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Dr. L N Sharma

(PhD, IIT Guwahati)


Interested in: Medical Devices, Cardiovascular Signal Processing

Address:

Department of Electronics and Electrical Engineering

Indian Institute of Technology Guwahati

Guwahati-781039, India.


Contact:

E-mail: lns@iitg.ernet.in

Phone: 0361-258 2531; Cell: 91-99540-27827


Education :
  • B. Tech.: in ECE from NERIST
  • M. Tech.: in Signal Processing from IIT Guwahati
  • PhD: in EE from IIT Guwahati, 2012
    (Multichannel-Multiscale Cardiovascular Signal Processing)


Research Areas
  • Design of Low Cost Healthcare System for Rural Areas
  • Bioelectronics, electronics for rural areas
  • Non-contact human vital parameters estimation using optical sources and video frames.
  • Bioelectronics, electronics for rural areas
  • Biomedical/Bio-Signal Amplifier and Instrumentation
  • Cardiovascular Signal Processing
  • Multichannel Cardiovascular Signal Processing
  • Time-frequency analysis of Multichannel Electrocardiogram


Present Research Interest:

To develop computerized system to detect heart pathology using-

  • Low cost system for body vital parameters estimation for lower income group population
  • Non-contact human vital parameters estimation using optical sources and video frames.
  • Electronics for solar energy for rural areas
  • Biomedical/Bio-Signal Amplifier and Instrumentation
  • Multi-lead ECG and Multichannel heart sound signals analysis to detect cardiac pathology
  • Seismocardiogram (SCG) signals analysis in normal subject and after physical activity.
  • To develop human speech production system using 3-D glottal vibrations.


Student’s Thesis Co-guided/Co-supervised: B. Tech./M. Tech./ PhD

  1. PhD Thesis : 06 (2-completed, 4-continuing)
    • Dr. Tilendra Choudhary (156102016), (Completed)
      Thesis Title: Waveform Delineation and Analysis of Seismocardiographic Signals.
    • Dr Alex Paul Kamson (146102024), (Completed)
      Thesis Title: Segmentation and Classification of Heart Sound Signals.
    • Miss Mousumi Das (186102009), (Submitted)
      Area of Research: Body vital parameters estimation using contact PPG and Non-contact rPPG.
    • Mr. Moirangthem James Singh (196108109),
      Area of Research: Seimocardiography (SCG) and Force Cardiography (FCG) to estimate Hemodynamic parameters and mass of the heart.
    • Mr. Yengkhom Omesh Singh (196108116),
      Area of Research: Seimocardiograpgy, PCG and ECG.
    • Mr. Sumit Singha (226102022),
      Area of Research: Multimodal Biomedical signals and AI
  2. M. Tech Thesis.: 08 (Completed)
  3. B. Tech. Project: 06 (Completed)

Patents

  1. Device and Method for Non-invasive Human Body Vital Parameter Measurement, Indian Patent, App No. 202231061586, October, 2022. (FER).
  2. Device and Method for Seismocardiography Recording and Monitoring in Mobile Device for Healthcare Applications, Indian Patent, App No. 202031027314, June 2020.
  3. Method and Technology for Accelerometric Signal Recording of a Novel Vibrocarotidogram (ViCG) with Seismocardiogram (SCG), Indian Patent, App No. 202031026802, June 2020.
  4. An automated method for solving Jigsaw Puzzle, Indian Patent, App No. 201831017730, May 2018.
  5. Device for Human Speech Production using 3-dimensional Glottal Vibrations, Indian Patent, App No. 201831006870, February. 2018. Patent Number: 510923, Date of Grant: 15/02/2024.
  6. 3-D SEISMOGLOTTOGRAM, Indian Patent, Application No. 201631036440, October 2016, Patent Number: 466838, Date of Grant: 07/11/2023.
Guidance: B. Tech./M. Tech./ PhD
  1. PhD : 03 (on going)
  2. B. Tech.: 04 (Design Lab)


Courses
  1. EE-220: Signals and Systems (Tutorial) - (Instructor)
    • Sem.: July-Nov, 2015.
  2. EE-102: Basic Electronics Laboratory (Lab Course) -(Instructor)
    • Sem.: Jan-May, 2016, 2017, 2018,2019, 2020, 2021.
  3. EE-101: Electrical Sciences (Tutorial) - (Instructor)
    • Sem.: July-Nov, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2022-23
  4. EE-304: Design Laboratory - (Associate Co-coordinator)
    • Sem.: Jan-May, 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018.
  5. EE-253: Instrumentation Laboratory (Lab Course) - (Instructor)
    • Sem.: Jan-May, 2021
  6. EE-220: Signals and Systems (Tutorial) - (Instructor)
    • Sem.: July-Nov, 2015.
  7. EE-211: Digital Circuits Laboratory (Lab Course) - (Instructor)
    • Sem.: July-Nov, 2021
  8. MT-680: Biomedical Signal Processing (M. Tech. Theory Course, One semester) at NIPER Guwahati, Feb.2022- June 2022. - (Instructor)
  9. MD-640: Biomedical Signal Processing (M. Tech. Theory Course), NIPER Guwahati, Jan.2023- June 2023. –Instructor
  10. MD-640: Biomedical Signal Processing (M. Tech. Theory Course), NIPER Guwahati, Jan.2024- June 2023. -Instructor
Guest Faculty/Visiting Faculty Position
  1. Guest Faculty at NIPER Guwahati, Feb.2022- June 2022.
  2. Visiting Faculty at NIPER Guwahati, Jan.2023- June 2023.
  3. Visiting Faculty at NIPER Guwahati, Jan.2023- June 2024.-+

Professional Activities

Membership
  1. Member, International Association of Computer Science and Information Technology (IACSIT)
  2. Senior Member, Universal Association of Computer and Electronics Engineers (UACEE)
  3. Member, Executive Editorial Board (EEB) and Reviewers Task Panel (RTP), Intellectbase International Consortium (IIC), Nashville, USA.
  4. Life Member, Institute of Doctors Engineers and Scientists (IDES).
  5. Member, Hong Kong Chemical, Biological & Environmental Engineering Society (HKCBEES).
Invited speaker/Speaker/Session Chair
  1. Invited Lecture “Origin of Some Physiological Signals and Application of Artificial Intelligence”, Machine Intelligence in Biomedical and Health Informatics (MIBHI)-2020 under TEQIP-III at NIT Silchar, August 20-24, 2020.
  2. Invited Lecture, Faculty Development Program (FDP) on “Computational Intelligence, Robotics and Real-World Applications (CIRRA 2020)” at ECE Dept., Gauhati University, during 12th. – 16th.  March, 2020
  3. Speaker, “Cardiovascular System, Signals and Application of Machine Learning”, Workshop on Applications of Machine Learning for Healthcare, North East Centre for Biological Sciences and Healthcare Engineering (NECBH), IIT Guwahati. 8th and 9th February 2021.
  4. Resource person, in Biomedical Signal Processing and AI, UGC-Human Resource Development Centre, Gauhati University, Refresher Course on Machine Learning, 29.01.2020 to 11.02.2020.
  5. Speaker, Workshop on AI in Healthcare Engineering, North East Centre for Biological Sciences and Healthcare Engineering (NECBH), IIT Guwahati, March 28-30, 2019.
  6. Session Chair, International, Intellectbase Multi-Disciplinary Academic Conference, Bangkok, Thailand, March 14-15, 2013.
Reviewer and Examiner
  1. Reviewer for Trans./Journals of IEEE, Elsevier, Springer and many international conferences
  2. External Examiner, M. Tech. Thesis Evaluations, Gauhati University, Assam.
  3. PhD Thesis Evaluation: 02.
Projects and Consultancy
  • Consultancy
    1. Co-PI, Consultancy services for verification of technical tender documents of bidders against proposal for selection of system integrator for intelligent city surveillance system in Guwahati on Design, Supply, Implementation and Operation & Maintenance. Govt of Assam, 2024. (Completed).
    2. PI, Consultancy: Consultancy service to develop a non-invasive device to measure body vitals, Jan Elaaj Wellness Private Limited, New Delhi, 2022-23 (Completed).
    3. PI, Consultancy: Consultancy service to develop the non-invasive/non-contact device to measure multi-body parameters, Jan Elaaj Healthcare Private Limited, New Delhi, 2021 (Completed).
    4. PI, Consultancy: Consultancy services for prototyping a composite health screening system with UVC Disinfection for school children, Project Child Trust, 2nd. Floor, House No. 12, Neelam path, Narikal Basti, Guwahati-781024: 2020
    5. PI, Consultancy: Consultancy services to Develop Solar Home Lighting System, Purbanchal ENTERPRISE, Guwahati, 2018-19.
    6. PI, Consultancy: Setting-up Kovid Research Labs (of Hyderabad) at Technology Complex, IIT Guwahati, 2017.
    7. Co-PI, Consultancy: Planning, Implementation of E-Governance System in Dibrugarh District, Assam : 2003-2004
  • Projects
    1. Project: Co-PI, “Development of an unmanned floating sensing system for longitudinal monitoring of rivers in North-East India”, Technologies for Underwater Exploration, IIT Guwahati Technology Innovation and Development Foundation, 2024 (on going)
    2. Project: Member, North East Centre for Biological Sciences and Healthcare Engineering (NECBH), 2018-23.
    3. Project: Co-PI, Development of online handwriting recognition system in Assamese, DIT, Jan 2011-Dec 2015.
    4. Project: Member, Development of Medical Image Processing Laboratory (FIST), DST, Oct 2010-Sept 2015.
  • Organizing Conference and Workshop
    1. Member, Workshop on Image and Signal Processing (WISP 2007), IIT Guwahati.
    2. Member, ‘National Conference on Communications (NCC-2009), 16-18 January, 2009, IIT Guwahati.
    3. Member, WiSSAP 2011 "Winter School on Speech and Audio Processing" , 2011, IIT Guwahati.
    4. Chairperson, Scientific Committee,‘MISP 2012 - Workshop on Medical Image and Signal Processing’, IIT Guwahati.
    5. Convener, ‘Workshop on Image and Signal Processing (WISP 2013)’, IIT Guwahati
    6. Technical / Editorial Board Member, ‘International Conference on Advances in Electronics and Electrical Technology (AEET 2014)’, Bangkok, Thailand.
    7. Member, Editorial Board, ‘International Conference on Advances in Bio-Informatics and Environmental Engineering (ABEE 2014),’ Paris, France.
    8. Member, 18th. National Power Systems Conference (NPSC-2014), 18-20 Dec, 2014, IIT Guwahati.
    9. Member, 22th. National Conference on Communications (NCC 2016), IIT Guwahati, March 4 -6, 2016.
    10. Technical Committee Member, International Conference on Biomedical Engineering and Bioinformatics (ICBEB 2017), Chulalongkorn University, Bangkok, September 14-16, 2017.
    11. TPC Member, International Conference on Machine Intelligence and Signal Processing (MISP 2017), Indian Institute of Technology Indore, Dec. 22-24, 2017.
    12. TPC Members, 24th. National Conference on Communications (NCC-2018), Indian Institute of Technology Hyderabad, 25-28 February, 2018.
    13. Technical Committee Member, 2nd International Conference on Biomedical Engineering and Bioinformatics (ICBEB 2018), Tianjin Polytechnic University, China, Sept. 19-21, 2018
    14. Technical Committee Member, 2nd International Conference on Biomedical Engineering and Bioinformatics (ICBEB 2018), Tianjin Polytechnic University, China, Sept. 19-21, 2018
    15. Coordinator, Organizing Committee, Workshop on AI in Healthcare Engineering, NECBH, IIT Guwahati, March 28-30, 2019.

Laboratory Experience


I have about 22 year’s hands on laboratory experience which involves


1. Planning and Design of laboratory experiments for UG program


2. Planning and Design of various laboratories


3. Setting up biomedical signal and image processing laboratory (R & D)


4. Setting up DSP and Microprocessor Laboratory


5. Setting up Electronic Circuit laboratory


6. Setting up Digital Circuit Laboratory


7. Design and purchase of Electronic Laboratory Workbenches


8. Teaching Assistant in Laboratory courses


9. Coordinating and Assisting Design Lab

(EE304) for 3rd year UG students


Laboratory Equipment Handled

1. CRO and DSO

2. FG and Arbitrary FG

3. Power Supplies

4. Multimeters

5. Spectrum Analyzer

6. Network Analyzer

7. Logic Analyzer

8. Chemical free PCB fabrication

9. BioPac Physiological Signal Recording
System

10. Zeiss Fundus Camera, VisuCam 500

11. Zeiss OCT, Cirrus 4000 OCT

Building of Laboratories


I am involved in-


1. Planning various laboratory space for UG and PG levels


2. Planning and Designing laboratory furniture for instructional courses


3. Setting up state-of-the-art R&D facilities.


4. Planning for clean and uninterrupted power supply system for UG, PG and R&D laboratories.


5. Purchase of laboratory equipment for UG

and PG levels


6. Procuring state-of-the-art R&D equipments for Physiological Signal Recording and Fundus Image Acquisitions.


Setting up laboratories in other institutes


1. I was involved in planning and setting up IIT Patna during its start-up phase.


2. I was involved in planning and setting up laboratories for IIIT Guwahati.


Administrative Experience (Institute and outside)


1. Micro Observer for State Assembly Election, Assam and Govt. of India

2. Member, in various purchase committee at Departmental level

3. Member, in various purchase committee in Institute level

4. Member, scrap disposable committee

5. Member, Independent and Republic Day celebration committee

6. Member, Institute Convocation Committee

7. Institute Representative for IIT-JEE Examination

8. Institute Representative for GATE Examination

9. Institute Representative for DRDO SET Examination

10. Member, Expert Committee for independent evaluation of 3 MRI machines in 3 Medical college of Assam, Govt. of Assam.

11. Member, Technical Expert, Audio Visual & Control System, Video conferencing system in Guwahati High Court, PWD (Bldg.), Govt. of Assam


Publications

  • Single author Publication
    1. L. N. Sharma, “Information TheoreticMultiscale Truncated SVD for Multilead Electrocardiogram Processing”, Elsevier, Computer Methods and Programs in Biomedicine, 2016. http://dx.doi.org/10.1016/j.cmpb.2016.01.010.

    2. L. N. Sharma, “Coding ECG beats using multiscale compressed sensing based processing”, Elsevier, Computers & Electrical Engineering, DOI: 10.1016/j.compeleceng.2014.07.016, August, 2014.

    3. L. N. Sharma, “Compression of Multi-Lead Electrocardiogram Signals by Huffman Coding the Compressed Measurements”, Journal of Applied Global Research (JAGR), Tennessee, USA, Volume 6, Issue 17 (Summer 2013).

    4. L. N. Sharma, “Decoding Heart Pathology by Electrocardiogram Signal Processing”, Horizon (A Volume on Popular Science Article), ISBN: 978-81-928118-3-3, pp. 183 – 193, October, 2014

    5. L. N. Sharma, “Heart Sound Segmentation Using Multiscale Squared Energy Envelope”, 2017 International Conference on Biomedical Engineering and Bioinformatics, (ICBEB 2017), ACM ISBN: 978-1-4503-5297-0, DOI: 10.1145/3143344.3143353, Sept 14-16, 2017.

    6. L. N. Sharma, “Teager-Kaiser Energy Operator in Hilbert Space for Heart Sound Segmentation”, IEEE, 3rd. International Conference on Biomedical Engineering, BME-HUST 2016, ISBN: 978-1-5090-1097-4, October 05-06, 2016.

    7. L. N. Sharma, “MultiscaleAnalysis of Heart Sound for Segmentation using Multiscale Hilbert Envelope”, IEEE, 13th. International Conference on ICT and Knowledge Engineering, Nov. 18-21, 2015.

    8. L. N. Sharma, “Denoising Pathological Multilead Electrocardiogram Signals using Multiscale Singular Value Decomposition”, IEEE, 12th. International Conference on ICT and Knowledge Engineering, Nov. 18-21, 2014.

    9. L. N. Sharma, “Multiscale Entropy based Compressive Sensing for Electrocardiogram Signal Compression”, IEEE, 11th. International Conference on ICT and Knowledge, DOI: 10.1109/ICTKE.2013.6756267, Nov. 20-22, 2013.

    10. L. N. Sharma, “Compression of multi-lead Electrocardiogram signals by Huffman coding the compressed measurements”, Proceedings of Intellectbase International Consortium, ISSN 1940-1876 (Print), Vol. 26, pp.149 -155, Spring 2013.

    11. L. N. Sharma, S. Dandapat, “Human speech production using 3-dimensional glottal accelerometric signals”, IEEE, 20th. International Conference on ICT and Knowledge Engineering (ICT&KE), Nov. 2022

  • Journals
    1. Mousumi Das, M.K. Bhuyan, L.N. Sharma, “Time-Frequency Learning Framework for rPPG Signal Estimation Using Scalogram Based Feature Map of Facial Video Data”, IEEE Transactions on Instrumentation and Measurement, 2023.

    2. Mousumi Das, Tilendra Choudhary, M.K. Bhuyan, L.N. Sharma, “Non-Contact Heart Rate Measurement from Facial Video Data Using a 2D-VMD Scheme”, IEEE Sensors Journal, 2022.

    3. Tilendra Choudhary, Mousumi Das, M.K. Bhuyan, L.N. Sharma, “Vibrocarotidography: A Novel Measurement Technique to Quantify Pulsations at Common Carotid Arteries”, IEEE Transactions on Instrumentation and Measurement, 2021.

    4. Tilendra Choudhary, Mousumi Das, L.N. Sharma, M.K. Bhuyan, “Analyzing seismocardiographic approach for heart rate variability measurement”, Elsevier, Biomedical Signal Processing and Control, Volume 68, 2021, 102793, ISSN 1746-8094, https://doi.org/10.1016/j.bspc.2021.102793.

    5. T. Choudhary, L. N. Sharma, M. K. Bhuyan and K. Bora, "Identification of Human Breathing-States Using Cardiac-Vibrational Signal for m-Health Applications," in IEEE Sensors Journal, vol. 21, no. 3, pp. 3463-3470, 1 Feb.1, 2021, doi: 10.1109/JSEN.2020.3025384.

    6. Tilendra Choudhary, M.K. Bhuyan, L.N. Sharma, “Delineation and Analysis of Seismocardiographic Systole and Diastole Profiles”, IEEE Transactions, on Instrumentation and Measurement PP(99):1-1, July 2020.

    7. Tilendra Choudhary, Mousumi Das, L.N. Sharma, M.K. Bhuyan, “Accelerometric Method for Cuffless Continuous Blood Pressure Measurement,” arXiv:2008.07899v1 [eess.SP], Cornell University, 18 Aug 2020, http://arxiv.org/abs/2008.07899v1.

    8. Alex paul Kamson, L.N. Sharma, Samarendra Dandapat, “Evaluation of Perceptual and Multi Sub-Band Energy Features for Classification of Normal, Pathological and Noisy Phonocardiogram”, SSRN Electronic Journal, DOI: 10.2139/ssrn.3578678, January 2020.

    9. Arup Kumar Pal, Dipanjan Roy, G. Vinodh Kumar, Bipra Chatterjee, L. N. Sharma, Arpan Banerjee, Cota Navin Gupta, “Empirical Mode Decomposition Algorithms for Classification of Single-Channel EEG Manifesting McGurk Effect”, In book: Intelligent Human Computer Interaction, DOI: 10.1007/978-3-030-44689-5_5, April 2020.

    10. Tilendra Choudhary, M.K. Bhuyan, and L.N. Sharma, “A Novel Method for Aortic Valve Opening Phase Detection Using SCG Signal,” IEEE Sensors Journal, vol. 20, no. 2, pp. 899-908, 2020. doi: 10.1109/JSEN.2019.2944235

    11. Alex paul Kamson, L.N. Sharma, Samarendra Dandapat, "Enhancement of the heart sound envelope using the logistic function amplitude moderation method”, Elsevier, Computer Methods and Programs in Biomedicine 187:105239, DOI: 10.1016/j.cmpb.2019.105239, November 2019

    12. Tilendra Choudhary, M.K. Bhuyan, L.N. Sharma, Orthogonal subspace projection based framework to extract heart cycles from SCG signal, Elsevier, Biomedical Signal Processing and Control, 50:45-51, April 2019

    13. Alex Paul Kamson, L. N. Sharma, S. Dandapat, Multi-centroid diastolic duration distribution based HSMM for heart sound segmentation, Elsevier, Biomedical Signal Processing and Control 48(2019):265-272, November 2018

    14. Tilendra Choudhary, L.N. Sharma, M.K. Bhuyan, “Automatic Detection of Aortic Valve Opening using Seismocardiography in Healthy Individuals”, IEEE Journal of Biomedical and Health Informatics, DOI: 10.1109/JBHI.2018.2829608, April 2018.

    15. Tilendra Choudhary, L.N. Sharma, M.K. Bhuyan, “HeartSound Extraction from Sternal Seismocardiographic Signal”, IEEE Signal Processing Letters, Vol.25, No.4, DOI: 10.1109/LSP.2018.2801341, 2018.

    16. A. Singh, L.N. Sharma, S. Dandapat, "Multi-channel ECG data compression using compressed sensing in eigenspace", Elsevier, Computers in Biology and Medicine, Vol.73, pp.24-37, http://dx.doi.org/10.1016/j.compbiomed.2016.03.021, June 2016.

    17. L. N. Sharma, “Information TheoreticMultiscale Truncated SVD for Multilead Electrocardiogram Processing”, Elsevier, Computer Methods and Programs in Biomedicine, 2016. http://dx.doi.org/10.1016/j.cmpb.2016.01.010.

    18. R. K. Tripathy, L. N. Sharma, S. Dandapat, “Detection of Shockable Ventricular Arrhythmia using Variational Mode Decomposition”, Springer, Journal of Medical Systems, vol.40, issue 4, pp. 1-13, 2016.

    19. SibasankarPadhy, L. N. Sharma, S. Dandapat, Multilead ECG Data Compression using SVD in Multiresolution Domain, Elsevier, Biomedical Signal Processing and Control, DOI: 10.1016/j.bspc.2015.06.012, 2015.

    20. R. K. Tripathy, L. N. Sharma, S. Dandapat, “A Novel Diagnostic Measure to Quantify loss of Clinical Components in Multilead Electrocardiogram”, IET, Healthcare Technology Letters, 2015.

    21. L. N. Sharma, R. K. Tripathy, S. Dandapat, “Multiscale energy and eigenspace approach to Detection and Localization of Myocardial Infarction”, IEEE, Transactions on Biomedical Engineering, vol. 62 (7), pp.1827 – 1837, DOI:10.1109/TBME.2015.2405134, 2015.

    22. R. K. Tripathy, L. N. Sharma, S. Dandapat, “A New Way of Quantifying Diagnostic Information from Multilead Electrocardiogram for Cardiac Disease Classification”, IET, Healthcare Technology Letters, vol. 1 (4), pp.98-103, DOI:10.1049/htl.2014.0080, 2014.

    23. L.N. Sharma, “Coding ECG beats using multiscale compressed sensing based processing”, Elsevier, Computers & Electrical Engineering, DOI: 10.1016/j.compeleceng.2014.07.016, August, 2014.

    24. L. N. Sharma, “Compression of Multi-Lead Electrocardiogram Signals by Huffman Coding the Compressed Measurements”, Journal of Applied Global Research (JAGR), Tennessee, USA, Volume 6, Issue 17 (Summer 2013).

    25. L. N. Sharma, S. Dandapat, A. Mahanta, “Clinical Entropy based PCA for Multi-lead Electrocardiogram”, UACEE International Journal of Computer Science and its Applications (ISSN 2250-3765), Vol. 2, Issue 3, pp. 211 – 215, Dec., 2012.

    26. L. N. Sharma, S. Dandapat, A. Mahanta, “Multichannel ECG data compression based on multiscale principal component analysis”, IEEE, Transactions on Information Technology in BioMedicine, Vol. 16, Issue 4, pp. 730 – 736, 2012.

    27. L. N. Sharma, S. Dandapat, A. Mahanta, “Multiscale PCA based Quality Controlled Denoising of Multichannel ECG Signals”, International Journal of Information and Electronics Engineering (IJIEE), Published by International Association of Computer Science and Information Technology (IACSIT), ISSN: 2010-3719, vol. 2, no. 2, pp.107-111, 2012.

    28. L. N. Sharma, S. Dandapat, A. Mahanta, “Kurtosis based noise estimation and multiscale energy to denoise ECG signal”, Springer, Signal, Image and Video Processing, DOI: 10.1007/s11760-011-0227-7 , May 05, 2011.

    29. L. N. Sharma, S. Dandapat, A. Mahanta, “ECG signal denoising using higher order statistics in Wavelet subbands“, Elsevier, Biomedical Signal Processing and Control, Vol. 5, pp. 214 – 222, 2010.

    30. Sanjib Das, L. N. Sharma and A. K. Gogoi, “Remote Communication Engineering Experiments Through Internet”, International Journal of Online Engineering, ISSN: 1861-2121, iJOE Vol. 2, No. 1, 2006.

    31. L. N. Sharma, Sanjib Das, AK Gogoi, “Laboratory Experiments through Low Bit Rate Internet Link”, International Journal of Online Engineering, ISSN: 1861-2121, iJOE Vol. 6, No. 3, 2006.

  • Article in Book
    1. L. N. Sharma, S. Dandapat, “Detecting Myocardial Infarction by Multivariate Multiscale Covariance Analysis of Multilead Electrocardiograms”, Springer, Proceedings of the International Congress on Information and Communication Technology (S.C. Satapathy et al. (eds.)), Advances in Intelligent Systems and Computing, vol. 439, pp.169-179, DOI 10.1007/978-981-10-0755-2, ISBN 978-981-10-0754-5, 2016

    2. S. Dandapat, L. N. Sharma, R. K. Tripathy, “Quantification of Diagnostic Information from Electrocardiogram Signal: A Review”, Springer, Advances in Communication and Computing (Lecture Notes in Electrical Engineering), ISBN 978-81-322-2464-8, 2015.

    3. L. N. Sharma, “Decoding Heart Pathology by Electrocardiogram Signal Processing”, Horizon (A Volume on Popular Science Article), ISBN: 978-81-928118-3-3, pp. 183 – 193, October, 2014.

    4. L. N. Sharma, S. Dandapat, A. Mahanta, “Multiscale distortion measure for multichannel electrocardiogram signals”, Biomedical Engineering, Narosa Publishing House Pvt. Ltd., ISBN: 978-81-8487-195-1, pp. 102 - 107, Copyright © 2011.

  • Conferences
    1. M. J. Singh, S. Das, L. N. Sharma, and S. Dandapat, “Time-Frequency Based Detection of Mitral Regurgitation Using Seismocardiogram Signal,” in 21st International Conference on ICT and Knowledge Engineering (ICT&KE), IEEE, Nov. 2023.

    2. M. J. Singh, S. Das, L. N. Sharma, and S. Dandapat, “Stationary wavelet transform based detection of aortic stenosis using seismocardiogram signal,” in 2023 National Conference on Communications (NCC). IEEE, 2023.

    3. Omesh Yengkhom, Sibasis Sahu, L. N. Sharma, S. Dandapat, “The Delineation of Aortic Valve Opening Point and Estimation of Heart Rate Variability from Seismocardiogram signal using Linear Prediction Coding Technique”, IEEE, 19th India Council International Conference (INDICON), 2022.

    4. Omesh Yengkhom, Sibasis Sahu, L. N. Sharma, S. Dandapat, “The Delineation of Aortic Valve Opening Point and Estimation of Heart Rate Variability from Seismocardiogram signal using Linear Prediction Coding Technique”, IEEE, 19th India Council International Conference (INDICON), 2022.

    5. L. N. Sharma, S. Dandapat, “Human speech production using 3-dimensional glottal accelerometric signals”, IEEE, 20th. International Conference on ICT and Knowledge Engineering (ICT&KE), Nov. 2022

    6. Moirangthem James Singh, L. N. Sharma, S. Dandapat, “Hilbert Vibration Decomposition of Seismocardiogram for HR and HRV Estimation”, IEEE, International Conference on Signal Processing and Communications (SPCOM), 2022.

    7. Mousumi Das, Tilendra Choudhary, M. K. Bhuyan, L. N. Sharma, H Pallab Jyoti Dutta, “A Multiresolution Method for Non-Contact Heart Rate Estimation Using Facial Video Frames”, International Conference on Wireless Communications Signal Processing and Networking (WiSPNET), 2022.

    8. Tilendra Choudhary, Mousumi Das, L. N. Sharma, M. K. Bhuyan, H Pallab Jyoti Dutta, “A Non-Fiducial Noise Robust VMD-based Framework for ECG-based Biometric Recognition”, IEEE, INDICON, Dec., 2021.

    9. Ravi Kumar Sanjay Sane, Pharvesh Salman Choudhary, L. N. Sharma, S. Dandapat, “Detection of Myocardial Infarction from 12 Lead ECG Images”, IEEE, National Conference on Communications (NCC), 2021.

    10. T. Choudhary, M. K. Bhuyan and L. N. Sharma, "Effect of Respiratory Effort Levels on SCG Signals," 2019 IEEE Region 10 Symposium (TENSYMP), 2019, pp. 143-146, doi: 10.1109/TENSYMP46218.2019.8971092.

    11. Alex Paul Kamson, L. N. Sharma, S. Dandapat, “Detection of Heart Sound Using Logistic Function Amplitude Moderator and Teager-Kaiser Energy Operator”, International Conference on Signal Processing and Communications (SPCOM), IISc. Bangalore, 16-19 July, 2018.

    12. Tilendra Choudhary, L N Sharma,M.K. Bhuyan, “Suppression of Artifacts from Seismocardiogram Signal Using Two-Stage Kalman Filtering Model”, International Conference on Signal Processing andCommunications (SPCOM), IISc. Bangalore, 16-19 July, 2018.

    13. Tilendra Choudhary, L.N. Sharma, M.K. Bhuyan, “Standalone Heartbeat Extraction in SCG Signal using Variational Mode Decomposition”, IEEE International Conference on Wireless Communications Signal Processing and Networking, March, 2018.

    14. L. N. Sharma, “Heart Sound Segmentation Using Multiscale Squared Energy Envelope”, 2017 International Conference on Biomedical Engineering and Bioinformatics, (ICBEB 2017), ACM ISBN: 978-1-4503-5297-0, DOI: 10.1145/3143344.3143353, Sept 14-16, 2017.

    15. L. N. Sharma, “Teager-Kaiser Energy Operator in Hilbert Space for Heart Sound Segmentation”, IEEE, 3rd. International Conference on Biomedical Engineering, BME-HUST 2016, ISBN: 978-1-5090-1097-4, October 05-06, 2016.

    16. L. N. Sharma, “MultiscaleAnalysis of Heart Sound for Segmentation using Multiscale Hilbert Envelope”, IEEE, 13th. International Conference on ICT and Knowledge Engineering, Nov. 18-21, 2015.

    17. R. K. Tripathy, L. N. Sharma, S. Dandapat, “Detection of Cardiac Ailments from Multilead ECG using Duagnostic Eigen Error Features”, IEEE, Power, Communication and Information Technology, International Conference on (PCITC), Bhubaneswar, India, Oct. 2015.

    18. L. N. Sharma, S. Dandapat, “Detecting Myocardial Infarction by Multivariate Multiscale Covariance Analysis of Multilead Electrocardiograms”,International Congress on Information and Communication Technology (ICICT 2015), Computer Society of India, Oct. 9-10, 2015.

    19. L. N. Sharma, “Denoising Pathological Multilead Electrocardiogram Signals using Multiscale Singular Value Decomposition”, IEEE, 12th. International Conference on ICT and Knowledge Engineering, Nov. 18-21, 2014.

    20. S. Dandapat, L. N. Sharma, R. K. Tripathy, “Quantification of Diagnostic Information from Electrocardiogram Signal: A Review”, 2014 National Workshop on Advances in Communication and Computing (WACC), Sept 27-28, 2014 (Invited Paper).

    21. L. N. Sharma, “Multiscale Entropy based Compressive Sensing for Electrocardiogram Signal Compression”, IEEE, 11th. International Conference on ICT and Knowledge, DOI: 10.1109/ICTKE.2013.6756267, Nov. 20-22, 2013.

    22. Anurag Singh, L. N. Sharma, SamarendraDandapat, Compressive Sensing in Eigenspace for Multichannel Electrocardiaogram Signals, IEEE International Conference on Advanced Electronic Systems (ICAES-2013), CSIR-CEERI, Pilani, Sept. 20-22, 2013.

    23. Jiss J Nallikuzhy, L. N. Sharma, SamarendraDandapat, Projection based approach for Super-Resolution ECG, IEEE First International Conference on Condition Assessment Techniques in Electrical Systems (IEEE CATCON2013), Dec. 6-8, 2013.

    24. SibasankarPadhy, L. N. Sharma, SamarendraDandapat, Multilead ECG Data Transmission in Wireless Body Area Network (WBAN), International conference on “Computer Applications in Electrical Engineering Recent Advances: Smart Grid Technologies, Oct. 3-5, 2013.

    25. L. N. Sharma, “Compression of multi-lead Electrocardiogram signals by Huffman coding the compressed measurements”, Proceedings of Intellectbase International Consortium, ISSN 1940-1876 (Print), Vol. 26, pp.149 -155, Spring 2013.

    26. Sharma, L.N., Dandapat, S., "Compressed sensing for multi-lead electrocardiogram signals," Information and Communication Technologies (WICT), 2012 World Congress on , vol., no., pp.812,816, Oct. 30 2012-Nov. 2 2012, doi: 10.1109/WICT.2012.6409186

    27. L. N. Sharma, S. Dandapat, A. Mahanta, “Clinical Entropy based PCA for Multi-lead Electrocardiogram Signals”, International conference on Advances in Information Technology (AIT-2012), Bangkok, Thailand, 23-24 June, 2012. (Best Paper Award)

    28. G. Siva Reddy, Puspanjali Sharma, S. R. M. Prasanna, C. Mahanta and L. N. Sharma, “Combined Online and Offline Assamese Handwritten Numeral Recognizer”, Proceedings of the Eighteenth National Conference on Communication (NCC-2012), Indian Institute of Technology Kharagpur, India, Feb. 03-05, 2012.

    29. L. N. Sharma, S. Dandapat, A. Mahanta, “Multiscale distortion measure for multichannel electrocardiogram signals”, 2011 International Conference on Biomedical Engineering (ICBME 2011), Manipal Institute of Technology, Manipal, India, Dec 10-12., 2011.

    30. L. N. Sharma, S. Dandapat, A. Mahanta, “Guaranteeing Target Quality Denoising of Multichannel ECG Signals using MSPCA”, 2011 International Conference on Computer and Computational Intelligence (ICCCI 2011), Bangkok, Thailand, 2-4 Dec., 2011. (Best Paper Award)

    31. L. N. Sharma, S. Dandapat, A. Mahanta, “Multiscale principal component analysis to denoise multichannel ECG signals”, IEEE 5th Cairo International Conference on Biomedical Engineering (IEEE CIBEC 2010), Cairo, Egypt, 16-18 Dec., 2010.

    32. L. N. Sharma, S. Dandapat, A. Mahanta, “Multiscale entropy based multiscale principal component analysis for multichannel ECG data reduction”, 10th. IEEE International Conference on Information Technology and Applications in Biomedicine (IEEE ITAB 2010), Corfu, Greece, 3-5 Nov., 2010.

    33. L. N. Sharma, S. Dandapat, A. Mahanta, “Multiscale Wavelet energies and relative energy based denoising of ECG Signal”, 1st. IEEE International Conference on Communication Control and Computing Tecgnologies (IEEE ICCCCT 2010), Syed Ammal Engineering College, Ramanathapuram and St.Xavier's Catholic College of Engineering, Kanyakumari., Tamilnadu, 7-9 Oct., 2010.

    34. L. N. Sharma, S. Dandapat, A. Mahanta, “Kurtosis based Multichannel ECG Signal Denoising and Diagnostic Distortion Measures”, IEEE TENCON 2009, Singapore, November 23 – 26, 2009.

    35. L. N. Sharma, S. R. Nirmala, M. SabarimalaiManikandan, S. Dandapat, “Compression of Multi-lead ECG Signals and Retinal Images Using 2-D Wavlet Transform and SPIHT Coding Scheme for Mobile Telemedicine”, WISP-2007, IIT Guwahati, India, 20-29 Dec., 2007.

    36. L. N. Sharma, M. SabarimalaiManikandan, S. Dandapat, ‘’Modern ECG Instrumentation and Compression Techniques’’, Seminar on Bioelectronics, Tezpur University, 27th. March 2007.

    37. L. N. Sharma, Sanjib Das, A.K. Gogoi, “ISM Band Triangular Patch Antenna on FR4 Substrate with ‘U’ Pattern Slots”, Proceedings of IEEE INDCON 2005, December 11-13, 2005, IIT Chennai.

    38. Sanjib Das, L. N. Sharma and A. K. Gogoi, “Enabling E-Governance for Low Bit Rate Network through Rural ICT Infrastructures in Indian Villages”, Proceedings of 7th. International Conference on Computer and Information Technology (ICCIT2004), 28-28 December 2004, Dhaka, Bangladesh.

    39. L. N. Sharma, Sanjib Das, A.K. Gogoi, “ Information and Communication Network Enabling E-Governance in Dibrugarh District”, Proceedings of All India Seminar on Wireless and Wire-Line Communication Scenario in North Eastern Region, The Institution of Engineers (India), Assam State Centre, Guwahati , 31st. January & 1st. February, 2004.

    40. L. N. Sharma, Sanjib Das, A.K. Gogoi, “ Laboratory Experiment Through Internet”, Proceedings of All India Seminar on Development of Manpower for Information Technology Enabled Services in the North Eastern Region, The Institution of Engineers (India), Assam State Centre, Guwahati, 27 – 28 March, 2004.