Associate Professor Tom Moir

Associate Professor

Phone: +64 9 921 9999 ext 6052

Email: Tom.Moir@aut.ac.nz

Physical Address:

AUT University
WS Building, Room 407
34 St Paul Street
Auckland Central
Auckland



Postal Address:

Auckland University of Technology
School of Engineering, Computer and Mathematical Sciences
Private Bag 92006
Auckland 1142
Auckland



Links to relevant web pages:
http://www.speechresearch.co.nz


Qualifications:

BSc Control Engineering

Ph.D Estimation and Control Engineering


Memberships and Affiliations:

Member of the IET

Member of IPENZ

European Engineer

Research Areas:

My research interests are in the areas of adaptive signal processing for noise-reduction in speech-driven systems. I also contribute to the area of adaptive control. Other interests include "Smart-House" technology using speech recognition.

Publications:

Patent
Pettigrew, A. M. & Moir, T. J. (2003). [... a method and apparatus for separating two independently modulated co-channel interfering FM carriers]. (Intellectual Property-Patent Publication No WO 99/45635).

Refereed Journal Publications
G.L.Filho and Moir,T.J From science fiction to science fact: A Smart-House interface        using speech technology and a  photo-realistic avatar, International Journal of Computer   applications in technology, Vol. 39, Nos. 1/2/3, pp 32-39, 2010.

Qi, T. and T.J. Moir, A Hybrid Noise Canceller with a Real-time adaptive Wiener Filter and a Geometric Based Voice-activity Detector for an Automotive Application, Int Journal Adaptive Control and Signal Processing, 24:p 508-522, 2010.

Qi, T. and Moir, T.J Automotive speech control in a non-stationary noisy environment, International Journal of Computer Applications in Technology, Vol. 39, Nos. 1/2/3, pp 27-  31, 2010.

Moir, T.J, The Trapezoidal Method of Steepest-Descent and its Application to Adaptive Filtering, The Open Signal Processing Journal 2010,3, pp.1-5.

Moir, T.J, A unified family of recursive algorithms using feedback, Circuits, Systems and Signal Processing DOI 10.1007/s00034-010-9252-y, Oct 2011, Vol. 30 Issue 5, p1047.

Moir, T.J, A control theoretical approach to the polynomial spectral factorization problem, Circuits, Systems and Signal Processing DOI 10.1007/s00034-011-9270-4, Springer 2011:30:pp 987-998,

Moir, T.J, Loop-shaping techniques applied to the Least-Mean-Squares Algorithm, Signal, Image and Video Processing 5(2), pp 231-243, DOI 10.1007/s11760-010-0157-9, 2011.

Moir, T.J and Harris, J.I, Decorrelation of multiple non-stationary sources using a multivariable crosstalk-resistant adaptive noise canceller, Int. J. Adapt. Control Signal Process, 2013 27,5,pp 349-367.

Moir, T.J, Filtering, smoothing and prediction using a control-loop spectral factorization method for coloured noise, Int. J. Adapt. Control Signal Process. 2013,7:pp153-165.

Moir, T.J and Pettigrew, A.M, A Multiplicative Cancellation Approach to Multipath Suppression in FM Radio, Wireless Personal Communications, Published Online Springer, 2014,75:pp799-819.

Moir, T.J, FIR System Identification using feedback, Journal of Signal and Information  Processing (JSIP) ,Vol 4 No 4, pp 385-393 Nov 2013 (open source).

Moir, T.J, Inverting non-minimum phase FIR transfer functions with application to reverberant speech. Int Journal Speech Technology, 2014, 17, 245-252.

Moir, T.J, Inverting non-minimum phase FIR transfer functions, American Journal of Signal Processing, 2013,3:4:pp102-105.

Moir, T.J, FPGA based rapid prototyping of a crosstalk-resistant adaptive decorrelator, Dline Transactions on Machine design,1,2, 2013.

Sharan, R. V., & Moir, T. J. (2015). Subband Time-Frequency Image Texture Features for Robust Audio Surveillance. IEEE Transactions on Information Forensics and Security, 10(12), 2605-2615.

Moir, T., & Chehrehsa, S. (2015). Speech enhancement using Maximum A-Posteriori and GaussianMixture Models for speech and noise Periodogram estimation. Computer Speech and Language, 36, 58-71.

Moir, T. J. (2015). Spectral factorization using FFTs for large-scale problems. International Journal of Adaptive Control and Signal Processing, 29(8), 954-970.

Sharan, R. V., & Moir, T. J. (2015). Noise robust audio surveillance using reduced spectrogram image feature and one-against-all SVM. Neurocomputing, 158, 90-99. doi:10.1016/j.neucom.2015.02.001.

Moir,T.J (2016). FIR system identification for correlated noise using the convolution matrix, an investigation. Signal, Image and Video Processing, 10,6,pp 1049-1054.

Harris, J. I., Alam, F., & Moir, T. J. (2016). A hybrid frequency–time domain symmetric adaptive decorrelator. Signal, Image and Video Processing, 1-8 doi:10.1007/s11760-016-1040-0

Sharan, R. V., & Moir, T. J. (2016). An overview of applications and advancements in automatic sound recognition. Neurocomputing. doi:10.1016/j.neucom.2016.03.020, Vol 200,5, 22-34.

Sharan, R.V and Moir, T.J (2017). Robust acoustic event classification using deep neural   networks, Information Sciences, 396, 24-32.

Moir, T.J., Automatic variance control and variance estimation loops. Circuits Systems and Signal Processing, 2001. 20(1): p. 1-10.

Moir, T.J., Simulation of a Phase-Locked Loop using LabVIEW. Journal A (Belgium), 2002. 43(2): p. 8-10.

Moir, T.J. and J.F. Barrett, A kepstrum approach to filtering, smoothing and prediction with application to speech enhancement. Proceedings of the Royal Society of London Series a-Mathematical Physical and Engineering Sciences, 2003. 459(2040): p. 2957-2976.

Jeong, J. and Moir,T.J, A real-time kepstrum approach to speech enhancement and noise cancellation. Neurocomputing, 2008. 71: p. 2635-2649.

Qi, Z. and T.J. Moir, Automotive three-microphone noise-canceller in a frequently moving noise source environment. Int Journal Signal Processing, 2006. 3(4): p. 298-304.

Moir, T.J., Real-time acoustic beamforming on a PC. WSEAS Transactions on Signal Processing, 2006. 2(2): p. 167-174.

Moir, T.J., A z-domain transfer function solution to the non-minimum phase acoustic beamformer. Intern. J. Syst. Sci., 2007. 38(7): p. 563-575.

Moir, T.J., Control systems approach to the sample inverse covariance matrix Journal of the Franklin Institute, 2009. 346(April): p. 237-252.

Moir T.J., Control theoretical approach to the multivariable spectral factorisation problem, Electronics Letters 2009 vol 45(2),p p:1215 – 1216

Anderson, A.J. and T.J. Moir, Evaluation of the Gain for an Adaptive Deconvolution Smoother. Signal Processing, 1991. 22(2): p. 209-213.

Campbell, D.R., T.J. Moir, and H.S. Dabis, Multivariable Polynomial Matrix Formulation of Adaptive Noise Canceling. Signal Processing, 1992. 26(2): p. 177-183.

Chen, W.N. and T.J. Moir, Adaptive noise cancellation for nonstationary real data background noise using three microphones. Electronics Letters, 1999. 35(23): p. 1991-1992.

Clark,D F and T.J.Moir Application of a PLL and ALL noise reduction        process in optical sensing systems, 1997 IEEE Trans Industrial Electronics, 44(1),p 136-138

Dabis, H.S. and T.J. Moir, Least Mean Squares as a Control-System. International Journal of Control, 1991. 54(2): p. 321-335.

Dabis, H.S. and T.J. Moir, A Unified Approach to Optimal Estimation Using Diophantine Equations. International Journal of Control, 1993. 57(3): p. 577-598.

Dussarrat, O.J., D.F. Clark, and T.J. Moir, The setting-up of an optical remote sensing system for target identification: A laboratory experiment. IEEE Transactions on Education, 1999. 42(3): p. 186-191.

Hung, C.P., T.J. Moir, and J. Findlay, Multivariable Adaptive Noise Cancellation applied to a Milling tool condition monitoring system. Applied Signal Processing, 1994. 1: p. 181-187.

Hung, C.P., T.J. Moir, and J. Findlay, Milling Signal enhancement using Multivariable Adaptive Noise Cancellation. Machine Vibration, 1995. 4: p. 22-32.

Jong, G.J., Moir,T.J and Pettigrew,A.M Improvement of FM demodulator with cochannel FM interference. Electronics Letters, 1999. 35(20): p. 1758-1759.

Moir, T.J. and A.M. Pettigrew, Inband Noise Canceling in FM Systems - the White-Noise Case. Electronics Letters, 1992. 28(9): p. 814-815.

Moir, T.J., Analysis of an Amplitude-Locked Loop. Electronics Letters, 1995. 31(9): p. 694-695.

Moir T.J, Frequency-domain approach to state-space LQG self-tuning control, 1991 Proc IEE D, Control Theory and applications, 138(4), p 372-380

Moir T.J, Stabilizing discrete polynomials using spectral factorization, 1991, Electronics Letters 27(7), p 581-583

Pettigrew, A.M. and  Moir, T.J Reduction of FM Threshold Effect by In-band Noise Cancelling. Electronics Letters, 1991. 27(12): p. 1082-1084.

Pettigrew, A.M. and T.J. Moir, Coherent Demodulation of DSSC without Pilot Tone Using the Amplitude-Locked Loop. Journal of the Audio Engineering Society, 1993. 41(12): p. 998-1007.

Moir, T.J., D.R. Campbell, and H.S. Dabis, A Polynomial Approach to Optimal and Adaptive Filtering with Application to Speech Enhancement. IEEE Transactions on Signal Processing, 1991. 39(5): p. 1221-1224.

Moir, T.J. and H.S. Dabis, Solution of Generalized Multivariable Noise Canceling Problem. Electronics Letters, 1991. 27(12): p. 1060-1061.

Moir T.J Equivalence between state-space and polynomial methods for discrete LQG control, 1994 Systems Science (Tech Univ Wroclaw,Poland), 20(4) p 5-17

Moir T.J, Digital control system compensation using the span ratio, 1990 Journal A (Belgium), 31(1), p 64-69

Moir T.J, Analysis of phase-detector dc offset in a phase-locked loop, Electronics Letters 1995 31(16), p 1312-1313

Vishwanath, T.G., D.R. Campbell, and T.J. Moir, Real-Time Implementation of a Self-Tuning Filter and Smoother Using a Tms32010 Microprocessor. IEEETransactions on Industrial Electronics, 1987. 34(1): p. 115-118.

Anderson, A.J. and T.J. Moir, A Performance Evaluation of an Iir Adaptive Smoother on a Dual Transputer System. Journal of Microcomputer Applications, 1990. 13(4): p. 305-320.

Anderson, A.J. and T.J. Moir, Innovations-Based Signal Generator for a Transputer. Microprocessors and Microsystems, 1990. 14(8): p. 497-503.

Barrett, J.F. and T.J. Moir, The Kepstrum Method for Spectral-Analysis. International Journal of Control, 1986. 43(1): p. 29-57.

Barrett, J.F. and T.J. Moir, A Unified Approach to Multivariable Discrete-Time Filtering Based on the Wiener-Theory. Kybernetika, 1987. 23(3): p. 177-197.

Grimble, M.J. and T.J. Moir, Multivariable Weighted Minimum Variance Self-Tuning Controllers. International Journal of Control, 1985. 42(6): p. 1283-1307.

Jong, G.J., Moir, T.J and A.M. Pettigrew, Co-channel FM interference suppressed by using the amplitude-locked loop for digital communication. Electronics Letters, 1998. 34(8): p. 719-720.

Moir, T.J. and J.F. Barrett, A Wiener-Theory of Digital Linear-Quadratic Control. International Journal of Control, 1989. 49(6): p. 2123-2155.

Moir, T.J. and M.J. Grimble, Finite interval smoothing for discrete time systems. Systems Science (Tech Univ of Wroclaw ), 1982. 8(1): p. 53-74.

Moir, T.J. and M.J. Grimble, Optimal Self-Tuning Filtering, Prediction, and Smoothing for Discrete Multivariable Processes. IEEE Transactions on Automatic Control, 1984. 29(2): p. 128-137.

Moir, T.J. and M.J. Grimble, Weighted Minimum Variance Controller for Nonsquare Multivariable Systems. IEEE Transactions on Automatic Control, 1986. 31(10): p. 976-977.

Moir, T.J., T.G. Vishwanath, and D.R. Campbell, Real-Time Self-Tuning Deconvolution Filter and Smoother. International Journal of Control, 1987. 45(3): p. 969-985.

Moir T.J  Optimal deconvolution Smoother, 1986 IEE Proc D, Control Theory and applications, 133 91),p13-18

Refereed Conference Publications

Yoganathan,V and Moir,T.J, Speech Enhancement Using a Nonlinear Neural Switched         Griffiths-Jim Beamformer 10th International Conference on Information Science, Signal  Processing and their Applications (ISSPA 2010), pp 217-220.

Almanji,A, Moir,T.J, Chitty,C and Chang,J, Vision tracking and voice-controlled foyer service robot, ASME Information Storage and Processing Systems Conference, 2010, June 14-15, 2010, Santa Clara, CA, USA.

Moir, T., Alam, F., & Harris, J, Blind Source Separation for Adaptive Speech Control. In The eighteenth annual Conference on Mechatronics and Machine Vision in Practice. Brisbane, Australia, 6-7 Dec 2011.

Moir,T.J, Adaptive crosstalk-resistant noise-cancellation using Kalman filters,9th IMA (Institute of Mathematics and its applications) International Conference on Mathematics in Signal Processing, Birmingham, 17-20th Dec 2012, Birmingham, UK.

Moir,T.J, System Identification using Control Theory, DSP 2013,18th International Conference on Digital Signal Processing, Santorini Greece,1-3 June 2013.

Moir,T.J, FPGA based crosstalk-resistant adaptive decorrelator, 3rd International Conference on Innovative Computing Technology, (INTECH 2013), August 29-31 City Temple Conference Centre, London, UK 2013.

Moir T.J, Spectral factorization of z-domain polynomials using non-linear least-squares. 19th International Conference on Digital Signal Processing (DSP), IEEE. 2-23 August 2014,Hong Kong.

Sharan,R.V and Moir,T.J, Comparison of multiclass SVM classification techniques in an audio surveillance application under mismatched conditions. 19th International Conference on Digital Signal Processing (DSP), IEEE. 2-23 August 2014, Hong Kong.

Sharan,R.V and Moir,T.J, Audio Surveillance under Noisy Conditions using Time-Frequency Image Feature. 19th International Conference on Digital Signal Processing (DSP), IEEE. 2-23 August 2014,Hong Kong.

Sharan,R.V and Moir, T. J.(2015). Subband spectral histogram feature for improved sound recognition in low SNR conditions. In International Conference on Digital Signal Processing, DSP 2015 Vol. 2015-September (pp. 432-435). Institute of Electrical and Electronics Engineers Inc.. doi:10.1109/ICDSP.2015.7251908

Sharan, R. V., & Moir, T. J. (2015). Cochleagram image feature for improved robustness in sound recognition.. In DSP 2015 (pp. 441-444). IEEE. doi:10.1109/ICDSP.2015.7251910

Sharan, R. V., & Moir, T. J. (2015). Subband spectral histogram feature for improved sound recognition in low SNR conditions.. In DSP 2015 (pp. 432-435). IEEE. doi:10.1109/ICDSP.2015.7251908

Sharan, R. V., and Moir,T.J (2015). Robust audio surveillance using spectrogram image texture feature. In 40th IEEE International Conference on Acoustics,Speech and Signal Processing (ICASSP) 2015 (pp. 1956-1960). Brisbane: IEEE.

Moir, T. (2016). A new look at the LMS algorithm with Correlated driving noise. In IEEE 2016 3rd International Conference on Signal Processing and Integrated Networks (SPIN) (pp. 24-27). New Delhi.

Jong, G.J., et al. The autocorrelation function of the cochannel FM interference using the amplitude-locked loop. in IECON '03. The 29th Annual Conference of the IEEE. 2003.

eong, J. and T.J. Moir. Kepstrum approach to real-time speech-enhancement methods using two microphones. in IEEE Int Conference on Sensing Technology. 21-23 Nov 2005. Palmerston North, New Zealand.

Jeong, J. and T.J. Moir. Two microphone kepstrum approach to real-time speech enhancement methods. in IEEE Int Conf Intelligent Systems. 22-23 April 2006. Islamabad,Pakistan: IEEE.

Moir, T.J. Tests on a real-time adaptive beamformer as a virtual instrument. in WSEAS 5th International Conference on Signal Processing, Robotics and Automation,. 15-17 Feb 2006. Madrid,Spain: WSEAS.

Moir, T.J. and J. Jeong. Identification of Non-Minimum Phase Transfer Function Components. in IEEE ISSPIT 06. Aug 27-30 2006. Vancouver, Canada.

Moir, T.J. and M.A. Rashid. Technology in Local Remote Experimental environments. in First International Conference on Mechatronics. 12-13 Feb 2001. Kuala Lumpar, Malaysia.

Qi, Z. and T.J. Moir. An Automotive three-microphone Voice Activity Detector and noise canceller,. in Intelligent Sensors, Sensor Networks and Information Processing. 5-8 Dec 2005. Melbourne, Australia.

O.Diegel, G. Lomiwes, C. Messom, T.J. Moir,  Hokyoung Ryu , Vaitheki   Yoganathan, Liu Zhenqing A Bluetooth Home Design @NZ: Four Smartness, Presented at Home Orientated Information and Telematics (HOIT) York University UK,13-15th April 2005.

T.J.Moir A kepstrum approach to time-delay estimation with application to acoustic source tracking. Proceedings of the 15th IEEE Conference Mechatronics and Vision in Practice, 2-4 Dec 2008,Auckland New-Zealand.  

T.J.Moir and G.L.Filho  From Science fiction to science fact: A Smart-House  interface using speech technology and a photo-realistic avatar. Proceedings of the 15th IEEE Conference Mechatronics and Vision in Practice, 2-4  Dec 2008, Auckland, New Zealand.

V.Yoganathon and T.J.Moir Switched Griffiths-Jim beamformer using the   affine projection algorithm, Proceedings of the 15th IEEE Conference Mechatronics and Vision in Practice, 2-4 Dec 2008, Auckland, New Zealand.

T.Qi and T.J.Moir Automotive speech control in a non-stationary noisy environment, Proceedings of the 15th IEEE Conference Mechatronics and Vision in Practice, 2-4 Dec 2008, Auckland, New Zealand.

Agaiby, H., et al. Commercial speech recogonisers performance under adverse conditions: a survey. in ESCA-NATA tutorial and research workshop on robust speech recognition for unknown communication channels. 17-18 April 1997. Pont-A-Mousson, France.

Agaiby, H. and T.J. Moir. Knowing the wheat from the weeds in noisy speech. in Proc 5th European conf on speech communication and technology,. 22-25 Sept, 1997. Rhodes, Greece.

Chen, W.N. and T.J. Moir. Multiple microphone adaptive noise cancellation using a word boundary speech detector. in Proc Int Conf on Telecommunications. 15-18 June 1999. Cheju, Korea.

Chen, W.N. and T.J. Moir. Active Word Boundary Detection Using Three Microphones. in IEEE Workshop on Signal Processing System, Design and Implementation. 1999. Taipei, Taiwan.: IEEE.

Dussarrat, O.J., D.F. Clark, and T.J. Moir. Laser sensing application using an amplitude locked loop. in SPIE,12th Annual Int Symposium on Aerospace/Defence Sensing, Simulation and Controls. 13-17th April 1998. Orlando, Florida.

Jong, G.J. and T.J. Moir. The Performance of the amplitude-locked Loop with  Co-channel Interference. in Proc IECON '98. 31Aug-Sept 4 1998. Aachen, Germany.

Jong, G.J., T.J. Moir, and A.M. Pettigrew, Co-channel FM interference suppressed by using the amplitude-locked loop for digital communication. Electronics Letters, 1998. 34(8): p. 719-720.

Hung, C.P. and T.J. Moir. Comparison of Multivariable Adaptive Noise Cancelling Methods. in 10th Int Conf  on Systems Engineering. Sept 6-8,1994. Coventry, England.

Hussain, A., D.R. Campbell, and T.J. Moir. Diverse processing in cochlear spaced sub-bands for multi-microphone adaptive speech enhancement in reverberant environments. in Proc Eusipco 1998. 8-11 Sept 1998. Rhodes, Greece.

Hussain, A., D.R. Campbell, and T.J. Moir. A multi-microphone sub-band adaptive speech enhancement system employing diverse sub-band processing. in ESCA-NATA tutorial and research workshop on robust speech recognition for unknown communication channels. 17-18 April 1997. Pont-A-Mousson, France.

Hussain, A., D.R. Campbell, and T.J. Moir. A metric for selecting sub-band processing for adaptive speech enhancement systems. in Proc 5th Eoropean conf on speech communication and technology. 22-25 Sept  1997. Rhodes, Greece.

Hussain, A., D.R. Campbell, and T.J. Moir. Multi-sensor sub-band adaptive noise cancellation for speech enhancement in an automobile environment. in Adaptive Signal Processing for Mobile Communication Systems (Ref. No. 1997/383), IEE Colloquium on. 1997.

Moir, T.J. Application of servo theory to the LMS algorithm. in VII European Signal Processing Conference (Eusipco). Sept 13-16,1994. Edinburgh, Scotland.

Moir, T.J. and H.S. Dabis. LMS as a control system. in Proc Int Conf Systems Eng. Sept 13-15 1991. Coventry, England.

Dussarrat,O.J,  Clark,D.F and Moir,T.J New demodulation process to        reduce cochannel interference for a laser vibrometer sensing system, 1998  Third International Conference on Vibration Measurements by Laser Techniques Advances and  Applications, Enrico P. Tomasini, Editors, pp.2-13.

Barrett, J.F. and T.J. Moir. A theory of combined discrete time estimation and control. in Sixth Int Cont on Systems Engineering. 13-15 Sept 1988. Coventry, England.

Barrett, J.F. and T.J. Moir. Spectrum analyses using Kepstrum coefficients. in IEE Colloq,Recent advances in identification and signal processing. Feb 1984. Savoy Place, London: IEE.

Dabis, H.S., T.J. Moir, and D.R. Campbell. Multivariable polynomial formulation of adaptive noise cancelling. in Bilkent Int Conf on trends in coms,control and signal processing. July 2-5 1990. Ankara,Turkey: Elsevier.

Dabis, H.S., T.J. Moir, and D.R. Campbell. Speech enhancement by recursive estimation of differential path transfer functions. in Proc of the IEEE Conf,ICSP. Oct 22-261990. Beijing, China.

Dussarrat, O.J., D.F. Clark, and T.J. Moir. Application of PLL and ALL noise reduction for an optical sensing system. in Europto Symp on Laser,Optics and Vision for productivity in manufacturing. 10-14 June 1996. Besancon, France.

Grimble, M.J. and T.J. Moir. Multivariable Weighted minimum variance self-tuning controllers. in IFAC Workshop on Adaptive Systems in control and signal processing, June. 20-22 June 1983. San Francisco, USA.

Grimble, M.J., T.J. Moir, and P.T.K. Fung. Comparison of WMV and LQG self-tuning controllers. in IEEE Conf on Applications of Adaptive and Multivariable Control. 19-21 July 1982. University of Hull: IEEE.

Moir, T.J. Pole zero modelling of speech. in Seventh FASE symposium, Speech '88. 22-26 Aug 1988. University of Edinburgh: Institute of Acoustics.

Moir, T.J. Wiener separation principle for discrete-time systems. in AMSE Conf Signals and Systems. July 12-14 1989. Brighton, England.

Moir, T.J. and M.J. Grimble, Finite interval smoothing for discrete time systems. Systems Science (Tech Univ of Wroclaw), 1982. 8(1): p. 53-74.

Vishwanath, T.G., T.J. Moir, and D.R. Campbell. Self-tuning filtering and smoothing of corrupted speech. in IEE Int Conf onSpeech Input/Output Techniques and Applications,London. March 24-26, 1986.

Book Chapter

Qi, T. and T.J. Moir, An Adaptive Wiener Filter for Automatic Speech Recognition in a Car Environment with Non-Stationary Noise. Smart Sensors and Sensing Technology, ed. S. Mukhopadhyay and G.S. Gupta. Vol. 20. 2008: Springer-Verlag.


Last updated: 14-Jun-2017 2.49pm

The information on this page was correct at time of publication. For a comprehensive overview of AUT qualifications, please refer to the Academic Calendar.