Vijayalakshmi Ramasamy, Ph. D.

Research Highlights

  • Computational Neuroscience
  • Data mining
  • Graph data mining
  • Database Management Systems
  • Data Structures
Vijayalakshmi Ramasamy

Visiting Assistant Professor

205 H Benton Hall
513-529-0339
ramasav@MiamiOH.edu

Degrees

  • Ph.D.Anna University, India (Computer Science)2013
  • M.Phil—Master of Philosophy in Computer Science, Bharathiar University, India—2003
  • M.C.A—Master of Computer Applications, Bharathiar University, India—1996
  • B.Sc.—Bachelor of Science in Chemistry, Bharathiar University, India—1993
  • D.D.B.M—Diploma in Database Management, Infor Drive Ltd., India—1996

Experience

Academic Experience

  • Associate Professor, PSG College of Technology, Anna University, India—2013-2016
  • Assistant Professor (Sr Gr), PSG College of Technology, Anna University, India —2010-2013
  • Senior Lecturer, PSG College of Technology, Anna University, India—2007-2010
  • Lecturer, PSG College of Technology, Anna University, India—2004 - 2007
  • Lecturer, PKR Arts and Science College for Women, Barathiar University, India—1997-2004

Professional Experience

  • Jr. System Analyst, Maxwell Industries Ltd, India—July 1996-Jan 1997

Principal Publications

Book & Book Chapters

  • Senthilkumar, M., Vijayalakshmi Ramasamy., Sheen, S., Veeramani, C.,Bonato, A., Batten, L. (Eds.) “Computational Intelligence, Cyber Security and Computational Models”, Proceedings of 2 nd International Conference on Computing Computational Intelligence, Cyber Security and Computational Models”,  ISBN 978-981- 10-0251- 9, Springer, 17, 18 & 19 Dec 2015.
  • D Nandagopal, Vijayalakshmi Ramasamy, Bernie Cocks, NabarajDahal, Naga Dasari and M Thilaga ”Computational neuroengineering Approaches to Characterising Cognitive Activity in EEG Data”, Knowledge Based Information Systems in Practice, Smart Innovation, Knowledge, Systems and Technologies 30, DOI: 10.1007/978-3- 319-13545- 8_8, © Springer International Publishing Switzerland, ISBN: 978-3- 319-13544- 1, pp. 115-137, 2015.
  • Vijayalakshmi Ramasamy, D (Nanda) Nandagopal, M. Thilaga, Bernie Cocks, “Characterisation of Cognitive Activity Using Minimum Connected Component”, Neural Information Processing, ISBN: 978-3- 319-26560- 5, Volume 9492, pp. 531-539, Nov 2015.
  • Md. Hedayetul Islam Shovon , D. (Nanda) Nandagopal, Vijayalakshmi Ramasamy, Jia Tina Du, Bernadine Cocks, “ Cognitive Load Driven Directed Information Flow in Functional Brain Networks”, Neural Information Processing, Volume 9492, pp 332- 340, Nov 2015.
  • Md. Hedayetul Islam Shovon, D (Nanda) Nandagopal, Bernadine Cocks, and Vijayalakshmi Ramasamy, “Capturing Cognition via EEG Based Functional Brain Networks”, Accepted for publication in Emerging Trends in NeuroEngineering, BioEngineering book series by Springer, 09/10/15, 2015.
  • Hedayetul Islam Shovon, D (Nanda) Nandagopal, Vijayalakshmi Ramasamy ,Jia Tina Du, and Bernadine Cocks, “Transfer Entropy and Information Flow Patterns in Functional Brain Networks during Cognitive Activity”, Lecture Notes in Computer Science, Springer, ICONIP2014, Chapter 1, Vol. 8834, pp 1-10, 2014, H Index: 128.

Conference Proceedings

  • Shovon, M. H. I., Nandagopal, D. N., Du, J. T., Vijayalakshmi Ramasamy, & Cocks, B. (2015). Cognitive Activity during Web Search. In Proceedings of the 38th ACM International Conference on Research and Development in Information Retrieval (ACM SIGIR 2015). New York: ACM.
  • Md. Hedayetul Islam Shovon, D (Nanda) Nandagopal, Vijayalakshmi Ramasamy, Jia Tina Du, and Bernadine Cocks, “Towards a Cognitive Metric using Normalized Transfer Entropy”, ASE BigData/SocialInformatics/PASSAT/BioMedCom 2014 Conference, Harvard University, pp. 1-9, 2014
  • Vijayalakshmi Ramasamy, Naga Dasari, Nanda Nandagopal, R Subhiksha, Bernadine Cocks, NabarajDahal and M Thilaga, “Change Detection and Visualization of Functional Brain Networks using EEG Data”, International Conference on Computational Sciences– ICCS 2014 pp. 672-682, Cairns, Australia, June 2014
  • NabarajDahal, Nanda Nandagopal, Bernadine Cocks, Naga Dasari, Vijalakshmi Ramasamy, Paul Gaertner. "Event Related Synchronization and Desynchronization of EEG Data during Distracted Virtual Driving" IEEE 7th Asia International Conference on Mathematical Modeling and Computer Simulation (AMS), Hong Kong, pp. 23-28, July 2013
  • B Cocks, D Nandagopal, Vijayalakshmi Ramasamy, M Thilaga, N Dasari, N Dahal, "Breaking the Camel’s Back: Can Cognitive Overload Be Quantified In The Human Brain?", Best Paper Award - 9th International Conference on Cognitive Science, Kuching, Sarawak, Malaysia, pp. 21-29, August 2013
  • Nanda(D) Nandagopal, Vijayalakshmi Ramasamy , Bernie Cocks, NabarajDahal, Naga Dasari, Thilaga M, ShamshuDharwez S, "Computational Techniques for Characterizing Cognition using EEG - New Approaches" In the Invited Session of the 17th International Conference in Knowledge Based and Intelligent Information and Engineering Systems- KES2013, pp. 699-708, Japan, October 2013
  • Naga M. Dasari, Nanda (D) Nandagopal, Bruce Thomas, Bernie Cocks, and Nabaraj Dahahl, Vijayalakshmi Ramasamy and Paul Gaertner, "A Signal Processing System for Visualizing Complex Functional Brain Networks during Cognitive Load", In the Proceedings of IEEE ICCSII 2013, Bandung, Indonesia June 2013
  • N Dahal, D Nandagopal, B Cocks, Vijayalakshmi Ramasamy, N Dasari, "Modeling of Cognitive Functions in Driving Environments Using EEG”, The 3rd Australiasian Cognitive Neuroscience Conference (ACNS 2012), University of Queensland, Brisbane, Australia
  • N Dasari, D Nandagopal, Vijayalakshmi Ramasamy, B Thomas, N Dahal, B Cocks, "Visualization of Complex Neural connections during Cognitive load using EEG", The 3rd Australiasian Cognitive Neuroscience Conference (ACNS 2012), University of Queensland, Brisbane, Australia
  • Vijayalakshmi Ramasamy, N Dahal, N Dasari, B Cocks, D Nandagopal, "Identification and Analysis of Functional Brain Networks" In the Proceedings of International Conference on Pattern Recognition (ICPR) 2012, Tsukuba, Japan, 2012
  • Vijayalakshmi Ramasamy, R Nadarajan, B Malar, "A Study of Substructure Similarity Search in Graph Databases Using Grid-Based Approach", In the Proceedings of the International Conference on Information Processing - ICIP 2007, Bangalore, 2007.
  • Vijayalakshmi Ramasamy, “Data Warehousing”, National Conference on Data Warehousing and Data mining, 2003.
  • Vijayalakshmi Ramasamy, “Multi-Agent System Engineering – A Methodology & Language for designing agent systems”, UGC Sponsored National conference on Distributed Database and Computing, 2004.
  • Vijayalakshmi Ramasamy, “Conceptual Clustering of Heterogeneous Distributed Databases”, UGC Sponsored National conference on Distributed Database and Computing, 2004.

International Journal Articles

  • Vijayalakshmi Ramasamy, M. Thilaga, R. Nadarajan, D. Nandagopal, “A Novel Pattern Mining Approach for Identifying Cognitive Activity in EEG based Functional Brain Networks”, Journal of Integrative Neuroscience, Imperial College Press, Accepted for Publication, June 2016, Impact Factor : 0.935, H Index: 24.
  • 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”, Journal of Integrative Neuroscience, Imperial College Press, Vol. 14, No. 03, ISSN: 0219-6352, DOI:10.1142/S0219635215500211, pp. 383-402 2015. Impact Factor : 0.935, H Index: 24.
  • Shovon, M. H. I., Nandagopal, D. N.,  Vijayalakshmi Ramasamy, Du, J. T., & Cocks, B., “Directed Connectivity Analysis of Functional Brain Networks during Cognitive Activity using Transfer Entropy”, Neural Processing Letters, ISSN: 1370-4621, DOI: 10.1007/s11063-016-9506- 1, Springer, pp. 1-18, 2015. Impact Factor : 1.448, H Index: 35.
  • Vijayalakshmi Ramasamy, D. Nandagopal, N. Dasari, B. Cocks, N. Dahal, M. Thilaga, “Minimum Connected Component - A Novel Approach to Detection of Cognitive Load Induced Changes in Functional Brain Networks”, Neurocomputing, ISSN: 0925-2312, Vol. 170, pp. 15-31, Elsevier, http://dx.doi.org/10.1016/j.neucom.2015.03.092, 2015. Impact Factor: 2.083, H Index: 77.
  • M. Thilaga, Vijayalakshmi Ramasamy, R. Nadarajan, D. Nandagopal, Bernie Cocks, C. Archana,, NabarajDahal, “A Heuristic Branch-and- Bound Based Thresholding Algorithm for Unveiling Cognitive Activity from EEG Data”, Neurocomputing, ISSN: 0925-2312, Vol. 170, pp. 32-46, Elsevier, doi:10.1016/j.neucom.2015.03.095,2015. Impact Factor: 2.083, H Index: 77.
  • Bernadine Cocks, Nanda (D.) Nandagopala, Vijayalakshmi Ramasamy., Thilaga, M.,NagaDasari, &NabarajDahal. “Brain Strain: How much is too much?” Journal of Educational Sciences & Psychology, April 2014.
  • NabarajDahal , Nanda(D) Nandagopal, Bernie Cocks, Vijayalakshmi Ramasamy , Naga Dasari, and Paul Gaertner, “TVAR modeling of EEG to detect audio distraction during simulated driving", Journal of Neural Engineering, 11(3):036012. doi:10.1088/ 1741-2560/11/3/ 036012. Epub 2014 May 8, 2014. Impact Factor 3.282, H Index: 58
  • B Cocks, D Nandagopal, Vijayalakshmi Ramasamy, M Thilaga, N Dasari, N Dahal, "Breaking the Camel’s Back: Can Cognitive Overload Be Quantified In The Human Brain?", Procedia - Social and Behavioral Sciences, Vol. 97, 6, pp. 21–29, 2013. H Index: 16
  • Nanda(D) Nandagopal, Vijayalakshmi Ramasamy, Bernie Cocks, NabarajDahal, Naga Dasari, Thilaga M, "Computational Techniques for Characterizing Cognition using EEG - New Approaches", Procedia Computer Science, Volume 22, pp. 699–708, 2013.
  • Vijayalakshmi Ramasamy, Naga Dasari, Nanda Nandagopal, R Subhiksha, Bernadine Cocks, NabarajDahal and M Thilaga, “Change Detection and Visualization of Functional Brain Networks using EEG Data”, Elsevier Journal of Procedia – Computer Science, DOI: 10.1016/j.procs 2014.05.060, 29, pp 672–682, 2014
  • Vijayalakshmi Ramasamy, R. Nadarajan, M. Thilaga and P. Nirmala, "Performance Monitoring of Large Communication Networks using Maximum Common Subgraphs", International Journal of Artificial Intelligence, Vol.6, pp. 56-72 No.S11, 2011. H Index: 11
  • Vijayalakshmi Ramasamy, R. Nadarajan, P. Nirmala and M. Thilaga, "A Divisive Clustering Algorithm for Performance Monitoring of Large Networks using Maximum Common Subgraphs", International Journal of Artificial Intelligence, ISSN 0974-0635, Vol.7, No.A11, pp. 92-109, 2011. H Index: 11
  • Vijayalakshmi Ramasamy, R. Nadarajan, John F. Roddick, M. Thilaga and P. Nirmala, "FP-GraphMiner - A Fast Frequent Pattern Mining Algorithm for Network Graphs", Journal of Graph Algorithms and Applications, http://jgaa.info, Vol.15, No.6, pp. 753-776, 2011. H Index: 26
  • Vijayalakshmi Ramasamy, R.Nadarajan, M.Thilaga, and P.Nirmala, A Novel Approach for Detection and Elimination of Automorphic Graphs in Graph Databases, International Journal of Open Problems in Computer Science and Mathematics, Vol.3 No.1 pp. 56 -72, 2010.