1. Soju C. Alexander, P. Sumathi, S. K. Panigrahi, C. Bharathi Priya, and N. Gopalakrishnan, “Evaluation of Embedded Dual Piezoelectric-based Transducer with Miniature Impedance Analyzer for Monitoring the Curing of Cement Mortar," IEEE Transactions on Instrumentation and Measurement, vol. 72, 6000910, Dec. 2022.
2. 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.
3. 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.
4. 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.
5. 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, 2004109, April 2021.
6. 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.
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 Techniques in Capacitance-to-Frequency Conversion Measurement," Review of Scientific Instruments. 91, no. 1, 015005, Jan. 2020.
9. 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.
10. 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.
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. 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.
13. 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.
14. 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.
15. 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.
16. 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.
17. 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.
18. 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.
19. 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.
20. 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.
21. 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.
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. 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.
24. 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.
25. 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.
26. 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.
27. 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.
28. 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.
29. 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.