Name Dr.V.Natarajan Designation Professor Qualification Ph.D Date of Joining 30.08.1985 Email ID This email address is being protected from spambots. You need JavaScript enabled to view it. Phone 044-22516322 Area of Specialization cryptography
Number of M.S./Ph.D's guided Completed 2; Submitted 1
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International Journal
2014
1. S. Sakthivel Murugan and V. Natarajan, “Analysis of EMD Algorithm for Identification and Extraction of an Acoustic Signal in Underwater Channel against Wind Driven Ambient Noise”, China Ocean Engineering, Vol. 28, Issue 2, pp.0-0, 2014.
- 2012
2. S. Sakthivel Murugan and V. Natarajan,“Implementation of Threshold Detection Technique for Extraction of Composite Signals against Ambient Noises in Underwater Communication using Empirical Mode Decomposition”, Fluctuation and Noise Letters, Vol.11, No.4, 2012.
3. A. Lavanya and V. Natarajan, “Watermarking Patient Data in Encrypted Medical Images”, Sādhana, Academy Proceedings in Engineering Science, Vol.37, Part 6, pp. 723-729, 2012.
4. S. Sakthivel Murugan and V. Natarajan, and S. Radha, “Analysis of MNLMS and KLMS Algorithm for Underwater Acoustic Communications”, Fluctuation and Noise Letters, Vol.11, No.4, 2012.
5. S. Sakthivel Murugan and V. Natarajan, “SNR and MSE analysis of KLMS algorithm for underwater acoustic communications”, Journal of Marine Engineering and Technology, Vol. 11, No.3, 2012.
6. S. Sakthivel Murugan and V. Natarajanand R. Rajesh Kumar, “Estimation of Noise Model and Denoising of Wind Driven Ambient Noise in Shallow Water using the LMS Algorithm”, Acoustics Australia, Vol.40, No.2, pp.111-121, 2012.
7. S. Sakthivel Murugan and V. Natarajan and S. Radha, “Algorithms for Underwater Acoustic Communications”, Sea-Technology, Vol.53, No.7, pp.42-54, 2012.
2011
1. A. Lavanya and V. Natarajan, “Enhancing Security of DICOM Images during Storage and Transmission in Distributed Environment”, Sādhana, Academy Proceedings in Engineering Science, Vol. 36, Part 4, pp. 515-523, 2011.
2. S. Sakthivel Murugan and V. Natarajanand R. Rajesh Kumar, “Noise Model Analysis and Estimation of Effect due to Wind Driven Ambient Noise in Shallow Water”, International Journal of Oceanography, Vol. 2011, 4 pages, Sep 2011.
2010
3. S. Sakthivel Murugan and V. Natarajan and Lenin Joseph, “Interpretation of Underwater Noise Spectra at Different Rainfall and Wind Speed Conditions based on Time Series Hydrophone Voltage Signal Processing”, International Journal of Advanced Engineering Technology, Vol. I, Issue II, pp. 184 – 194, 2010.
4. S. Sakthivel Murugan and V. Natarajan and Jagadeesh Adapa “Estimation and Analysis of Ocean Wave Parameters based on Buoy Motion”, International Journal of Advanced Engineering Technology”, Vol. I, Issue III, pp. 194 – 200, 2010.
2007
5. V. Natarajan, P. Kanagasabapathy, N. Selvaganesan. and C.V Pugazhselvi, “Robust Neural Observer Design for Cryptography Based on 4D Hyperchaotic Oscillator”, International Journal of Advances in Modelling, Series C, Automatic Control (Theory and Applications), AMSE, Vol. 62, No. 3, pp. 18-30, 2007.
2006
6. V.Natarajan, P. Kanagasabapathy, N. Selvaganesan and C.V. Pugazhselvi., “Neural Observer Design for Cryptography Based on 4D Hyperchaotic Oscillator”, International Journal of Engineering Simulation with Industrial Applications (IJES), Vol. 7, No. 2, pp. 11-17, 2006.
7. V. Natarajan, P. Kanagasabapathy, N. Selvaganesan and R. Natarajan, “Fuzzy Observer Design with n-shift Multiple Key for Cryptography Based on 3D Hyperchaotic Oscillator”, Iranian Journal of Fuzzy systems, Vol. 3, No. 2, pp. 21-32, 2006.
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International/National Conference/Symposium
- 2014
1. Prethivika Srinivasan, S. Sakthivel Murugan and V. Natarajran, “Extraction of Useful Signal Buried in Ambient Noise from Underwater Acoustic Channels using Filtering Techniques” , International Conference on Communication Software and Network (ICCSN 2014), May 24-26, 2014, Singapore.
2. Suvasini Lakshminarayanan, Prethivika Srinivasan, Sakthivel Murugan Santhanam and V.Natarajran, “Extraction of Binary Sequences in a Frequency Shift Keying Modulated Signal by Empirical Mode Decomposition Algorithm against Ambient Noises in Underwater Acoustic Channel”, Springer International Conference on Artificial Intelligence and Evolutionary Algorithms in Engineering Systems, April 22-23, 2014, Kumaracoil.
3. C. Vinoth Kumar, V. Natarajan, Putta Harshitha, Yadati Lasya, Rashmi Bachala, “Reversible Watermarking Based on Difference Expansion Prediction Techniques”, National Conference on Computer Communication and Networking (NC3N-2014), April 5, 2014.
4. C. Vinoth Kumar, V .Natarajan and Santhosh Muraledharan S, “Difference Expansion based Reversible Data Hiding for Medical Images”, International Conference on Communication and Signal Processing, April 3-5, 2014, Melmaruvathur, pp.1008-1011.
5. S.K Ezhilarasu, V. Natarajan, “Gabor Filter and Gradient Based Multimodal Medical Image Fusion in NSCT Domain”, National Conference on Bioelectronics, Biomaterials and Medical Devices (NCBBM-2014), March 21, 2014, Chennai.
6. S.K Ezhilarasu, V. Natarajan, “CT and MRI Image Fusion using One Level NSCT Domain”, Proceedings of 3rd National Conference on Recent Advancements in Signal Processing and Communication (NCRASPC - 2014),March 10, 2014, Chennai.
7. S.K Ezhilarasu, V. Natarajan, “Multimodal Medical Image Fusion in NSCT Domain”, 2nd National Level Technical Symposium-Defenders ’14, February 14, 2014, Sholinghur.
8. S.K Ezhilarasu, V. Natarajan, “Directive Contrast Based Multimodal Medical Image Fusion in NSCT Domain”, A National Level Technical Symposium-Elentrus ’14, February 1, 2014, Chennai.
9. L. Suvasini, S. Prethivika, S. Sakthivel Murugan, V. Natarajan, “Extraction of frequency shift keying modulated signal by empirical mode decomposition algorithm against ambient noises in underwater acoustic channel”, Proceedings of the Fifth Indian National Conference on Harbour and Ocean Engineering (INCHOE2014), Goa, 5-7 February 2014, pp. 10-14.
2013
10. Prethivika Srinivasan, Sakthivel Murugan Santhanam and V.Natarajran, “Extraction of useful Signal Buried in Ambient Noise from Underwater Acoustic Channels using Adaptive Filtering Techniques”, Proceedings of National Conference of Ocean Society of India (OSICON 2013), Role of Oceans in Earth System, IITM, Pune, 26-28 November 2013, pp. 280-283.
11. Suvasini Lakshminarayanan, Sakthivel Murugan Santhanam and V.Natarajran, “Extraction of Hidden Signal using FFT Implementation of Empirical Mode Decomposition Technique in an Underwater Acoustic Channel”, Proceedings of National Conference of Ocean Society of India (OSICON 2013), Role of Oceans in Earth System, IITM, Pune, 26-28 November 2013, pp. 276-279.
12. C.Vinoth Kumar,V.Natarajranand Deepika Bhogadi, “High Capacity Reversible Data Hiding based on Histogram Shifting for Medical Images”, International Conference on Communication and Signal Processing, Melmaruvathur, pp.725-728, 2013.
13. J. Sivakamasundari and V.Natarajan, “Analysis of Human Retinal Vasculature for Content Based Image Retrieval Applications”, International Conference (SEMCCO 2013), Part II, Vol. 8298, pp.606-616, Chennai, 19-21 December, 2013.
2012
14. A.Lavanya and V.Natarajan, “Analyzing the Performance of Watermarking Based on Swarm Optimization Methods”, International Conference on Artificial Intelligence, Soft Computing and Applications, Chennai, 2012.
15. A.Lavanya and V.Natarajan, “Data Hiding Using Histogram Modification of Difference in Medical Images Based on Block Division”, IEEE International Conference on Recent Trends in Information Technology, Chennai, pp. 141 – 144, 2012.
16. J.Sivakamasundari, G.Kavitha, V.Natarajanand S.Ramakrishnan, “Content Based Human Retinal Image Retrieval Using Vascular Feature Extraction, Asian Conference of Intelligent Information and Database Systems, Part II, pp. 468–476, Kaohsiung, Taiwan, 2012.
17. J.Sivakamasundari, G.Kavitha, V.Natarajanand Ramakrishnan.S, “Characterization of Optic Disc in Human Retinal Images using Tsallis Entropy Based Method”,International ISA Biomedical Sciences Instrumentation Symposium, pp. 524-531, Blacksburg, Virginia, 2012.
18. J.Sivakamasundari, G.Kavitha, V.Natarajan and Ramakrishnan.S, “Glaucoma Identification in Retinal Images using Active Contours for CBIR Applications”,, International Conference on Signal, Image and Video Processing, pp.21-26, IIT-Patna, 2012.
2011
19. S. Sakthivel Murugan, V. Natarajan, R. Rajesh Kumar and K. Balagayathri, “Analysis and SNR Comparison of various Adaptive Algorithms to De-noise Wind Driven Ambient Noise in Shallow Water”, India Conference (INDICON), Annual IEEE, Hyderabad, pp. 1-5, 2011.
20. S. Sakthivel Murugan, V. Natarajan, R. Rajesh Kumar and K. Balagayathri, “Analysis of Adaptive Algorithms to improve SNR of the Acoustic Signals Affected due to Wind Driven Ambient Noise in Shallow Water”, IEEE International Symposium on Ocean Electronics, Cochin, pp. 163-168, 2011.
21. S. Sakthivel Murugan, V. Natarajan, R. Rajesh Kumar and S. Radha, “Analysis of Power Spectral Density and Development of an Adaptive Algorithm for Filtering Wind Driven Ambient Noise in Shallow Water”, International Conference on Electronics Computer Technology, Kanyakumari, pp. 163-167, 2011.
22. G. Kalaiselvan, A. Lavanya and V. Natarajan, “Enhancing the Performance of Watermarking Based on Cat Swarm Optimization Method”, IEEE International Conference on Recent Trends in Information Technology, Chennai, pp. 1081-1086, 2011.
23. K. Mathan Raj, S. Sakthivel Murugan, V. Natarajan and S. Radha “Denoising Algorithm using Wavelet for Underwater Signal Affected by Wind Driven Ambient Noise”, IEEE-International Conference on Recent Trends in Information Technology, Chennai, pp. 943-946, 2011.
24. S. Kiruba Veni, S. Sakthivel Murugan and V. Natarajan, “Modified LMS Adaptive Algorithm for Detection of Underwater Acoustic Signals against Ambient Noise in Shallow Water of Indian Sea”, IEEE International Conference on Recent Trends in Information Technology, Chennai, pp. 901-905, 2011.
2010
25. . Sakthivel Murugan and V. Natarajan, “Performance Analysis of Signal to Noise Ratio and Bit Error Rate for Multiuser using Passive Time Reversal Technique in Underwater Communication”, IEEE International Conference on Wireless Communication and Sensor Computing, Chennai, No. 978-1-4244-5137-1/10, 2010.
2009
26. A.Lavanya and V.Natarajan,“Strict Integrity Control of Medical Images using Watermarking”, International Conference on Recent Trends in Computing and Communications, Chennai, 2009.
2005
V. Natarajan, P. Kanagasabapathy, N. Selvaganesan and R. Natarajan, “Robust Fuzzy Observer Design for Cryptography Based on 3D Hyperchaotic Oscillator”, National Systems Conference, Bombay, 2005.