Dr. G Lakshmi Sutha

Dean (Academic)

Associate Professor

Department of ECE

National Institute of Technology Puducherry

(Under Ministry of Education, Govt. of India)

Karaikal 609609

E-mail: lakshmi@nitpy.ac.in, lakshmi.sutha1@gmail.com

Educational Qualifications

• Ph.D (2012) - Accurate rain drop size distribution models for the tropical region, Nanyang Technological University, Singapore.

• M.Tech (2005) - Communication Engineering, Vellore Institute of Technology, Vellore, India.

• B.E (1994) - Electronics and Communication Engineering, Bharathidasan University, India.

Professional Experience

Teaching:

• May 2022 onwards Associate Professor at National Institute of Technology Puducherry, Karaikal

• December 2014 - April 2022, Assistant Professor at National Institute of Technology Puducherry, Karaikal

• July 1998 to September 2002, Lecturer at Bharathiyar College of Engineering and Technology, Affiliated to Pondicherry University, Karaikal, India.

• January 1996 to April 1998, Lecturer at A.V.C College, Affiliated to Bharathidhasan University, Mayiladuthurai, India.

• June 1995 to December 1995, Part time lecturer at Srinivasa Subbaraya Polytechnic, Puttur, India.

Research:

• July 2012 to November 2014, Research Fellow at Nanyang Technological University, Singapore

• February 2011 to July 2012, Research Engineer at Nanyang Technological University, Singapore.

• February 2007 to February 2011, PhD student at Nanyang Technological University, Singapore.

 Research Interests

• Remote Sensing, Climate and Weather studies, Digital Image Processing, Speech Processing, Pattern Recognition, and Machine Learning.

Funded Projects

• Co-Principal Investigator for the project titled "Development of Neural Network based wakeup keyword spotting chip and Development of ASIC for audio watermarking for security applications” under Chips to Startup  (C2S) Programme funded by MeitY, Government of India with a funding of 85.71 lakh for the period from May 2023 to May 2028.

• Co-Principal Investigator for the project titled “PHY Layer Design of URLLC assisted 5G networks”, funded by Sri Lanka Technological Campus (SLTC), Srilanka for the period of June 2020 to June 2022.

• Chief Investigator for the project titled “FPGA Prototype for Speech Recognition and Emotion Recognition from the Recognized Speech” funded by DeitY/MCIT (Department of Electronics and Information Technology, Ministry of Communications and Information Technology, Government of India) with total funding of 168 Lakhs during the period from April 2015 to November 2021.

Startups

Director,  

ATRIEL India Pvt. Ltd.,

Address: NIT Puducherry - 609609 

Reg. No. U74999TN2021PTC142733 

Patents Granted 

1.   A generalized system to perform real-time frame blocking on streaming samples of the digital signals, Inventors: Satya Sai Srinivas Nettimi, Sugan Nagarajan, Lakshmi Sutha Kumar, Malaya Kumar Nath, Aniruddha Kanhe, Patent No. 394994, Granted on 19/01/2021.

2.    Dense residual network for decision making of large intra-class variability in the raw panchromatic satellite image, Inventors: G. Lakshmi Sutha, G. Rohith, Patent No. 483450, Granted on 15th December 2023

3.    A digital electronic system for windowing the time-sampled signal segments using Hamming and Hanning windows, Inventors: Satya Sai Srinivas Nettimi, Sugan Nagarajan, Lakshmi Sutha Kumar, Malaya Kumar Nath, Aniruddha Kanhe, Patent No. 506452, Granted on 2nd February 2024.

Research Supervision:

PH.D. Guidance

Completed

1.     Dr. A. Pugazhenthi (Title: Extraction of Clouds from Satellite Data and Cloud Attenuation Calculations for Earth-Space Applications)

2.  Dr. G. Rohith (Title: Analysis of Super-Resolution using Deep Learning Techniques for Remote Sensing Applications)

3.  Dr. R. Nagaraj (Title: Water body extraction from satellite images using machine learning and deep learning algorithms)

4.  Dr. Nettimi Satya Sai Srinivas (Title: FPGA-based Design of Ready-To-Use and Configurable IP Cores for Rapid Implementation of MFCC Feature Extraction System in Speech Applications)

Ongoing

5.   Mr. N. Sugan (Title: Performance Comparison of Different Cepstral Features for Speech Emotion Recognition using SVM classifier)

6.   Mr. P. R. Sreesh (Title: Design of Optimization Techniques for the FPGA implemented Speech (word) and Emotion Recognition Systems)

7.    Mrs. M. Anitha (Title: Evaluation of Aerosol Parameters and MODIS AOD Bias Correction from AERONET Data Using Machine Learning and Deep Learning Techniques)

8.  Ms. B. Jayanthi (Title: Hardware Implementation of Convolutional Neural Networks for Image Processing Applications)

9.   Mrs. C. Suneetha (Title: Convolutional Neural Networks for Image Processing Applications and its Hardware Implementation)

10. Mrs. S. Anitha (Title: FPGA implementation of Voice Pathology Detection System using CNN from Speech Signals)

PG Projects Guided

1.    Experimental verification of acoustic communication along metallic drill pipes, Completed in 2014.

2.   eSE Based Secure Service Development in Trusted Execution Environment, Completed in 2020.

3.   Machine Learning Approaches for precipitation prediction based on Meteorological Observations, Completed in 2021. 

4.  Aerosol Classification using Machine Learning Algorithms, Completed in 2021. 

5.  Implementation of Convolutional Neural Networks (CNN) on FPGA, Completed in 2022. 

6. Object Detection, Modeling and Simulation of a Robot Operating System based Robotic Arm, Completed in 2023.

7.  FPGA Implementation of SVM Linear classifier for Parkinson’s Disease Detection, Completed in 2024.

8. Implementation of IoT-Based Vehicle Theft Detection and Accident Detection System, Completed in 2024 

UG Projects Guided

1.    Physical Layer Design for Acoustic Downhole Drillstring Telemetry, Completed in 2011.

2.       Wireless transceiver design and performance evaluation, Completed in 2011.

3.      Experimental Verification of Acoustic Communication along Drill Pipes, Completed in 2012.

4.      Acoustic Data Communication for Industrial Drilling Applications, Completed in 2011.

5.      Atmospheric Refractivity Profile using the Radiosonde Data in Indian Region, Completed in 2015.

6.     Calculation of Cloud attenuation at C, Ku and Ka band frequencies over Indian region, Completed in 2015.

7.     Globally accessible machine automation of electronic gadgets, Completed in 2015.

8.     GPS Radio Occultation data comparison with Radiosonde within Indian Region, Completed in 2016.

9.     Design and simulation of Radio Frequency Identification (RFID) antennas, Completed in 2016.

10.  Design of border alert system with automatic engine shutdown, Completed in 2017.

11.  Smart home energy management system using cloud computing, Completed in 2017.

12.  Smart doorbell using Internet of Things, Completed in 2018.

13.  Intelligent street light controlling system using Zigbee network, Completed in 2018.

14.  Sign Languages to Speech Conversion, Completed in 2019.

15.  Autonomous Chess-playing Robotic Arm, Completed in 2019.

16.  Smart Library Management System using RFID Technology, Completed in 2020.

17.  An Audio Aided Face and Text Recognition System for Visually Impaired, Completed in 2020.

18.  Image Generation and Enhancement using Generative Adversarial Network, Completed in 2021.

19.  Extraction and Analysis of Aerosol Optical Depth from MODIS Satellite and AERONET, Completed in 2021.

20.  Performance Analysis of Non- Orthogonal Multiple Access for 5G, Completed in 2021. 

21. Smart Air Pollution Monitoring and Control Prototype, Completed in 2022. 

22. Rainfall Prediction using Machine Learning Algorithms, Completed in 2022. 

23. IoT based Dynamic Road Traffic Management System, Completed in 2023. 

24. Water Depth Analysis using Machine Learning and Deep Learning Techniques, Completed in 2023. 

25. Parkinson’s Disease Detection and Severity Estimation from Speech Signal using Machine Learning and Deep Learning Techniques, FPGA Acceleration Speech Analysis, Completed in 2024.

26. Smart Banana Leaf Disease Classifier using Convolutional Neural Network, Completed in 2024.

Publications

Books:

G. Rohith and G. Lakshmi Sutha, “Super-Resolution for Remote Sensing Applications using Deep Learning Techniques,” Cambridge Scholars Publishing, ISBN: 1-5275-9134-4,

ISBN13: 978-1-5275-9134-9, Pages: 226, https://www.cambridgescholars.com/product/978-1-5275-9134-9

International Journals:

1. Nagaraj, R., Kumar, L.S. Extraction of Surface Water Bodies using Optical Remote Sensing Images: A Review. Earth Science Informatics, Springer, February 2024. https://doi.org/10.1007/s12145-023-01196-0 (SCIE Indexed, Impact Factor: 2.8). 

2. Anitha, M., Kumar, L.S. An Analysis of Atmospheric Aerosol Characteristics Using Remote Sensing Data in the Indian Region. Pure Appl. Geophys. Springer, 181, 625–654 (2024). https://doi.org/10.1007/s00024-023-03415-7.

3. Nagaraj.R and Lakshmi Sutha kumar, “LWAMNNet: A Novel deep Learning Framework for Surface Water Body Extraction from LISS-III Satellite Images”, Earth Science Informatics, Springer, December 2023. (SCIE Indexed Impact Factor-2.8). 

4. Annapurna Sheela Mohan, Anitha Manisekaran, Lakshmi Sutha Kumar, “Composition and source based aerosol classification using machine learning algorithms”, Advances in Space Research, Elsevier, (2023). 

5. M Anitha, L. S. Kumar, “Development of an IoT-Enabled Air Pollution Monitoring and Air Purifier System, MAPAN-Journal of Metrology Society of India, May 2023. 

6. Sabapathy Sundaresan, Maruthu Surendar, L. S. Kumar, D. N. K. Jayakod, “Outage Analysis of Sparse Vector Coding based Downlink Multicarrier NOMA for URLLC, IEEE Internet of Things Journal, IEEE, March 2023. doi: 10.1109/JIOT.2023.3246300 

7. R. Nagaraj and L. S. Kumar, "Univariate Deep Learning models for prediction of daily average temperature and Relative Humidity: The case study of Chennai, India", Journal of Earth System Science, 132(3), p.100, 2023. https://doi.org/10.1007/s12040-023-02122-0 

8. Nagaraj. R and Lakshmi Sutha Kumar, “Multi Scale Feature Extraction Network with Machine Learning Algorithms for Water Body Extraction from Remote Sensing Images”, International Journal of Remote Sensing, Taylor and Francis, 43,17, 6349-6387, November 2022. (SCI and SCIE Indexed, IF: 3.531).

9. Nagaraj R and Lakshmi Sutha Kumar, “Pixel Level Feature Extraction and Machine Learning Classification for Water Body Extraction”, Arabian Journal of Science and Engineering, Springer, November 2022. (SCIE Indexed, IF: 2.807).

10. A Pugazhenthi, Sruthy Sebastian, G Rohith, Lakshmi Sutha Kumar, “Significant full reference image segmentation evaluation: a survey in remote sensing field,” Multimedia Tools and Applications, Springer, March 2022. (SCI Indexed, IF- 2.313).

11. G. Rohith and L. S. Kumar, "Design of Deep Convolution Neural Networks for Categorical Signature Classification of Raw Panchromatic Satellite Images,” Multimedia Tools and Applications, Springer, March 2022. (SCI Indexed, IF- 2.313).

12. Annapurna Sheela Mohan, Anitha Manisekaran, Lakshmi Sutha Kumar, “Aerosol classification using machine learning algorithms,” Indian Journal of Radio & Space Physics, Vol. 50, December 2021, pp. 217-223. (Scopus Indexed)

13. Jayanthi. B, and L. S. Kumar, “Implementation of Neural Networks in FPGA,” Indian Journal of Radio & Space Physics, Vol. 50, June 2021, pp. 57-63. (Scopus Indexed)

14. Pugazhenthi A and Lakshmi Sutha Kumar, “Calculation and Analysis of Cloud Attenuation and other Cloud Parameters in India for Earth-Space Links,” Advances in Space Research, Elsevier, November 2021. (SCI Indexed, IF- 2.152).

15. Sruthy C Sebastian, L. S. Kumar and Pugazhenthi A, “Segmentation of satellite images using machine learning algorithms for cloud classification,” Indian Journal of Radio & Space Physics, Vol 50, pp. 12-18, March 2021. (Scopus Indexed)

16. G. Rohith and L. S. Kumar, “Effectiveness of Super-resolution technique on vegetation indices,” in IEEE Access, 2021. doi: 10.1109/ACCESS.2021.3094283. (SCI Indexed, IF- 3.745).

17. Phani Gannamraju, Satyanarayana Yarramsetti and L. S. Kumar, “Radio frequency identification and internet of things-based smart library management system”, Int. J. Networking and Virtual Organisations, Vol. 24, No. 4, 2021. (Scopus Indexed, Citescore-0.6)

18. G. Rohith, L. S. Kumar, "Paradigm shifts in Super Resolution techniques for Remote Sensing applications,” The Visual Computer, Springer, pp. 1-44, September 2020. [Indexed: SCI, Impact Factor-1.45].

19. G. Rohith, L. S. Kumar, "Super-resolution based Deep Learning Techniques for Panchromatic Satellite Images in Application to Pansharpening,” IEEE Access, IEEE, vol. 8, pp. 162099-162121, September 2020. [Indexed: SCI, Impact Factor-3.745]

20. Nagarajan Sugan, Nettimi Satya Sai Srinivas, Lakshmi Sutha Kumar, Malaya Kumar Nath, and Aniruddha Kanhe, “Speech emotion recognition using cepstral features extracted with novel triangular filter banks based on Bark and ERB frequency scales”, Digital Signal Processing, Elsevier, vol. 104, pp. 1-22, May 2020. [Indexing: SCI, Impact Factor: 2.871]. DOI: https://doi.org/10.1016/j.dsp.2020.102763.

21. Pugazhenthi A and Lakshmi Sutha Kumar, “Automatic Cloud Segmentation from INSAT-3D Satellite Image via Improved K-Means and Improved Fuzzy C-Means Clustering” IET Image Processing, IET Digital Library, vol. 14, issue 7, pp. 1273-1280, October 2019 [Indexed: SCI, Impact Factor-1.995].

22. N. S. Sai Srinivas, N. Sugan, Niladri Kar, L. S. Kumar, Malaya Kumar Nath, and Aniruddha Kanhe, “Recognition of Spoken Languages from Acoustic Speech Signals Using Fourier Parameters”, Circuits, Systems, and Signal Processing, pp. 1-50, Springer US, April, 2019. https://doi.org/10.1007/s00034-019-01100-6.

23. L. S. Kumar, W. K. Han, Y. L. Guan, S. Sun, Y. H. Lee, “Optimal energy transfer pipe arrangement for acoustic drill string telemetry”, IEEE Transactions on Geoscience and Remote Sensing, Vol. 52, No. 10, pp. 6999-7007, November 2014.

24. J. X. Yeo, Y. H. Lee, L. S. Kumar and J. T. Ong, “Comparison of S-Band RADAR attenuation prediction with beacon measurements,” IEEE Transactions on Antennas and Propagation, Vol. 60, No. 10, pp. 4892-4900, October 2012.

25. L. S. Kumar, Y. H. Lee, J. X. Yeo and J. T. Ong, “Tropical Rain classification and Estimation of Rain from Z-R (Reflectivity-Rain rate) Relationships,” Progress In Electromagnetics Research B, Vol. 32, pp. 107-127, July 2011.

26. L. S. Kumar, Y. H. Lee, and J. T. Ong, “Two parameter gamma drop size distribution models for Singapore,” IEEE Transactions on Geoscience and Remote Sensing, Vol. 49, No. 9, pp. 3371-3380, Sept. 2011.

27. L. S. Kumar, Y. H. Lee, and J. T. Ong, “Shape slope parameter distribution modeling of electromagnetic scattering by rain drops,” Progress In Electromagnetics Research B, Vol. 25, pp. 191-209, Sept. 2010.

28. L. S. Kumar, Y. H. Lee, and J. T. Ong, “Truncated gamma drop size distribution models for rain attenuation in Singapore,” IEEE Transactions on Antennas and Propagation, Vol. 58, No. 4, pp. 1325-1335, Apr. 2010.

International Conferences:

1. Nagaraj. R and L. S. Kumar, "Surface Water Mapping Using Machine Learning and Deep Learning Techniques from LISS-III Imagery," 2024 International Conference on Signal Processing, Computation, Electronics, Power and Telecommunication (IConSCEPT), Karaikal, India, 4-5 July 2024, pp. 1-6, doi: 10.1109/IConSCEPT61884.2024.10627888.

2. Jayanthi. B, L. S. Kumar, A. Someshwaran, M. Sandya and N. Bharadwaj, "FPGA Implementation of Various Division Algorithms for Image Processing Applications - A Comparative Analysis," 2024 International Conference on Signal Processing, Computation, Electronics, Power and Telecommunication (IConSCEPT), Karaikal, India, 4-5 July 2024, pp. 1-6, doi: 10.1109/IConSCEPT61884.2024.10627909.

3. S. A. Ahammad, A. Sankaran and L. S. Kumar, "Detection of Parkinson's Disease using Machine Learning Algorithms from Speech Signals," 2024 International Conference on Signal Processing, Computation, Electronics, Power and Telecommunication (IConSCEPT), Karaikal, India, 4-5 July 2024, pp. 1-6, doi: 10.1109/IConSCEPT61884.2024.10627874.

4. C. Suneetha, Lakshmi Sutha Kumar, “Utilizing Temporal Satellite Imagery to Detect Bare Soil: A Method for Retaining the Condition of the Soil, ” International Conference on Hybrid and Advanced Technologies (ichat) – 2024, QIS College of Engineering and Technology, Ongole, Andhra Pradesh, 26-28 April 2024. 

5. Mahalakshmi M, Lakshmi Sutha Kumar and M Anitha, “IoT Based Vehicle Theft Detection and Accident Detection Using Arduino”, 2023 Second International Conference on Advances in Computational Intelligence and Communication (ICACIC), 7th December 2023 at Puducherry Technological University, Puducherry.

6. M. Anitha and L. S. Kumar, "Tracking of NO2 and SO2 trace gases emission from Thermal Power Plants in Tamil Nadu using Sentinel 5P Tropomi Satellite with observations from CPCB CAAQM station," 2023 International Conference on Signal Processing, Computation, Electronics, Power and Telecommunication (IConSCEPT), Karaikal, India, July 2023, pp. 1-6.

7. R. Nagaraj, V. Arulvadivelan, K. Gouthamkumar, K. Dharshen and L. S. Kumar, "Surface water mapping and volume estimation of Lake Victoria using Machine Learning Algorithms," 2023 International Conference on Signal Processing, Computation, Electronics, Power and Telecommunication (IConSCEPT), Karaikal, India, 2023, pp. 1-6, doi: 10.1109/IConSCEPT57958.2023.10170600. 

8. 1.   P. C. Manojkumar, L. S. Kumar and B. Jayanthi, "Performance Comparison of Real Time Object Detection Techniques with YOLOv4," 2023 International Conference on Signal Processing, Computation, Electronics, Power and Telecommunication (IConSCEPT), Karaikal, India, July 2023, pp. 1-6.

9. R. Nagaraj and L. S. Kumar, "Surface water body extraction and Change Detection Analysis using Machine Learning Algorithms: A Case study of Vaigai Dam, India," 2023 International Conference on Signal Processing, Computation, Electronics, Power and Telecommunication (IConSCEPT), Karaikal, India, 2023, pp. 1-6, doi: 10.1109/IConSCEPT57958.2023.10170342. 

10. Pendurthy Bhavana, Pediredla Likhitha, Chiluvuri Manoj Venkat Rama Chandra Raju, Lakshmi Sutha Kumar, “IOT based Dynamic Road Traffic Management System”, Journal of Physics: Conference Series, Volume 2466, 4th National Conference on Communication Systems (NCOCS 2022), NIT Puducherry, Karaikal, 23rd December 2022. https://iopscience.iop.org/article/10.1088/1742-6596/2466/1/012025

11. Jayanthi. B and L.S. Kumar, “Implementation of convolution layer in FPGA for disease classification in Tomato leaves”, IEEE 19th India Council International Conference (INDICON 2022), 24-26 November 2022, CUSAT, Kochi, Kerala.

12. Nettimi Satya Sai Srinivas, N. Sugan, L. S. Kumar, M. K. Nath, and A. Kanhe, “FPGA-based IP Core for Framing Speech Signals”, 26th International Symposium on VLSI Design and Test (VDAT-2022), Design Contest, 17-19 July 2022, IIT Jammu, India.

13. Nagaraj. R, Lakshmi Sutha Kumar, “Performance Analysis of Machine Learning Techniques for Water body Extraction”, IEEE BOMBAY SECTION SIGNATURE CONFERENCE (IBSSC-2021), Hybrid Event, November 18-20, 2021.

14. P R Sreesh, L S Kumar, “Performance Analysis of Fixed Point FIR Filter Architectures”, Third IEEE International Conference on Advances in Electronics, Computers and Communications (ICAECC), 11-12 Dec. 2020, Bengaluru, India.

15. G. Rohith, L.S. Kumar, “Pansharpening for Better Spectral and Spatial clarity” 5th IEEE International Conference on Computing, Communication and Security (ICCCS-2020), 14-16 October, 2020 at IIT Patna.

16. Pugazhenthi A and L S Kumar, “Selection of Optimal Number of Clusters and Centroids for K-means and Fuzzy C-means Clustering: A Review,” 5th IEEE International Conference on Computing, Communication and Security (ICCCS-2020), 14-16 October, 2020 at IIT Patna.

17. Nettimi Satya Sai Srinivas, Nagarajan Sugan, Lakshmi Sutha Kumar, Malaya Kumar Nath, and Aniruddha Kanhe, “Digital architecture for instantaneous V/UV/S classification of noise free speech segments”, IEEE 24th International Symposium on VLSI Design and Test (VDAT-2020), Indian Institute of Technology Bhubaneswar, 23-25 July, 2020.

18. M. Anitha, L. S. Kumar, "Ground based remote sensing of aerosols using AERONET in Indian Region", IEEE International Conference on Wireless Communications Signal Processing and Networking (WISPNET), SSN College of Engineering, Chennai, August 2020.

19. Pugazhenthi. A and L. S. Kumar, “Cloud Extraction from INSAT-3D Satellite Image by K-Means and Fuzzy C-Means Clustering Algorithms,” International Conference on Systems, Computation, Automation and Networking (ICSCAN 2020), Manakula Vinayagar Institute of Technology, Puducherry, 3-4 July, 2020.

20. R. Srivatsan, S Badrinath and L. S. Kumar, “Autonomous chess-playing robotic arm using Raspberry PI”, International Conference on Systems, Computation, Automation and Networking (ICSCAN 2020), Manakula Vinayagar Institute of Technology, Puducherry, 3-4 July, 2020.

21. Manjusha Sreedharan, Shalini Mohanraj, Lakshmi Sutha Kumar, "An Audio Aided Face and Text Recognition System for Visually Impaired" in International Virtual Conference on Industry 4.0, Vellore Institute of Technology, Chennai, 6-7 July, 2020, Published in Lecture Notes in Electrical Engineering, Springer, Singapore on 04/08/2021.

22. G. Rohith, L. S. Kumar, “Remote sensing signature classification of agriculture detection using deep convolution network models", in Springer International Conference on Machine Learning, Image Processing, Network Security and Data Sciences (MIND2020), Springer CCIS book Series MIND 2020, CCIS 1240, pp. 1–13, National Institute of Technology Silchar, India, June 2020. DOI: https://doi.org/10.1007/978-981-15-6315-7_28

11. M. Anitha, L. S. Kumar, "Ground based remote sensing of aerosols using AERONET in Indian Region", IEEE International Conference on Wireless Communications Signal Processing and Networking (WISPNET), 4-6 August 2020, SSN College of Engineering, Chennai,

12. Pugazhenthi A and L S Kumar, “Cloud Extraction from INSAT-3D Satellite Image by K-Means and Fuzzy C-Means Clustering Algorithms,” International Conference on Systems, Computation, Automation and Networking (ICSCAN 2020), 3-4 July, 2020, Manakula Vinayagar Institute of Technology, Puducherry.

13. R Srivatsan, S Badrinath and L. S. Kumar, “Autonomous chess-playing robotic arm using Raspberry PI”, International Conference on Systems, Computation, Automation and Networking (ICSCAN 2020), 3-4 July, 2020, Manakula Vinayagar Institute of Technology, Puducherry.

14. Malli Mahesh Chandra, Rajkumar S, L. S. Kumar, “Sign Languages to Speech Conversion Prototype using the SVM Classifier" International conference on Technology, Knowledge, and Society (TENCON 2019) organized by  IEEE Kerala Section, 17th to 20th October 2019, Kerala.

15. G. Rohith, L.S. Kumar, “Performance analysis of Satellite Image Super Resolution using Deep learning techniques”, IEEE BOMBAY SECTION SIGNATURE CONFERENCE (IBSSC-2019) organized by  IIT Bombay, 26th to 28th July 2019, IIT Bombay, Mumbai

16. N. S. Sai Srinivas, N. Sugan, L.S. Kumar, Malaya Kumar Nath and Aniruddha Kanhe, “Speaker Independent Japanese Isolated  Word Automatic Speech Recognition System for a Moderate Size  Vocabulary using TDRC Features”, IEEE International Conference on Control, Communication and Computing (IC4  2018), College of Engineering, Trivandrum, July 05 - 07, 2018.

17. N. Sugan, N.S. Sai Srinivas, L.S. Kumar, Malaya Kumar Nath and Aniruddha Kanhe, “ Performance Comparison of Different Cepstral Features for Speech Emotion Recognition ”, IEEE International Conference on Control, Communication and Computing (IC4  2018), College of Engineering, Trivandrum, July 05 - 07, 2018.

18. L. S. Kumar , S. Manandhar, Y. H. Lee, and Y. S. Meng, “GPS derived PWV for monitoring Cloud Evolution”, PIERS Progress in Electromagnetics Research Symposium (PIERS 2017), 19-22 November 2017, Singapore

19. Pugazhenthi. A, L. S. Kumar, “Image Contrast Enhancement by Automatic Multi-Histogram Equalization for Satellite Images”, IEEE International Conference on Signal Processing, Communications and Networking (ICSCN 2017), 16th to 18th March 2017, Chennai.

20. R. Shriram, S. Imthiyaz Ahamed, L.S. Kumar, “Calculation Of cloud Attenuation at Ku and Ka Band frequencies over Indian region,” 5th IEEE Applied Electromagnetics Conference (AEMC 2015), 18-21 December 2015, Assam, India.

21. Ratnika Singh, Advitiya Gupta, Resham Singh, L. S. Kumar, “Atmospheric refractivity profile using the radiosonde data over Indian region,” 5th IEEE Applied Electromagnetics Conference (AEMC 2015), 18-21 December 2015, Assam, India.

22. V. Sandeep, K.Lalith Gopal, S.Naveen, A.Amudhan, L. S. Kumar, “Globally Accessible Machine Automation Using Raspberry Pi,” Fourth International Conference on Advances in Computing, Communications and Informatics (ICACCI-2015), 10-13 August 2015, Aluva, Kerala, India.

23. L. S. Kumar, F. Yuan, Y. H. Lee, “Comparison of precipitable water vapor derived from GPS and radiosonde data for Singapore,” International Symposium on Antennas and Propagation (ISAP), KaohSiong, Taiwan, December 2014.

24. W. K. Han, L. S. Kumar, Y. L. Guan, S. Sun, “Design and Performance Analysis of a Coded Digital Telemetry System for Acoustic Downhole Channel”, 9th International Conference on Information, Communications and Signal Processing (ICICS 2013), 10 - 23 December 2013, Tainan, Taiwan.

25. L. Zhou, M. Annamalai, W. K. Han, L. S. Kumar, Y. L. Guan, M. Je, L. Yao, and C. H. Heng, "25 to 300 degree celcius 80bps acoustic transmitter based on crystal-less temperature-independent frequency reference with differential modulation for drilling noise power cancellation," IEEE Asian solid-state circuits conference (ASSCC 2013), 11-13 November 2013, Singapore.

26. L. S. Kumar, W. K. Han, Y. L. Guan, S. Sun, Y. H. Lee, “Optimization of Acoustic Communication for Industrial Drilling applications”, IEEE Conference on Information and Communication Technologies(ICT 2013), 11-12 April 2013, India.

27. L. S. Kumar, W. K. Han, Y. L. Guan, Y. H. Lee, S. Sun, A. A. Muthukumaraswamy and M. Je, “Downhole pipe selection and arrangement for acoustic drillstring telemetry”, 7th IEEE Conference on Industrial Electronics and Applications (ICIEA 2012), 18-20 July 2012, Singapore.

28. M. Thurai, V. N. Bringi, Y. H. Lee, L. S. Kumar, J. D. Eastment, and D. Ladd, “Height- correlation analysis of data from an S-band zenith-pointing RADAR in Singapore,” 35th Conference on Radar Meteorology, 26 September 2011.

29. L. S. Kumar, Y. H. Lee, J. T. Ong, “Slant path rain attenuation at different elevation angles for tropical region,” Seventh International Conference on Information, Communications and Signal Processing (ICICS 2009), Art. No. 5397706, 8-10 Dec’2009, Macau. 

30. S. Lakshmi, Y. H. Lee, J. T. Ong, “Comparative study of Singapore’s drop size distribution for fixed µ”, General Assembly of the International Union of Radio   Science , Conference Publication No. F05p3, Chicago, Illinois, USA on August 07-16, 2008.

31. S. Lakshmi, Y. H. Lee, J. T. Ong, “The Role of Particular Rain Drop Size on Rain Attenuation at 11 GHz, Sixth International Conference on Information, Communications and Signal Processing (ICICS 2007), Conference Publication No. 0598, Singapore, 10-13 Dec’2007.

32. Y. H. Lee, S. Lakshmi, J. T. Ong, “Rain drop size distribution modelling in Singapore-Critical diameters,” The Second European Conference on Antenna and Propagation (EuCAP 2007), Conference Publication No. 0678, Edinburgh, UK, November 2007. 

33. Y. H. Lee, S. Lakshmi, J. T. Ong, “Critical Drop Size on Rain Attenuation of Ku-Band Signal in Singapore,” Proc. of 11th URSI Commission F Triennial Open Symposium on Radio Wave Propagation and Remote Sensing, Rio de Janeiro, Brazil, October 2007.

National Conferences:

1. Jayanthi. B, Shweta Jadhav and L.S. Kumar, “Handwritten Digit Recognition using Convolutional Neural Networks”, National Conference on Communication Systems (NCOCS – 2021), 17 December 2021, NIT Puducherry, Karaikal.

2. R. Nagaraj, Pragathi Mosuganti, Amy Eunice and L.S. Kumar, “Performance Analysis of Machine Learning Techniques for Flood Prediction”, National Conference on Communication Systems (NCOCS – 2021), 17 December 2021, NIT Puducherry, Karaikal.

3. Annapurna. S. M, M. Anitha and L. S. Kumar, “Aerosol Classification Using Machine Learning Algorithms”, National Conference on Communication Systems (NCOCS – 2020), 21 November 2020, NIT Puducherry, Karaikal.

4. Sruthy C Sebastian, L. S. Kumar and Pugazhenthi A, “Satellite Cloud Segmentation Based on Machine Learning Algorithms”, National Conference on Communication Systems (NCOCS – 2020), 21 November 2020, NIT Puducherry, Karaikal.

5. Jayanthi. B and L.S. Kumar, “Implementation of Neural Networks in FPGA- Survey”, National Conference on Communication Systems (NCOCS – 2020), 21 November 2020, NIT Puducherry, Karaikal.

6. M. Anitha and L.S. Kumar, “Review on Aerosol Measurements” National Conference on Communication Systems (NCOCS-2019), 21 September 2019, NIT Puducherry, Karaikal.

7. SatyaYarramsetti, Phani Gannamrajuand and L.S. Kumar, “Smart Library Management using RFID Technology and IoT” National Conference on Communication Systems (NCOCS-2019), 21 September 2019, NIT Puducherry, Karaikal.

8. Manjusha Sreedharan and L.S. Kumar, “A Novel Method for Digital Signal Conditioning using Capacitance and Resistance Sensors” National Conference on Communication Systems (NCOCS-2019), 21 September 2019, NIT Puducherry, Karaikal.

9. Lakshmi Sutha Kumar, D. Thiripurasundari,  K. Shambavi, ”Moment Method Analysis of Rectangular Patch Antenna Using MATLAB,” National Level Technical Conference CONET-2005, Jayam college of engineering & Technology, Dharmapuri, India

10. Lakshmi Sutha Kumar, D. Thiripurasundari, K. Shambavi, ”Analysis of Dipole Antenna using Method of Moments,” National Level Technical Symposium SANCHAAYAN, Mar’05, Vellore Institute of Technology, Vellore, India.

Academic Contributions

Courses Taught at UG/PG Level:

• Communication Theory

• Signals and Systems

• Digital Communication

• Satellite communication

• Telecommunication Switching Systems

• Pattern Recognition and Machine Learning

• Fundamentals to Transmission Lines and Antennas

• Analog Integrated Circuits

• Analog Integrated Circuits Lab

• Communication Engineering Lab

• ASIC-CAD Lab

Laboratory Development:

• Established Communication Engineering Laboratory

• Established Advanced Optical Communication Lab

• Established VLSI Laboratory under SMDP-C2SD Project

• Upgraded Analog Integrated Circuits Laboratory

Academic and Administrative Responsibilities (Institute Level)  

• Dean (Academic), NIT Puducherry – June 2023 to till date.

• Associate Dean (Academic), NIT Puducherry – December 2021 to June 2023.

• Registrar (i/c), NIT Puducherry - February 2022 to April 2022.

• Visvesvaraya Ph.D. Scheme-Nodal Officer, NIT Puducherry - July 2022 to till date.

• CSAB-2022, B.Tech. Admission coordinator, NIT Puducherry 

• NAD - Nodal Officer, NIT Puducherry– December 2021 to till date.

• Head of The Department, ECE, NIT Puducherry – July 2018 to November 2021

• Convener, Institute’s Innovation Council, NIT Puducherry – September 2019 to November 2021.

• Chairman, Innovation Club, NIT Puducherry – February 2015 to July 2019.

• Faculty in-charge, Girls Hostel, NIT Puducherry – February 2015 to May 2017.

• Faculty in-charge, Annual Techfest of NIT Puducherry, GYANITH 2017.

• Chairperson/Convener of various Adhoc Committees.

• Member, Public Grievances cell, NIT Puducherry from May 2019

• Member of the Committee to review the quality of services of Your DOST, NIT Puducherry, from July 2019.

• Member, Catering committee, NIT Puducherry – February 2015 to June 2018

• Member, Unnat Bharat Abhiyan (UBA), NIT Puducherry – February 2015 to June 2018

• Member, Committee to Review and Formulate Academic Rules and Regulations of NIT Puducherry, PG-2019.

• Member, Internal Complaints Committee, Women Empowerment Cell, NIT Puducherry from November 2018

Administrative Responsibilities at NIT Puducherry (Department Level) 

• Lab in-charge, Analog Integrated Circuits Lab from July 2015 to till date.

• Lab in-charge, Communication Engineering Lab from July 2015 to till date.

• Lab in-charge, Fiber Optic Communication Lab from July 2016 to July 2018.

• Lab in-charge, Digital Communication and Signal Processing Lab, July 2018 to till date.

• Lab in-charge, ASIC-CAD Lab, August 2020 to till date.

• Class Coordinator, July 2016 July 2018, July 2019 to till date

• Class committee Chairman, January 2017 to December 2018, July 2019 to till date.

• Project coordinator (UG projects) from January 2014 to May 2014, January 2015 May 2015, January 2019 to July 2020.

• Timetable Incharge, July 2018 to December 2021.

• BoS Chairman, July 2018 to December 2021.

• BoS Member, July 2016 to July 2018.

• Convener of Academic Audit for 2016-17, 2017-18 & 2018-19 for B.Tech. ECE and M.Tech. Communication Systems

Conferences Organized

• 2023 International Conference on Signal Processing, Computation, Electronics, Power and Telecommunication (IConSCEPT), organized by the Departments of ECE, EEE, and CSE, NIT Puducherry in association with IEEE Madras Section and with the IEEE approval, on 25th and 26th  May 2023 (General Chair).

• Third National Conference on Communication Systems (NCOCS - 2021), organized by Department of ECE, NIT Puducherry in association with ISTE and IE(I) Puducherry State Center on 17-12-2021 (Secretary & Proceedings Editor).

• National Conference on Communication systems NCOCS 2020 by Dept. of ECE in association with IE(I) Puducherry & ISTE at NIT Puducherry on 21 November 2020 (Chairperson).

• National Conference on Communication systems NCOCS 2019 by Dept. of ECE in association with IE(I) Puducherry at NIT Puducherry on 21 September 2019 (Secretary & Proceedings Editor).

Workshops/FDPs Organized

• Five Day FDP on Artificial intelligence in revoluanizing healthcare at NIT Puducherry from 19/07/2021 to 23/07/2021 (Coordinator).

• Five Day National Workshop on research methodology and LaTeX at NIT Puducherry from 13/09/2021 to 17/09/2021 (Coordinator & Resource Person).

• Five Days National Workshop on Advancements in Antenna Engineering Using Artificial Intelligence, Organized by Dept. of ECE, NIT Puducherry from 21-09-2020 to 25-09-2020 (Coordinator).

• Five Days FDP on Recent Trends in Communication Engineering, organized by Dept. of ECE, NIT Puducherry, September 7 to 11, 2020. (Coordinator & Resource Person).

• Five Days FDP on Advanced Communication System Design and Simulations, organized by Dept. of ECE, NIT Puducherry, August 17 to 21, 2020. (Convener).

• National Workshop on Water Quality Management for Aquaculture at NIT Puducherry funded by DST, November 16, 2020. (Coordinator)

• Two-day National workshop on "LaTeX & Research Methodology” on 20/01/2017 & 21/01/2017 at NIT Puducherry, Karaikal. (Coordinator).

Prizes/Awards/Rank/Fellowship Received:

• Received Best Performing Faculty Award in the year 2022 at NIT Puducherry

• Certificate of recognition and medal for publishing in IEEE Journals, IEEE Madras Section (October 2021)

• Received Best Performing Faculty Award in the year 2021 at NIT Puducherry

• Certificate of recognition and medal for publishing in IEEE Journals, IEEE Madras Section (December 2020)

• The research team comprising of Dr. G. Lakshmi Sutha and Dr. Aniruddha Kanhe, Mr. Nettimi Satya Sai Srinivas, and Mr. P. R. Sreesh was ranked at 36th position in the quarterfinals (in the top 100 out of 1200 entries) of the Swadeshi Microprocessor Challenge, 2020, and won a prize grant of Rs: 1, 00, 000/. (https://innovate.mygov.in/swadeshi-microprocessor-challenge)

• Received first prize and Rs 15000 funding for the proposal and implementation of “Design of smart Air Purifier using Gas Sensors and Filters for Industrial Smoke” from IEEE Madras Section PGSPF.

• Outstanding Women in Engineering by Venus International Foundation in the 4th Venus International Woman Awards – VIWA-2019.

• Received Merit Scholarship Award for the Best Performance for the year 2004-2005 at Vellore Institute of Technology, Vellore.

• Received the Nanyang Technological University sponsored research scholarship for PhD from Feb 2007 to Feb 2011.

• Obtained 3rd Rank in the Master of Technology degree examination in the branch Communication Engineering during 2003-2005.

• Received the National Merit scholarship from Indian Government from Jun 1989 to Jun 1994.

Membership in Professional bodies

• Senior Member, Institute of Electrical and Electronics Engineers (IEEE)

• Member, IEEE Geoscience and Remote Sensing Society

• Life Member, Indian Society for Technical Education (MISTE), India.

• Member, The Institution of Engineers India (IEI)

Significant Outreach Activities

• Reviewer, IEEE Transactions on Geoscience and Remote Sensing

• Reviewer, Progress in Electromagnetics Research (PIERS)

• Reviewer, Computer and Electrical Engineering, Elsevier

• Established the IEEE Student Branch at NIT Puducherry in August 2020 – IEEE SB counsellor from August 2020 to till date.

• BoS Member, Manakkula Vinayagar Engineering College, Department of Computer and Communication Engineering, from 15 July 2020 to till date.

• Senate member of Indian Institute of Information Technology Tiruchirappalli from January 2017 to May 2019.

• Served as the reviewer and examiner of the oral examination for Ph.D. scholars at Anna University, CUSAT, Kochi,  and Annamalai University.

• Served as the Reviewer, Session Chair and TPC member for various national and international conferences.