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Dr. Sreelekha K. R.

Assistant Professor, Department of Electronics and Communication Engineering, School of Engineering, Amritapuri

Qualification: Ph.D
sreelekhakr@am.amrita.edu
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Research Interest: Digital Signal Processing, Multirate Signal Processing, Multidimensional Signal Processing, VLSI-based signal processing architectures, Digital filter design and VLSI implementation, and Digital Image Processing.

Bio Publications FDP / Workshops Membership Awards
Bio

Dr. Sreelekha K R is currently serving as an Assistant Professor in the Department of Electronics and Communication Engineering (ECE) at Amrita Vishwa Vidyapeetham, Amritapuri. She holds a Bachelor of Technology (B.Tech) degree from MG University and a Master of Technology (M.Tech) degree in Signal Processing from Kerala University. Additionally, she obtained a Doctor of Philosophy (Ph.D.) from the prestigious National Institute of Technology Calicut. With 3 years of teaching experience and 5 years of research experience, Dr. Sreelekha has made significant contributions to her field. She has authored more than 10 International Journals and conferences. Her current research interests revolve around hardware-based filter design, the application of digital filters in various signal processing domains, and the efficient hardware implementations of digital filters.

Publications

Journal Article

Year : 2023

Development of variable 2D FIR filter structures using farrow approximation and row-wise polyphase decomposition

Cite this Research Publication : Sreelekha, K.R. and Bindiya, T.S.,. Development of variable 2D FIR filter structures using farrow approximation and row-wise polyphase decomposition, Digital Signal Processing, 141, p.104140, 2023

Publisher : Elsevier

Year : 2023

Development of a 2D Filter Architecture to Obtain Circular Bandwidths Varied by Arbitrary Rational Values Without Restructuring

Cite this Research Publication : Sreelekha, K.R., and Bindiya, T.S., Development of a 2D Filter Architecture to Obtain Circular Bandwidths Varied by Arbitrary Rational Values Without Restructuring, Circuits, Systems, and Signal Processing, pp.1-22.,2023

Publisher : Springer

Year : 2023

Design of cost effective variable bandwidth 2D low-pass, high-pass and band-pass filters with improved circularity

Cite this Research Publication : Sreelekha K.R. and Bindiya T.S., Design of cost effective variable bandwidth 2D low-pass, high-pass and band-pass filters with improved circularity, Digital Signal Processing, 133, p.103842, 2023

Publisher : Elsevier

Year : 2022

Design of variable elliptical filters with direct tunability in 2D domain

Cite this Research Publication : Sreelekha K. R., and T. S. Bindiya, "Design of variable elliptical filters with direct tunability in 2D domain," Multidimensional Systems and Signal Processing (Springer), 2022, vol. 33, no. 2, pp. 367-400, Publisher: Springer.

Conference Paper

Year : 2023

A Brief Review on Hardware Efficient Cascaded Integrator Comb Filters

Cite this Research Publication : A. Madhav et al., "A Brief Review on Hardware Efficient Cascaded Integrator Comb Filters," 2023 International Conference on Sustainable Communication Networks and Application (ICSCNA), Theni, India, 2023, pp. 858-863, doi: 10.1109/ICSCNA58489.2023.10370269

Year : 2022

Design of Low Complexity Arbitrary Pass-band Filter Hardware using Newton Structure-based Lagrange Interpolators

Cite this Research Publication : Sandhya G., Sreelekha, K. R., and T. S. Bindiya, Design of Low Complexity Arbitrary Pass-band Filter Hardware using Newton Structure-based Lagrange Interpolators, In2022 IEEE 3rd Global Conference for Advancement in Technology (GCAT) 2022 Oct 7 (pp. 1-6).

Publisher : IEEE

Year : 2019

A new multiplier-free transformation for the design of hardware efficient circularly symmetric wideband 2D filters

Cite this Research Publication : Sreelekha, K. R., and T. S. Bindiya. "A new multiplier-free transformation for the design of hardware efficient circularly symmetric wideband 2D filters." In TENCON 2019-2019 IEEE Region 10 Conference (TENCON), pp. 2376-2381

Publisher : IEEE

Year : 2014

Automated multiscale vessel enhancement filtering

Cite this Research Publication : Sreelekha K R, Neethu P R, Nadheera K M, "Automated multiscale vessel enhancement filtering”, National conference on communication and signal processing (CaSP’14), Government Engineering College Idukki 116 – 120, 2014

Year : 2014

Analysis of tubular chromosomal structure using Variation levelset algorithm

Cite this Research Publication : Sreelekha K R, Nadheera K M, "‘Analysis of tubular chromosomal structure using Variation levelset algorithm", International Conference on Information Science (ICIS’14), page: 30-32, 2014

Publisher : International Conference on Information Science (ICIS’14)

Year : 2014

Segmentation of wavelet based Despeckledfoetus image using variation levelset algorithm

Cite this Research Publication : Sreelekha K R, Nadheera K M, "Segmentation of wavelet based Despeckledfoetus image using variation levelset algorithm”, Third National Conference on Emerging Technologies (NCET), page no. 434-437, 2014

Publisher : Third National Conference on Emerging Technologies (NCET)

Year : 2014

Foetus image segmentation using variation levelset Algorithm after bias correction

Cite this Research Publication : Sreelekha K R, Nadheera K M, "Foetus image segmentation using variation levelset Algorithm after bias correction", International Conference on Signal and Speech Processing (ICSSP-14), TKM College, (169–172), August 2014.

FDP / Workshops
  • Arm India VLSI to System Design: Silicon to End Application Approach, Organized by AICTE, 31/08/2023 to 4/9/2023.
  • Faculty Development Programme on Advanced Tools for Research, 4-3-2022 to 9-3-2022
  • FDP on Research Trends in Multimedia and Multirate Signal Processing, NIT Calicut, (4-6-2018 to 9-6-2018)
  • In plant training at studios, FM, SW and MW transmitters of All India Radio, Trivandrum
  • An overview of DCS & PLC conducted by Yokogawa, India-1 week (31-10-2011 to 04-11-2011)
  • Testing & Calibration of industrial instruments (Pressure and temperature) ATI, Chennai-One week
  • Quality control circle, ATI, Chennai- One Week 5. Two-day workshop on Image processing in MATLAB organized by Techno Park TBI, Trivandrum
  • Two-day workshop on Advanced embedded systems organized by Techno Park TBI, Trivandrum
  • Workshop for Developing Hands on Skills in latest technologies in signal processing
Membership
  • IEEE
Awards
  • GATE 2012
  • Best Teacher award 2015 from Mount Zion college of Engineering.
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