Research Publications

1.  Naga M. Dasari, D (Nanda) Nandagopal, Vijayalakshmi Ramasamy, Bernadine Cocks, Bruce H. Thomas, Nabaraj Dahal and Paul Gaertner, “Moment to moment Functional Brain Network variability during cognitive activity in EEG” Accepted for publication in the Journal of Integrative Neuroscience, 2015.  Imperial College Press
2.  Vijayalakshmi R, Nandagopal  D, Cocks B,  Dasari, N and Dahal, N, “ Minimum Connected Component - A Novel Approach to Detection of Cognitive Load Induced Changes in Functional Brain Networks” – Neuro Computing , 170 (2015)15-31
3.  M. Thilaga, R. Vijayalakshmi, R. Nadarajan, D. Nandagopal, B. Cocks, C. Archana, and  N.   Dahal, “A Heuristic Branch-and-Bound Based Thresholding Algorithm for Unveiling Cognitive Activity from EEG “  -Neuro Computing , 170(2015) 32-46
4.  Ramasamy Vijayalakshmi, Nanda Nandagopal, M Thilaga and Bernadine Cocks, “Characterisation of Cognitive Activity using Minimum Connected Component” -  Accepted for presentation at 22nd International Conference on Neural Information Processing (ICONIP2015),  November 9-12, 2015 Istanbul  (Turkey).
5. Md. Hedayetul Islam, D(Nanda)Nandagopal,  Ramasamy Vijayalakshmi,  Jia Tina Du and Bernadine Cocks,  “Cognitive Load Driven Directed Information Flow in Functional Brain Networks”  Accepted for presentation at 22nd International Conference on Neural Information Processing (ICONIP2015),  November 9-12, 2015 Istanbul  (Turkey).
6. Md. Hedayetul Islam, D(Nanda)Nandagopal,  Ramasamy Vijayalakshmi,  Jia Tina Du and Bernadine Cocks,  ”  Cognitive Activity during web Search”  Accepted for presentation at the 38 Annual SIGIR conference, to be held in Santiago, Chile, August 2015.
7. Md. Hedayetul Islam, D(Nanda)Nandagopal,  Ramasamy Vijayalakshmi,  Jia Tina Du and Bernadine Cocks, “ Towards a Cognitive Metric Using Normalised transfer Entropy “ proceedings of  the International conference on Biomedical Computing (BioMed 2014)  held in Harvard University, December 14-16 2014.
8. Md. Hedayetul Islam, D(Nanda)Nandagopal,  Ramasamy Vijayalakshmi,  Jia Tina Du and Bernadine Cocks, “ Transfer Entropy and Information Flow Patterns in Functional Brain Networks during Cognitive activity” Proceedings of   the International Conference on Neural information processing -  C.K.Loo Et al. (Eds)  : ICONIP 204, Part I, Neural Information Processing- Lecture Notes in Computer Science , 8834, pp 1-10,  Springer International Publishing, Switzerland 2014. 
9. Arvind Rajagopalan, Farhan Faruqi and D(Nanda) Nandagopal, “Intelligent Missile Guidance using  Artificial Neural Networks “Journal of  Artificial Intelligence ,  Vol 4, No 1, PP 60 – 72, 2015
10. Aakash Dawadee,  Javaan Chahl,  D(Nanda) Nandagopal, “ An Algorithm for Autonomous Aerial Navigation using Landmarks, Accepted for publication - Journal of Aerospace Engineering,  2015
11. Vijayalakshi R, Naga Dasari, Nadagopal D and Subhiksha R, “Change Detection and Visualization of functionsl Brain Networks using EEG Data” Journal of Procedia – Computer Science, DOI: 10.1016/j.procs 2014.05.060
12. Alexander Cameron, Markus Stumptner, Nanda Nandagopal, Wolfgang Mayer, Todd Mansell, "A method of analysing real-time performance of a distributed SOA process container using real-time calculus" submitted to Elsevier "Real-Time Systems"
13. Cocks, B. Nandagopal, D. Vijayalakshmi, R. Dasari, N. Dahal, N & Thilaga, M. “Brain Strain: How much is too much?”, Journal of Educational Sciences & PsychologyVol. IV (LXVI) No1 / 2014
14. D Nandagopal, R Vijayalakshmi, Bernie Cocks, Nabaraj Dahal, Naga Dasari and M Thilaga ”Computational neuroengineering Approaches to Characterising Cognitive Activity in EEG Data”, Book chapter to be published by Springer in “knowledge-based Information Systems in Practice” 2014
15. Nabaraj Dahal, D (Nanda) Nandagopal, Bernadine Cocks, Ramasamy Vijayalakshimi, Naga Dasari,  and Paul Gaertner, ““TVAR modeling of EEG to detect audio distraction during simulated driving, Accepted for publication in the Journal Of Neural Engineering – JNE- 100260. R2, 2014
16. Alexander Cameron, Markus Stumptner, Nanda Nandagopal, Wolfgang Mayer, Todd Mansell, “  A Rule-Based Platform for Distributed Real-Time SOA with Application in Defence Systems”, to be presented at the MilCIS 2013 ( Military Communications and Information Systems) conference, November 2013, Canberra, Australia
17. Alexander Cameron, Markus Stumptner, Nanda Nandagopal, Wolfgang Mayer, Todd Mansell, “ Deterministic Framework for Distributed Real-Time Service Oriented Architectures” Accepted for publication in Elsevier Journal of Science of Computer Programing Special Issue: SOAP 2013.
18. Aakash Dawadee, Javaan Chahl, D(Nanda) Nandagopal, Zorica Nedic, "Illumination, Scale and Rotation Invariant Algorithm for Vision-based UAV Navigation",  Accepted for publication  in the International Journal of Pattern Recognition and Artificial Intelligence (IJPRAI), 2013.
19. Aakash Dawadee, Javaan Chahl, D(Nanda) Nandagopal, "A method for Landmark Extraction for Autonomous Vision-based Navigation of UAVs",  Proceedings of the 15th Australian International Aerospace Congress (AIAC15), Melbourne, Australia, February, 2013.
20. Nabaraj Dahal, Nanda  Nandagopal, Bernadine Cocks, Naga Dasari, Ramasamy Vijalakshimi, Paul Gaertner. "Event Related Synchronization and Desynchronization of EEG Data during Distracted Virtual Driving" to be published in IEEE Asia International Conference on Mathematical Modeling and Computer Simulation, Hong Kong, July 2013.
21. B Cocks, D Nandagopal, R Vijayalakshmi, M Thilaga, N Dasari, N Dahal, "Breaking the Camel’s Back: Can Cognitive Overload Be Quantified In The Human Brain?“, accepted for  the 9th International Conference on Cognitive Science,  27 -30 August 2013, Kuching, Sarawak, Malaysia, to be published in Journal of Cognitive Science.
22. Nanda(D) Nandagopal,  Vijayalakshmi R, Bernie Cocks, Nabaraj Dahal,  Naga Dasari, Thilaga M, Shamshu Dharwez S, “Computational Techniques for Characterizing Cognition using EEG - New Approaches’ accepted for publication as invited paper in the proceedings of  the  17th International Conference in Knowledge Based and Intelligent Information and Engineering Systems - KES2013, Japan, October 2013
23. Naga M. Dasari, Nanda (D) Nandagopal, Bruce Thomas, Bernie Cocks, and Nabaraj Dahal, Vijayalakshmi R. and Paul Gaertner, “A Signal Processing System for Visualizing Complex Functional Brain Networks during Cognitive Load” to be published in the Proceedings of IEEE  ICCSII 2013 conference , Bandung, Indonesia June 2013
24. Aakash Dawadee, Javaan Chahl, D(Nanda) Nandagopal and Zorica Nedic, “Landmark Feature Signatures for UAV Navigation” to be published in the Proceedings of IEEE  ICCSII 2013 conference , Bandung, Indonesia June 2013
25. Dr Farhan Faruqi,  Mr. Arvind Rajagopalan  and  Dr. D (Nanda) Nandagopal, ”Differential Game Theory Application to Intelligent Missile Guidance” to be published in the Proceedings of IEEE  ICCSII 2013 conference , Bandung, Indonesia June 2013
26. A Cameron, M Stumptner, D Nandagopal, W Mayer, T Mansell, 'Performance Analysis of a Rule-Based SOA Component for Real-Time Applications'. ACM SAC 2013 Conference proceedings Portugal 2013
27. R Vijayalakshmi, N Dahal, N Dasari, B Cocks, D Nandagopal, 'Identification and Analysis of Functional Brain Networks' International Conference on Pattern Recognition (ICPR) 2012, Tsukuba, Japan
28. B Cocks and D Nandagopal,  ‘Systems and Technology Drivers, requirements and Challenges that Characterise Cognition ’  a commercial in confidence report submitted to the Defence Science and Technology Organisation, Department of Defence, November 2012
29. N Dahal, D Nandagopal, B Cocks, R Vijayalakshimi, N Dasari, ' Modeling of Cognitive Functions In Driving Environments Using EEG', The 3rd Australiasian Cognitive Neuroscience Conference (ACNS 2012), University of Queensland, Brisbane, Australia
30. N Dasari, D Nandagopal, R Vijayalakshimi, B Thomas, N Dahal, B Cocks, 'Visualization of Complex Neural connections during Cognitive load using EEG data', The 3rd Australiasian Cognitive Neuroscience Conference (ACNS 2012), University of Queensland, Brisbane, Australia
31. B Cocks and D Nandagopal,  ‘Cognitive Structures, Processing, Modelling, Experimentation and measurement with recent developments on Cognitive Augmentation and their impact on Defence Force capabilities’  a commercial in confidence report submitted to the Defence Science and Technology Organisation, Department of Defence, August 2012
32. N Dahal, D Nandagopal, A Nafalski, Z Nedic, "Modeling of Cognition using EEG:  A Review and a New Approach."  TENCON 2011 - 2011 IEEE Region 10 Conference Digital Object Identifier: 10.1109/TENCON.2011.6129270 Publication Year: 2011 , Page(s): 1045 – 1049
33. A Cameron, M. Stumptner, D Nandagopal, W Mayer, "Rule-Based Control of Decentralised SOA for Real-Time Applications" , published at CyberC-China, October 2012.
34. D Nandagopal, “ The challenge of Complex Systems Integration” keynote speech at Systems Engineering, Test and Evaluation  International Conf (SETE 10), Adelaide, Australia 2010.
35. D Nandagopal,  “ DSI- TA Annual Report 2009”, DSI-TA Publication, Dept of Defence, Australia 2010.
36. D Nandagopal, “A Framework for Understanding Systems Integration Risks – DSITA publication “ Dept of Defence,  Australia, 2010
37. D Nandagopal and Todd Mansell, “ Birch CIED System- Development & Deployment: Lessons Learned – DSITA report 200901” [RESTRICTED] Dept of Defence, Australia 2009
38. Jaci Pratt and D Nandagopal, “ A QuickLook report on Land 121 Ph3 LLC Issues – DSTIA Report 200902” [RESTRICTED] Dept of Defence report, Australia 2009
39. D Nandagopal, “Facing the challenge of complex Systems Integration”,  Invited speech at ADM Skilling Summit 2009, Melbourne,  Australia.
40.     D Nandagopal,  “Challenges facing Systems Engineering Community- A Defence perspective”  Invited Chairman’s speech at Improving Systems and Software Engineering Conference (ISSEC) 2009, Australia
41. D Nandagopal, “Engineering in an Integrated Future (SE/SI: Past, Present & Future)” SUMMIT speech at the INCOSE 2009 Conference, Singapore.
42. D Nandagopal,  “Australian Defence Science and Technology- making the difference” –  keynote speech at Pacific Operational Science and Technology Conference, Hawaii, July 2008.
43. D Nandagopal, “Defence Strategic Problem Space” Graduation Ceremony speech, Pre deployment Operations Analysis course for Defence personnel to be deployed to operations overseas, Canberra, May 2008.
44. D Nandagopal, “Impact of Defence Science on Policy Making”, Major presentation to the
    Centre for Defence and Strategic Studies, 9 November 2007
45.     D Nandagopal, “DSTO Governance, Accountability and Management arrangements - A discussion paper on improving Program Management and Budgeting” a paper submitted to DSTO CDS Advisory Committee, October 2007.
46. D Nandagopal, “Technology Drivers for Land Warfare” Keynote speech at Land Warfare Conference, Adelaide, October 2007.
47. D Nandagopal, “Strategic Leadership, Personal Renewal and Development” conducted a series of workshops for DSTO staff and community leaders in Adelaide, 2007.
48. D Nandagopal, “TTCP Joint Systems and Analysis annual report 2007” covering System of Systems issues, modernising defence processes and enabling TTCP Science & Technology synergies,  Edinburgh, Australia October 2007.
49. D Nandagopal, “The future demands of Systems Integration for Defence Industry” Keynote speech at Queensland Innovation Series lectures, Brisbane, August 2007.
50. D Nandagopal, “Systems Integration challenges” Keynote Address at Asia-Pacific Systems Engineering conference (INCOSE), Singapore, March 2007.
51. D Nandagopal, “Societal Issues: Impacts and Implications for Defence to 2020” Chaired and conducted an International TTCP workshop on issues such as Energy, Environmental and Emerging Economies of India and China and their impact on western military, Edinburgh, Australia October 2006.
52. D Nandagopal, “TTCP Joint Systems and Analysis annual report 2006” covering System of Systems issues including Land Systems, modernising defence processes and enabling TTCP Science & Technology synergies, Suffield, Canada, October 2006.
53. D Nandagopal, “Systems Integration challenges for the ADO” Defence magazine, November, 2006.
54. D Nandagopal, “Complex Adaptive Systems Conference for Defence – Options and the way ahead” Opening speech, International Complex Adaptive Systems Conference, Adelaide, July 2006.
55. D Nandagopal, “Future Technology and Defence Preponderance” Technology Futures Conference conducted by the Electronics Industry Association, Melbourne, July 2006.
56. D Nandagopal, “Technology revolution and challenges for the future maritime Force capability edge” Keynote Speech at Sea power conference, Pacific 2006, Sydney, February 2006.
57. D Nandagopal, “Future Naval Capabilities – Australian challenges and perspectives” US – Australia Maritime Cooperation conference, Pacific 2006, Sydney, February 2006.
58. D Nandagopal, “Opening speech on ARC Research Networks”, International Conference on Intelligent Sensors, Sensor Networks and Information Processing (ISSNIP), Melbourne December 2005.
59. D Nandagopal, “Technology Edge for the Hardened Networked Army” Keynote speech at International Land Warfare Conference, Gold Coast, November 2005.
60. D Nandagopal, “TTCP Joint Systems and Analysis annual report 2005” covering System of Systems issues including Land Systems, modernising defence processes and enabling TTCP Science & Technology synergies, London, UK, October 2005.
61. D Nandagopal, “Defence Operations Research” Opening Speech International Conference on Defence Operations Research, Melbourne, August 2005.
62. D Nandagopal, “Battle Space Automation” Invited speech Asia- Pacific Defence Electronics Conference, Kuala Lumpur, Malaysia, April 2005.
63. D Nandagopal, “A Future view from Defence” Keynote speech SimTec 2005 conference, Sydney, May 2005.
64. D Nandagopal, “Automation of the Battle space” Keynote speech at Network Centric Warfare Asia Pacific conference, Singapore, September 2004.
65. D Nandagopal, “Electronic Warfare and information operations in the Asia pacific region” Opening speech at AOC International Exhibition and Symposium, Adelaide, 2004.
66. D Nandagopal,  “Automation of the Battle space and Systems Integration” Australian Defence Magazine conference, February 2004.
67. L Sciacca, L.,S Cook, B.Bates, D. Nandagopal, S Allison, and D Shackleton, “A national approach to systems integration of large complex systems”, Proceedings of Systems Engineering/Test and Evaluation Conference, SETE 2004: Focussing on Project Success, Adelaide, 8 to 10 November 2004.
68. D Nandagopal, “Keynote Address Shallow Survey 2003” Third International conference on High resolution surveys in Shallow water, December 2003.
69. D Nandagopal, “Systems Sciences Laboratory – Strategic Initiatives 2003” a DSTO Publication, 2003.
70. D Nandagopal, “Australian Undersea Defence Research” Keynote speech at UDT Korea, Korea, October 2002.
71. D Nandagopal, “Technology Exploitation for the future Maritime Battlefield” Invited presentation at Pacific 2002 Sea Power conference, Sydney, 2002.
72. D Nandagopal, “The spectrum of R&D capabilities required for DSTO to respond to Navy's Strategic Directions, a discussion paper presented to Navy Science Board, August 2001.
73. D Nandagopal and Ross Barrett, “Centre of Expertise in Sonar Systems and Sonar Signal Processing” a proposal paper presented to Navy Science Board, March 2001.
74. D Nandagopal, “Proposal to Establish a Collins Submarine Combat System Technical Direction Advisor” role for DSTO made to Defence Materials Organisation, March 2001.
75. D Nandagopal, “Network Centric Warfare Role in Integrated Air Defence and War fighting” Proceedings of CDS/CN conference, held in Canberra October 2000.
76. D Nandagopal and R Body, “RAN-DSTO Centre of Expertise in Maritime Operations Research and Exercise Analysis - A Proposal made to Chief of Navy for Support to Navy Capability Management, July 2000.
77. D Nandagopal, “WSD Infrastructure Issues” paper presented to CDSAC February 2000.
78. D. Nandagopal, “Strategic Priorities for Australian Weapons R&D” Strategic plan prepared for the Dept of Defence, 1999.
79. D. Nandagopal, J Adams and M Chick, “Explosives Ordnance Research in DSTO – A review” paper presented to the Chief Defence Scientist Advisory Committee, March 1998.
80. D.Nandagopal, “Proceedings of the 28th meeting of the International TTCP WPN group meeting” held in Auckland, New Zealand and Salisbury Australia, September 1998 - edited two volumes.
81. D. Nandagopal, “Australian position paper on conventional weapons technology” paper presented at the 27th meeting of the international TTCP WPN Group meeting held at the US Army Research Laboratories, Aberdeen Proving Grounds, Aberdeen, MD, USA, September 1997.
82. D. Nandagopal, “A strategic overview of Australian R&D in Weapons Systems” presented at the TTCP Subgroup W meeting held at DRA Fort Halstead, UK, September 1996.
83. B. Raymond, D. Taverner, D. Nandagopal and J. Mazumdar, “Classification of heart rate variability in patients with mild hypertension” Australian Journal of Intelligent Information Processing Systems, October 1996.
84. P. Lozo and D. Nandagopal, “Selective transfer of spatial patterns by presynaptic facilitation in a shunting competitive neural layer” proceedings of ANZIIS’96 Conference, Adelaide, November 96.
85. L. Sciacca and D. Nandagopal, “Low Probability of Intercept (LPI) anti-ship RF missile seeker” classified paper - presented to RAN/USN - 1996.
86. P. Lozo, C.C. Lim and D. Nandagopal, “Translation invariant pattern recognition: neural network architecture based on biological visual spatial attention” The Australian Journal of Intelligent Information Processing Systems, November 1995.
87. D. Nandagopal, M. Palaniswami, T. Morgan and N. Martin, “Feature extraction and classification of radar targets using neural networks” invited paper, proceedings of the SPIE’s International Symposium of Aerospace/Defence Sensing and Dual-use Photonics held in Orlando, USA 1995.
88. B. Raymond, D. Nandagopal and J. Mazumdar, “A neural network based feature extraction technique for heart rate variability” proceedings of SPIE’s International Symposium on Aerospace/Defence Sensing and Dual-use Photonics held in Orlando, USA 1995.
89. P. Lozo, C.C. Lim and D. Nandagopal, “Neural network model of 2-D visual spatial attention and translation invariant pattern recognition” proceedings of the fifth Australian Conference on Neural Networks, pp 84-89 - Brisbane, 1994.
90. D. Nandagopal, N.M. Martin, R.P. Johnson, P. Lozo and M. Palaniswami, “A comparison of the potential performance of artificial neural network classifiers for RF Seekers” proceedings of the TTCP WTP-5 annual meeting, Vol-2, June 1994.
91. D. Nandagopal, “Generic Missile Technology” editor - course notes - 19 Chapters, May 1994.
92. D. Nandagopal, “An overview of tactical missiles and their seekers” Chapter 1, Generic Missile Technology course notes, course conducted in DSTO, May 1994.
93. D. Nandagopal, “Technology trends in guided missiles” Chapter 18, Generic Missile Technology course notes, course conducted in DSTO, May 1994.
94. D. Nandagopal, “An emerging technology for future guided missiles” Chapter 18, Generic Missile Technology course notes, course conducted in DSTO, May 1994.
95. D. Nandagopal, N.M. Martin, R.P. Johnson, P. Lozo and M. Palaniswami, “Performance of radar target recognition schemes using neural networks:  A Comparative Study” proceedings of IEEE - ICASSP94, April 1994.
96. S. To, R.J. Evans, D. Nandagopal, N. Martin and L.J. Sciaaca, “Adaptive radar power control for LPI tracking using a PDA algorithm” University of Melbourne report to DSTO, 63 pages, 1994.
97. P. Lozo, C.C. Lim and D. Nandagopal, “A neural network model of 2-D visual spatial attentions and translation invariant pattern recognition” proceedings of the fifth Australian Conference on Neural Networks, pp 84-89, Brisbane, 1994.
98. M. Palaniswami, D. Nandagopal and N. Martin, “Automatic target recognition using self-organising neural networks” proceedings of ANZIIS Conference, December 1993.
99. P. Lozo, D. Nandagopal and C.C. Lim, “A self organising neural network architecture for real-time and stable learning and recognition of translation variant patterns” proceedings of ANZIIS 93, December 1993.
100. P. Lozo, D. Nandagopal and C.C. Lim, “Dynamic neural networks for visual spatial attention and translation invariance” proceedings of TTCP WTP-5 21st meeting England, April 1993.
101. D. Nandagopal, N. Martin and M. Palaniswami, “Radar target recognition using Kohonen's feature maps” proceedings of TTCP WTP-5 21st meeting, England, April 1993.
102. P. Lozo, C.C. Lim and D. Nandagopal, “Towards dynamic neuro computational visions and object recognition, Part 1:  Covert and exogenous visual spatial attentions neural networks with translation invariance” proceedings of IEEE Workshop on Visual Signal Processing and Communications, Melbourne September 1993.
103. M. Watson, D. Nandagopal and J. Singh, “Modelling of heart rate variability under neuropsychic load, invited paper AUTOMEDICA, Vol 15, 259-271, England, 1993.
104. J. Singh, D. Dunt and D. Nandagopal, “Stress response studies in mediators using heart rate variability” invited paper AUTOMEDICA, Vol 15, 273-279, England, 1993.
105. R.J. Evans, D. Nandagopal, J.S. Evans and N. Martin, “LPI radar for stealth seeker - preliminary results” University of Newcastle report to DSTO, 12 pages, 1992.
106. D. Nandagopal, “Probabilistic and self-organising neural networks for signal processing” invited paper at the International Symposium on Signal Processing and its Application (ISSPA'92), Workshop on the Applications of Neural Networks to Signal processing, 11 pages, Gold Coast, August 1992.
107. D. Nandagopal, “Introduction to neural networks” presented at the International Symposium on Signal Processing and its Application, Workshop on the Applications of Neural Networks to signal Processing, 8 pages, Gold Coast, 1992.
108. D. Nandagopal, R.P. Johnson, N. Martin and A.C. Wright, “Radar target recognition using multilayer back propagation neural networks (MLBPN)” proceedings of IEE/IEEE RADAR 92 International Conference held in England, October 1992.
109. N. Martin, D. Nandagopal and M. Kara, “Body fixed antenna options for seekers” proceedings of IEE/IEEE RADAR 92 International Conference held in England, October 1992.
110. D. Nandagopal, “Neural network applications in defence” a paper presented to the Royal Australian Air Force and to DSTOS advisory Committee, May 1992.
111. D. Nandagopal, A.C. Wright, N.M. Martin, R.P. Johnson, P. Lozo and I. Potter, “Radar target recognition using ART2” proceedings of ACNN 92 Canberra, February 1992.
112. D. Nandagopal, “Fundamentals of artificial neural networks” DSP Applications Workshop, 5 pages, IREECON 91 International, Sydney, September 1991.
113. D. Nandagopal, “ART neural network for signal processing” DSP Applications Workshop, 9 pages, IREECON 91 International, Sydney, September 1991.
114. D. Nandagopal, “Linear predictive coding” DSP Applications Workshop, 21 pages, IREECON 91 International, Sydney, September 1991.
115. Nandagopal, “Introduction to Digital Signal Processing (DSP) and DSP Tools” IREECON 91 International, 33 pages, Sydney, September 1991.
116. P. Lozo, R.P. Johnson, D. Nandagopal, G.N. Nussey and T. Zyweck, “An Adaptive Resonance Theory (ART) Based Neural Network approach to classifying Targets in infrared images” Proceedings of the 2nd Australian Conference on Neural Networks, Sydney, 1991.
117. R.P. Johnson, D. Nandagopal, A. Zachnik, C.J.S. deSilva, Y. Attikiouzel and P. Lozo, “Automatic target recognition using multi-class probabilistics and self-organising neural networks” proceedings of IREECON International, Sydney, 146-149, September 1991.
118. R.P. Johnson, D. Nandagopal, G.G. O'Connor and G. Thomas, “A transputer based object tracking system for IR/TV images” proceedings of IREECON International, 74-77, Sydney, September 1991.
119. D. Nandagopal, R.P. Johnson and P. Lozo, “Automatic target recognition of IR images using neural networks - A possible application to missile seekers” proceedings of 19th TTCP WTP-5 Meeting, Picatinny Arsenal, USA, June 1991.
120. D. Nandagopal, “Application of probabilistic and self-organising neural networks in pattern recognition:  a tutorial paper” invited paper - NATO ASI series - Probabilistic and Stochastic Methods in Analysis with Applications - edited by J.S. Byrnes et al Khluwer Academic Publishers - pp 369-382, 1991.
121. M. Kara, D. Nandagopal, N. Martin and B. Bates, “Antenna options for missile seekers” proceedings of Symposium on Antennas, Sydney, 1991.
122. P. Lozo, R.P. Johnson, D. Nandagopal, G. Nussey and T. Zyweck, “An Adaptive Resonance Theory (ART) based neural network approach to classifying targets in infrared images”  proceedings of Australian Conference on Neural Networks (ACNN 91), 22-25, Sydney, February 1991.
123. D. Nandagopal, T.K Sarkar, Y. Hua and I. Potter, “Estimation of poles of radar returns from moving targets using matrix pencil method” proceedings of IEEE, IASTED, ISSPA 90 Conference, Gold Coast, August 1990.
124. D. Nandagopal, N. Martin and D.J. Heilbronn, “Signal processing for high resolution imaging radar” proceedings of IEEE, IASTED, ISSPA90 Conference, Gold Coast, August 1990.
125. I.W. Cahill et al and D. Nandagopal, “A DSP multi-processor implementation and its applications to radar signal processing” proceedings of IEEE, IASTED, ISSPA 90 Conference, Gold Coast, August 1990.
126. D. Nandagopal, N. Martin, R. Hawkes, I. Potter and D. Heilbronn, “Characterisations of the Doppler modulation aspects of radar echoes from moving targets” proceedings of Radarcon 90, Vol 1, 195-201, Adelaide, 1990.
127. D Nandagopal, P Ryan, D Heilbronn and G Nash, “Real-time radar signal processing system based on a dedicated FFT processor” proceedings of Radarcon 90, vol 2, 611-615, Adelaide, 1990.
128. H. Barkley and D. Nandagopal, “A 36 GHz ISAR for high resolution cross range imaging” proceedings of Radarcon 90, vol 2, 591-597, Adelaide, 1990.
129. G. Nash, and D Nandagopal, “Signal processing techniques for radar imaging” proceedings of Radarcon 90, vol 2, 485-491, Adelaide, 1990.
130. Y. Hua, T.K. Sarkar and D. Nandagopal, “Identifying multiple scattered transients using matrix pencil methods” proceedings of Radarcon 90, vol 2, 437-443, Adelaide, 1990.
131. I.W. Cahill, et al and D. Nandagopal, “Application of a dedicated DSP processor in ISAR signal processing” proceedings of Radarcon 90, vol 2, 553-559, Adelaide, 1990.
132. G. Nash, D. Nandagopal and W. Cowley, “Two dimensional linear predictions in radar target imaging” Proc Image Processing and Impact of New Technologies, IREE, IE Aust Conference, 135-138, Canberra, December 1990.
133. D.J. Heilbronn and D. Nandagopal, “Status report on Inverse Synthetic Aperture Radar (ISAR) Program” 11 pages, MRD task paper - AIR 88/228.01, paper presented to 1989 TTCP (five nation meeting) meeting, UK, September 1989.
134. D. Nandagopal, D. Longstaff, G. Nash, D.J. Heilbronn and N. Martin, “Application of selective linear predictive coding in enhancing cross range resolution of ISAR images” proceedings of SPIE's 33rd International Symposium on Advanced Algorithms and Architecture for Signal Processing IV, 12 pages, San Diego, California, USA, August 1989.
135. D. Nandagopal, G. Nash and D. Longstaff, “Linear predictive coding analysis of Inverse Synthetic Aperture Radar (ISAR) Signals” proceedings of IREECON 89, Melbourne, September 1989.
136. P. Junor, P. Ryan, D. Nandagopal and J. Hall, “Near real-time processing of Magnetic Resonance Imaging (MRI) signals with a state-of-the-art FFT processor” proceedings of the International Conference on Image Processing (ICIP '89), Singapore, September 1989.
137. P. Junor, G. Hall, P. Ryan and D. Nandagopal, “The use of a fast frequency domain processor in one and two dimensional magnetic resonance data processing” proceedings of International Symposium on Computer Architecture and Digital Signal Processing, Hong Kong, October 1989.
138. C.H. Chan, D. Nandagopal, W. Chan and D.A.H. Johnson, “Diagnostic Image Processing Package (DIMPAK) - quantitative approach to detect myocardial infarction” proceedings of the 2nd IFMBE Pan-Pacific Symposium, Melbourne, July 1989.
139. M. Watson, D. Nandagopal and J. Singh, “Pole-zero sensitivity of Heart Rate Variability (HRV) under neuro-psychic load” proceedings of the 2nd IFMBE Pan-Pacific Symposium, Melbourne, July 1989.
140. P. Junor, D. Nandagopal, J. Hall and P. Ryan, “A fast processing system for NMR applications” proceedings of the 2nd IFMBE Pan-Pacific Symposium, Melbourne, July 1989.
141. J. Singh, D. Nandagopal and M. Watson, “Heart Rate Variability (HRV) responses in meditators and non-meditators during stress” proceedings of the 2nd IFMBE Pan-Pacific Symposium, Melbourne, July 1989.
142. P. Ryan, D. Nandagopal and D.A.H. Johnson, “A fast speech processing system based on Austek's FFT processor” proceedings of ASSPA 89 signal processing, Vol 1, 192-195, 1989.
143. Xiao, D. Nandagopal and D.A.H. Johnson, “Segmentation of isolated word speech signals using AR models” proceedings of ASSPA 89 signal processing, Vol 1, 88-92, 1989.
144. M. Watson, D. Nandagopal and D.A.H. Johnson, “Zero modelling of beat-to-beat variability in heart rate” proceedings of ASSPA 89 signal processing, Vol 1, 93-37, 1989.
145. C.H. Chan, D. Nandagopal, W.C. Chan and D.A.H. Johnson, “An image processing approach to detect myocardial infarction” proceedings of ASSPA 89 signal processing, Vol 1, 62-64, 1989.
146. M. Lech, D. Nandagopal and D.A.H. Johnson, “Two-dimensional linear predictive coding for images” proceedings of ASSPA 89 signal processing, Vol 1, 73-77, 1989.
147. P.A. Junor, D. Nandagopal, J. Hall and P. Ryan, “Processing of nuclear magnetic resonance signals using an FFT processor chip” proceedings of ASSPA 89 signal processing, Vol 1, 161-163, 1989.
148.  Xiao, D. Nandagopal and D.A.H. Johnson, “On the application of AR model in segmenting isolated-word speech signal” proceedings of the 2nd Australian International Conference on Speech Science and Technology, pp.170-175, Sydney, December 1988.
149. D. Nandagopal, M. Watson and J. Singh, “Zero modelling of Heart Rate Variability (HRV) and the adaptive behaviour of the cardiac control system” presented at EPSM-88 Conference, Brisbane, September 1988.
150. D. Nandagopal, C. Chan, W.C. Chan and D.A.H. Johnson, “Detection of myocardial infarction by image processing of 2-dimensional echo-cardiograms” presented at EPSM-88 Conference, Brisbane, September 1988.
151. D. Nandagopal, D.A.H. Johnson and J. Koljonan, “Pole zero analysis of speech by linear predictive coding” proceedings of the European conference on Speech Technology, Vol. 1, 258 261 Edinburgh, September 1987.
152. D. Nandagopal, D.A.H. Johnson, W.C. Chan and C. Chan, “Image processing of 2 dimensional echo Cardiograms to extract myocardial tissue texture information” proceedings of the International symposium on Signal Processing and its Application (ISSPA87, IASTED, IEEE, IREE, IEAust.), Vol. 2, 827 831, Brisbane, August 1987.
153. D. Nandagopal, J.S. Packer and J. Singh, “Power spectral modelling of Heart Rate Variability (HRV)” proceedings of the International Symposium on Signal Processing and its Application (ISSPA87, IASTED, IEEE, IREE, IEAust.), Vol. 2, 795 798 Brisbane, August 1987.
154. D. Nandagopal and D.A.H. Johnson, “Pole Zero analysis of speech by linear predictive coding using minimum phase criteria” proceedings of the International Symposium on Signal Processing and its Application, (ISSPA87, IASTED, IEEE, IREE, IEAust.), Vol. 2, 618 622 Brisbane, August 1987.
155. W. Chan, D. Nandagopal, D.A.H. Johnson, L. Darkin, and D. Hunt, “Characterization of normal and infarcted myocardium by processing of 2D echocardiograms” Cardiac Society of Australia and New Zealand Annual Meeting, Melbourne, August 1987.
156. M. Aldeen and D. Nandagopal, “Design of n-dimensional multipurpose dynamic digital controllers using a VLSI device” proceedings of the International Conference on Electronic, Circuits and Systems (ISELDECS-87), Kharagpur, India, paper no. DFI.5, pp. 1-3, 16-18 December 1987.
157. M. Aldeen, D. Nandagopal and D.A.H. Johnson, “Digital Filtering Approach to the design of multipurpose controller” proceedings of the International symposium on Signal Processing and its Application, (ISSPA87, IASTED, IEEE, IREE, IEAust.), Vol. 2, 903 907, Brisbane, August 1987.
158. D. Nandagopal, D.A.H. Johnson and J.P.T. Koljonen, “Modified pole zero decomposition of speech” proceedings of the first Australian Conference on Speech, Science and Technology, SST 86, pp.298 303, Canberra, 1986.
159. J.V. Basmajian, D. Nandagopal, and D.N. Ghista, “Electrodiagnostic model for motor unit action potential generation” The American journal of physical medicine, Vol. 64, No.6, pp.279 294, December 1985.
160. D. Nandagopal, E.L. Fallen, D.N. Ghista and S. Connally, “Reproducibility of resting HRV spectrum and its changes following physiological perturbations” Automedica, Vol.6, pp.235 247, 1985.
161. D. Nandagopal, D.N. Ghista et al. “Paediatric aortic valve assessment from phono echo cardiograms and aortic valve vibration analysis” Automedica, Vol.6, 1985.
162. W. Buchanan, D. Nandagopal, D.N. Ghista, E. Grace and P. Tugwell; “Assessment of Rheumatoid Hand Weakness” proceedings of 2nd International Conference on Rehabilitative Engineering, 1984.
163. D. Nandagopal, J. Mazumdar, R.E. Bogner and E. Goldblatt, “Spectral analysis of second heart sound in normal children by selective linear prediction coding” The journal of Medical and Biological Engineering & Computing, pp.229 239, May 1984.
164. T.C. Hearn, D. Nandagopal, D.N. Ghista and J. Mazumdar, “Assessment of atrio ventricular valve leaflet property based pathology from heart valve vibrational and heart sound spectral analyses” Automedica, Vol.5, pp.317 323, 1984.
165. W.W. Buchanan, D. Nandagopal, D.N. Ghista, E.M. Grace and PT. Tugwell, “Rheumatoid Hand weakness Characterizing Indices and Clinical Data acquisition” Engineering Medicine, July 1984.
166. D. Nandagopal, “Phonocardiogram frequency analysis techniques and on invasive determination of heart valve calcification” PhD thesis submitted to Department of Electrical & Electronic Engineering, University of Adelaide, Australia, 1984.
167. W. Buchanan, D. Nandagopal, D. N Ghista, E. Grace and P. Tugwell, “Assessment of Rheumatoid hand weakness” proceedings of the 2nd International conference on Rehabilitation Engineering, Ottawa, Canada, June 1984.
168. J.V. Basmajian, D. Nandagopal, D.N. Ghista and S.N. Reddy, “Motor Unit Action potential generation:  Electrodiagnostic model development by linear prediction” proceedings of the 2nd International Conference on Rehabilitation Engineering, Ottawa, Canada, June 1984.
169. T.C. Hearn, D. Nandagopal et al. “Towards quantitative determination of valvular calcification and pressure drops across malfunctioning heart valves” proceedings of the 1983 Frontiers of Engineering & Computing in Health Care IEEE Publication, Columbus, Ohio, U.S.A., September, 1983.
170. T.C. Hearn, E. Goldblatt, J. Mazumdar, N.L. Fazzalari and D. Nandagopal, “A study of orifice shape effects in the determination of mitral valve area by two dimensional echo cardiography” ACTA Cardiologica Vol.XXXVIII, pp.199 208, 1983.
171. T.C. Hearn, J. Mazumdar, E. Goldblatt, D. Nandagopal, and N.L. Fazzalari, “Spectral energy of the first heart sound in relation to mitral valve size parameter” The Journal of Australasian Physical and Engineering Sciences in Medicine, Vol 6., No.2, pp.76 81, Australia, 1983.
172. D. Nandagopal, R.E. Bogner and J. Mazumdar, “Application of digital processing of heart sounds to heart valve modelling” proceedings of IFAC Symposium on Theory and Application of Digital control held in New Delhi, Vol.1, Session 7, pp.1 3, January 1982.
173. D. Nandagopal and J. Mazumdar, “A study of temporal variation in heart sound frequency spectra using Fast Fourier Transform” The Journal of Australasian Physical and Engineering Sciences in Medicine, Vol.4, No.2, pp.47 50, May 1981.
174. G. Karolyi, D. Nandagopal and H.H. Wigg, “Some attempts to detect the human aura” proceedings of the Centenary Jubilee Conference of the International Parapsychological Association, Cambridge, England, 1982.
175. D. Nandagopal, R.E. Bogner, J. Mazumdar and G. Karolyi, “Linear prediction in heart sound analysis” presented at “BECON '81” the 1981 National Biomedical Engineering Conference held Sydney, October 1981.
176. D. Nandagopal, B.W. Korbel and G. Karolyi, “Microprocessor based on line biomedical signal data acquisition system” presented at “BECON '81” the National Biomedical Engineering Conference held in Sydney, October 1981.
177. D. Nandagopal, J. Mazumdar, G. Karolyi and T. Hearn, “An instrumentation system and analysis procedure for phonocardiographic studies” Australian Journal of Biomedical Engineering, Vol.2, No.1, pp.16 20. March 1981.
178. T.C. Hearn, J.R. Coleby, J. Mazumdar and D. Nandagopal, “Atrio ventricular valve response to systolic pressure loading” proceedings of the Second International Conference on Mechanics in Medicine and Biology, pp.134 135 Osaka, Japan, June 1980.
179. D. Nandagopal, R.E. Bogner and J. Mazumdar, “Spectral analysis of second heart sound (SII) using linear prediction coding” proceedings of the Second International Conference on Mechanics in Medicine and Biology, pp.102 103, Osaka, Japan, June 1980.
180. D. Nandagopal, R.E. Bogner and J. Mazumdar, “Spectral analysis of second heart sound (SII) using linear prediction coding” proceedings of the Second International Conference on Mechanics in Medicine and Biology, pp.102 103, Osaka, Japan, June 1980.
181. J. Mazumdar, T.C. Hearn, R. Alldritt and D. Nandagopal, “A mathematical model for the non invasive study of human mitral valve tissue” proceedings of the International Conf. on Mathematical Modelling, St. Louis, U.S.A., July 1979.
182. G. Bhanumurthy, D. Nandagopal and M. Srinivasulu, “A multi channel EEG wave analyser” The Journal of the Institution of Electronics and Telecommunication Engineering, Vol. 25, No.6, India, 1979.
183. D.N. Ghista, T.M. Srinivasan, V. Kamath, D. Nandagopal and B. Ramanurthy, “A closed EEG feedback system and its clinical applications in treating neurological disorders” Automedica, Vol.2, pp.119 134, 1978.
184. P. Lyster, G. Karolyi and D. Nandagopal, “Volitional and non volitional EEG biofeedback” presented at the symposium on Biofeedback, University of Adelaide, Adelaide, November 1977.
185. D.N. Ghista, D. Nandagopal, T.M. Srinivasan, A. Mukherji, V. Kamath and B. Ramamurthi, “A Non voltional EEG feedback neuro therapy” proceedings of the Fourth Annual New England Bioengineering Conf. New Haven, U.S.A., June 1976.
186. V. Kamath, D. Nandagopal, A. Mukherji and T.M. Srinivasan, “A critical study and clinical findings of processed EEG audio and visual feedback in neurological disorders” presented at the all India conf. of Biomedical Engineering Society of India, India, 1975.
187. D.N. Ghista, D.Nandagopal, T.M. Srinivasan, “Meditation and Biofeedback: Electrophysiological Studies and Clinical Applications” Automedica, Vol 1, No 4, 1975.
188. D.N. Ghista, D. Nandagopal, T.M. Srinivasan, B. Ramamurthi, A. Das, “Physiological Characterization of the Meditative State During Intuitional Practice (the Ananda Marga System of meditation) and its Therapeutic Value” Medical and Biological Engineering, Vol 14, no 2, March 1974.
189. D. Nandagopal, “EEG Frequency analysis, characterization of the meditative state; and a neuroelectric feedback monitor for neurologic therapy” thesis submitted for the award of Masters degree, Departments of Electrical and Biomedical Engineering, Indian Institute of Technology, Madras, 1974.
190. D.N. Ghista, D. Nandagopal, A. Mukherji and T.M. Srinivasan, “A closed loop neuro electric feedback system as a neurologic therapy” proceedings of the XXVIth International Conference on Physiological Sciences, New Delhi, India, 1974.
191. D. Nandagopal et al, “Intuitional practice:  Its effect on the practitioners mental and physiological states and its possible use as a therapy” proceedings of the Conference on Regulation and Control in Physiological Systems, Rochester, USA 1973.