptive filtering
Ahmad, R., A. W. H. Khong, Hasan, M. K., P. A. Naylor An extended normalized multichannel FLMS algorithm for blind channel identification 2006 Proc. European Signal Proccessing Conference (EUSIPCO)   Conference Weblink  acoustic signal processing, speech enhancement
Ahmad, R., A. W. H. Khong, P. A. Naylor Proportionate frequency domain adaptive algorithms for blind channel identification 2006 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, speech enhancement
A. W. H. Khong, J. Benesty, P. A. Naylor Effect of interchannel coherence on conditioning and misalignment performance for stereo acoustic echo cancellation 2006 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, adaptive filtering
A. W. H. Khong, P. A. Naylor Efficient use of sparse adaptive filters 2006 Proc. IEEE Asilomar Conf. Signals, Systems and Computers   Conference Invited paper
DOI 
acoustic signal processing, adaptive filtering
A. W. H. Khong, J. Benesty, P. A. Naylor An improved proportionate multi-delay block adaptive filter for packet-switched network echo cancellation 2005 Proc. European Signal Processing Conference (EUSIPCO)   Conference Weblink  acoustic signal processing, adaptive filtering

A. W. H. Khong, P. A. Naylor

Frequency domain adaptive algorithms for stereophonic acoustic echo cancellation employing tap selection

2005

Int. Workshop on Acoustic Echo and Noise Control (IWAENC)  

Conference

Best
Paper Award

 

Weblink 

acoustic signal processing, adaptive filtering
A. W. H. Khong, P. A. Naylor A family of selective-tap algorithms for stereo acoustic echo cancellation 2005 Proc. IEEE Int. Conf. Acoust. Speech Signal Process. (ICASSP)   Conference DOI  acoustic signal processing, adaptive filtering
A. W. H. Khong, P. A. Naylor Reducing inter-channel coherence in stereophonic acoustic echo cancellation using partial update adaptive filters 2004 Proc. European Signal Processing Conference (EUSIPCO)   Conference Weblink  acoustic signal processing, adaptive filtering
P. A. Naylor, A. W. H. Khong Affine projection and recursive least squares adaptive filters employing partial updates 2004 Proc. IEEE Asilomar Conf. Signals, Systems and Computers   Conference Invited paper
DOI 
acoustic signal processing, adaptive filtering
A. W. H. Khong, P. A. Naylor The use of partial update schemes to reduce inter-channel coherence in adaptive stereophonic acoustic echo cancellation 2003 Proc. Int. Workshop on Acoustic Echo and Noise Control (IWAENC)   Conference Weblink  acoustic signal processing, adaptive filtering
A. W. H. Khong, P. A. Naylor A partial-update adaptive algorithm for stereophonic acoustic echo cancellation 2002 Proc. Young Speech Researchers Meeting   Conference   acoustic signal processing, adaptive filtering