P. Sumathi
Professor
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Interests
Instrumentation: Sensors, Interfacing Circuits, Capacitance Sensing, ADAS, Signal and Image Processing, Sliding DFT, Artificial Intelligence, Control: Phase/Frequency Locking Schemes, Parameter Estimation
p.sumathi@ee.iitr.ac.in
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01332-285259
http://p_sumathi.ee.faculty.iitr.ac.in/index.html
Biosketch
Educational Details
Professional Background
Administrative Positions

Research
Projects
Papers
Books
Collaborations

Honours and Awards
Honors
Memberships

Teaching Engagements
Teaching Engagements

Students
Supervisions
Associate Scholars

Miscellaneous
Events
Visits
Miscellaneous
BioSketch
Educational Details
Indian Institute of Technology Madras, Chennai
2009
Ph.D., Electrical Engineering
College of Engineering Guindy, Anna University, Chennai
2002
M.E., Control and Instrumentation
S.R.M. Engineering College, Chennai
1996
B.E., Electrical and Electronics Engineering
Professional Background
Professor
10 Aug 2020 - Present
Department of Electrical Engineering, Indian Institute of Technology Roorkee
Associate Professor
26 Nov 2015 - 10 Aug 2020
Department of Electrical Engineering, Indian Institute of Technology Roorkee
Visiting Associate Professor
01 Aug 2018 - 31 Dec 2018
Information and Communications Technologies, Asian Institute of Technology, Bangkok
Assistant Professor
04 May 2011 - 26 Nov 2015
Department of Electrical Engineering, Indian Institute of Technology Roorkee
Assistant Professor
01 Nov 2009 - 01 Apr 2011
Department of Information and Communication Technology, DAIICT, Gujarat
Administrative Positions
Associate Dean of Faculty Affairs
01 Oct 2020 - Present
IIT Roorkee
Research
Projects
TOPIC START DATE FIELD DESCRIPTION FINANCIAL OUTLAY FUNDING AGENCY OTHER OFFICERS
AI 09 Mar 2022 AI enabled Algorithms for Object Detection, Recognition, and Classification with Thermal Imaging 19.9956 Lakhs DRDO
Instrumentation 28 Aug 2019 Integrated Resistance and Capacitance Measurement System Based on Field Programmable Gate Array 28.67 Lakhs CSIR
Instrumentation 14 Jul 2015 Field Deployable Signal Processing System for Measurement of Path Integrated Gas Concentration 18.975 Lakhs DRDO Prof. Vinod Kumar
Control 06 Dec 2012 Active Vibration Control of Single-Link Flexible manipulator 12.96 Lakhs DST




Honors And Awards
MemberShips
Senior Member
01 Jan 2016 - Present
IEEE
Teaching Engagements
Teaching Engagements
Machine Learning for Signal Processing ( EEN-674 )
Spring
Advances in Signal and Image processing ( EEN-626 )
Spring
FPGA Implementation of Signal Processing Systems ( EEN-611 )
Autumn
Virtual Instrumentation ( EEN-625 )
Spring
Advanced Digital System Design ( EEN-682 )
Autumn
Digital Signal and Image Processing ( EEN-521 )
Autumn
Students
SuperVisions
Integrated Frequency Domain Measurement Systems for Resistance and Capacitance Sensing
30 Dec 2019 - Present
Other Supervisors: -, Scholar: Ranjan Tiwari
Design and Fabrication of Capacitive Sensor for fF Range with Digital Interfacing Circuit
12 Jul 2019 - Present
Other Supervisors: -, Scholar: Om Prakash Maurya
Vision Based Advanced Driver Assistance Systems
06 Jul 2018 - Present
Other Supervisors: -, Scholar: Sukumar Nagineni
PZT Development for Monitoring the Curing of Cement Mortar
25 Dec 2014 - Present
Other Supervisors: Dr. S. K. Panigrahi, CSIR-CBRI, Scholar: Soju Alexander
Capacitance to Frequency Conversion Based on Recursive Discrete Fourier Transform
01 Jan 2015 - 01 Oct 2019
Other Supervisors: -, Scholar: Tushar Tyagi
Vibration Parameter Estimation Technique for Ultrasonic Measurement Systems
01 Jan 2013 - 31 Oct 2016
Other Supervisors: -, Scholar: Ksh. Milan Singh
Time-frequency Analysis of Seismic Signals
01 Jan 2011 - 31 Oct 2015
Other Supervisors: Prof. Ashok Kumar, Scholar: Roshan Kumar
Miscellaneous
Refereed Journal Papers

1. Ranjan Tiwari and P. Sumathi, “Kernel-Windowed SDFT based Frequency-Locked Loop for Capacitance Sensing on an FPGA," IEEE Sensors Journal, vol. 22, no. 14, pp. 14205 - 14216, July 2022.

 

2. Soju J. Alexander, P. Sumathi, S. K. Panigrahi, N. Gopalakrishnan, “Embedded dual PZT-based monitoring for curing of concrete," Construction and Building Materials, Elsevier, vol. 312, 125316, Dec. 2021.

 

3. Om Prakash Maurya and P. Sumathi, “A Digital Interfacing Circuit Based on Sliding DFT Bins for Capacitive Sensors," IEEE Transactions on Instrumentation and Measurement, vol. 70, pp. 1 - 9, April 2021.

 

4. Amit Kumar Viswakarma, Sukumar Nagineni, P. Sumathi, “Two-Dimensional DFT with Sliding and Hopping Windows for Edge Map Generation of Road Images," IET Image Processing, vol. 16, no.4, pp. 972 - 984, Mar. 2022.

 

5.  Tushar Tyagi and P. Sumathi, “Finer Granularity DFT Bins with Moving Window for Capacitance Sensing," IEEE Transactions on Industrial Informatics, vol. 17, no. 1, pp. 504 - 513, Jan. 2021.

 

6.  Tushar Tyagi and P. Sumathi, “Frequency Estimation Techniques in Capacitance-to-Frequency Conversion Measurement," Review of Scientific Instruments. 91, no. 1, 015005, Jan. 2020.

 

7. Tushar Tyagi and P. Sumathi, “Comprehensive Performance Evaluation  of Computationally Efficient Discrete Fourier Transforms for Frequency Estimation," IEEE Transactions on Instrumentation and Measurement, vol. 69, no. 5, pp. 2155 - 2163, May 2020.

 

8. Tushar Tyagi and P. Sumathi, “Frequency Estimation based on Moving-Window DFT with Fractional Bin-Index for Capacitance Measurement," IEEE Transactions on Instrumentation and Measurement, vol. 68, no. 7, pp. 2560 - 2569, July 2019.

 

9. Vineet Vajpayee, P. Sumathi, Aby K. George, “A Frequency Demodulator based on Adaptive Sampling Frequency Phase Locking Scheme for Large Deviation FM Signals," Journal of Circuits, Systems, and Signal Processing, vol. 38, no. 4, pp. 1717 - 1735, April 2019.

 

10. Shikha Tomar and P. Sumathi,  “Amplitude and Frequency Estimation of Exponentially Decaying Sinusoids," IEEE Transactions on Instrumentation and Measurement, vol. 67, no. 1, pp. 229 - 237, Jan. 2018.

 

11.  Aby K George and P. Sumathi, “Pre-filtered Phase Locking Scheme for Multi-component AM- FM Signal Decomposition," Journal of Circuits, Systems, and Signal Processing, vol. 37, no. 2, pp. 752 - 769, Feb. 2018.

 

12. Roshan Kumar, P. Sumathi, and Ashok Kumar, “Synchrosqueezing Transform-Based Frequency Shifting Detection for Earthquake-Damaged Structures," IEEE Geoscience and Remote Sensing Letters, vol. 14, no. 8, pp. 1393 - 1397, Aug. 2017.

 

13.  Aby K George and P. Sumathi, “Mono-component AM-FM Signal Decomposition Based on Discrete Second-Order Generalized Integrator Phase-Locked Loop," Journal of Circuits, Systems, and Signal Processing, vol. 36, no.4, pp. 1604 -1620, April 2017.

 

14. Udaya Joshi and P. Sumathi, “Sliding Discrete Fourier Transform Based Frequency-Locked Loop for Adaptive Carrier Tracking of Bi-Phase Signals," IET Communications, vol. 10, no. 18, pp. 2649 - 2655, Dec. 2016.

 

15.  Ksh. Milan Singh and P. Sumathi, “Moving-Window DFT based Frequency-Locked Loop for FM demodulation," IEEE Communications Letters, vol. 20, no. 5, pp. 898 - 901, May 2016.

 

16. Roshan Kumar, P. Sumathi, and Ashok Kumar, “A time-frequency approach for generation of synthetic time-histories of earthquake signals," Acta Geodaetica et Geophysica, vol. 51, no.1, pp. 57 - 67, March 2016.

 

17. Jinti Hazarika and P. Sumathi, “Moving Window Filter Based Frequency-Locked Loop for Capacitance Measurement," IEEE Transactions on Industrial Electronics, vol. 62, no. 12, pp. 7821 - 7823, Dec. 2015.

 

18. Roshan Kumar, P. Sumathi, and Ashok Kumar, “Analysis of Frequency Shifting in Seismic Signal Using Gabor-Wigner Transform," Journal of Earthquake Engineering and Engineering Vibration, vol. 14, no. 4, pp. 715 - 724, Dec. 2015.

 

19. Ksh. Milan Singh and P. Sumathi, “Synchronization Technique for Doppler Signal Extraction in Ultrasonic Vibration Measurement Systems," IEEE Transactions on Instrumentation and Measurement, vol. 64, no. 12, pp. 3162 - 3172, Dec. 2015.

 

20. P. Sumathi and Ksh. Milan Singh, “Sliding discrete Fourier transform-based mono-component amplitude modulation-frequency modulation signal decomposition," IET Communications, vol. 9, no. 9, pp. 1221 - 1229, June 2015.

 

21. Chandrashekhar Shitole and P. Sumathi, “Sliding DFT-Based Vibration Mode Estimator for Single-Link Flexible Manipulator," IEEE/ASME Transactions on Mechatronics, vol. 20, no. 6, pp. 3249 - 3256, Dec. 2015.

 

22. Ksh. Milan Singh and P. Sumathi, “Vibration Parameter Estimation Methods for Ultrasonic Measurement Systems- A Review," IET Science, Measurement and Technology, vol. 9, no. 4, pp. 492 - 504, July 2015.

 

23. Sarita Mishra, Debasmit Das, Roshan Kumar, and P. Sumathi, “A Power-Line Interference Canceler Based on Sliding DFT Phase Locking Scheme for ECG Signals," IEEE Transactions on Instrumentation and Measurement, vol. 64, no. 1, pp. 132 - 142, Jan. 2015.

 

24.  P. Sumathi, “A Frequency Demodulation Technique based on Sliding DFT Phase Locking Scheme for Large Variation FM Signals," IEEE Communications Letters, vol. 16, no. 11, pp. 1864 - 1867, Nov. 2012.

 

25. P. Sumathi, P. A. Janakiraman, “Phase locking scheme based on look-up-table-assisted sliding discrete Fourier transform for low-frequency power and acoustic signals," IET Circuits, Devices and Systems, vol. 5, Issue 6, pp. 494 - 504, Dec. 2011.

 

26. P. Sumathi, P. A. Janakiraman, “FPGA Implementation of an Amplitude Modulated Continuous Wave Ultrasonic Ranger using Restructured Phase Locking Scheme," Journal of VLSI Design, Article ID 213043, 2010.

 

27. P. Sumathi, P. A. Janakiraman, “SDFT based Ultrasonic Range Finder using AM Continuous Wave and Online Parameter Estimation," IEEE Transactions on Instrumentation and Measurement, vol. 59, no. 8, pp. 1994 - 2004, Aug. 2010.

 

28. P. Sumathi, P. A. Janakiraman, “Integrated Phase-Locking Scheme for SDFT-Based Harmonic Analysis of Periodic Signals," IEEE Transactions on Circuits and Systems-II: Express Briefs, vol. 55, no.1, pp. 51 - 55, Jan. 2008.

 

 

Conference Publications

1. Saurav Kumar, P. Sumathi, "An Object Detection Framework with Modified YOLOv3 for Camera Based Perception Systems",IEEE GUCON 2022, India (Accepted).  

2.  N. Sukumar, P. Sumathi, "A Robust Vision-based Lane Detection using RANSAC Algorithm", IEEE GUCON 2022, India (Accepted).  

3. Soju Alexander, P. Sumathi, S. K. Panigrahi, "Semi-Active Control of Structures with Magnetorheological Fluid Dampers", IEEE GUCON 2022India (Accepted).  

4. Om Prakash Maurya, P. Sumathi, "Design Considerations of Capacitive Sensors for Micro-Droplet Detection", IEEE Sensors Applications Symposium (SAS) 2022, Sweden (Accepted).  

5. Saurav Kumar, P. Sumathi, ‘’Modified YOLOv4 Framework with Thermal Images for Pedestrian Detection", IEEE International Instrumentation and Measurement Technology Conference, I2MTC 2022, Ottawa, Canada.

6. Sandeep Bisht, N. Sukumar, P. Sumathi, “Integration of Hough Transform and Inter-Frame Clustering for Road Lane Detection and Tracking", IEEE International Instrumentation and Measurement Technology Conference, I2MTC 2022, Ottawa, Canada.

7. Gayadri Devi, P. Sumathi, Ashvini Kumar “Time-Frequency Characteristics of Seismic Signal Using Stockwell Transform," 7th International Conference on Recent Advances in Geotechnical Earthquake Engineering and Soil Dynamics, ICRAGEE 2020, India.

8. Rajesh Kumar Verma, N. Sukumar, P. Sumathi, “Vision-Based Estimation of Range and Direction of Preceding Vehicle for Advanced Driver Assistance Systems," IEEE 16th India Council International Conference, INDICON 2019, India.

9. Jayachandra Malavatu, P. Sumathi, “Tip-deflection Tracking of Flexible Manipulator through Equi dominance Controller," IEEE 16th India Council International Conference, INDICON 2019, India.

10. P. Sumathi, Deol Peter, “Instrument Control Through GPIB-USB Communication with Labview," IEEE 28th International Symposium on Industrial Electronics, ISIE 2019, pp. 1583-1588, Canada.

11. Tushar Tyagi, P. Sumathi, “Capacitive and Resistive Sensing based on Compensated Relaxation Oscillator," Sixth IEEE International Conference on Computer Applications in Electrical Engineering Recent Advances, CERA 2017, pp. 98 - 102, India.

12. Aby K. George, P. Sumathi, “Mono-component AM-FM signal decomposition using SRF-PLL," Proc. of IEEE International Conference on Communication and Signal Processing, ICCSP 2014, pp. 792-796, India.

13. Roshan Kumar, P. Sumathi, Ashok Kumar, “De-noising of Seismic Signal based on Gabor Transform," Proc. of International Conference on Advances in Computing, Communications and Informatics, ICACCI 2013, pp. 1997-2001, India.

14. Vineet Vajpayee, P. Sumathi, “Adaptive Sampling Frequency based Phase Locking Scheme for Single-Phase Grid Converters," Proc. of IEEE International Conference on Communication and Signal Processing, ICCSP 2013, pp. 293 - 297, India.

15. Teferi Teka, P. Sumathi, “Power System Frequency Estimation based on Spectral Peak Location Techniques," Proc. of IEEE International Multi Conference on Automation, Computing, Control, Communication and Compressed Sensing, iMac4s 2013, pp. 443 - 447, India.

16. P. Sumathi, “Frequency Demodulation using Sliding DFT based Phase Locking Scheme," Proc. of 55th IEEE International Midwest Symposium on Circuits and Systems, MWSCAS 2012, pp. 198-201, Boise, U.S.A.

17. P. Sumathi, P. A. Janakiraman, “Sliding DFT based Ultrasonic Ranger," Proc. 51st IEEE International Midwest Symposium on Circuits and Systems, MWSCAS 2008, pp.862-865, Knoxville, U.S.A.

18.  P. Sumathi, P. A. Janakiraman, “A New Demodulation Scheme for AM Signals based on Sliding DFT," Proc. of International Conference MS'07, AMSE, vol. II, pp. 836-839, Dec 3-5, 2007, Calcutta, India.

19. P. Sumathi, “Precise Tracking Control of Robot Manipulator using Fuzzy Logic," Proc. of IEEE International Conference on Mechatronics 2005, ICM'05, pp. 852-857, Taiwan.

20. P. Sumathi, “Fuzzy Position Controller for Robotic Manipulators," Proc. of International Conference on Human Machine Interfaces 2004, ICHMI 2004, pp. 229-239, Bangalore, India.

 

Open Dataset

1. Saurav Kumar, Sukumar Nagineni, and P. Sumathi,  "Dataset for Indian Road Scenarios (DIRS21)," IEEEDataPort doi: 10.21227/esy0-sm56. DIRS21

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