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Sunder Ram Krishnan

Assistant Professor Standard Track, School of Computing, Amrita Vishwa Vidyapeetham, Amritapuri

Qualification: Ph.D
sunderam@am.amrita.edu
Google Scholar Profile
Scopus ID
Research Interest: Probability Theory, Gaussian Processes

Bio

Sunder Ram Krishnan currently serves as Assistant Professor Standard Track at the School of Computing, Amrita Vishwa Vidyapeetham, Amritapuri.

Publications

Journal Article

Year : 2023

Constellation Design With Hypercube Graphs

Cite this Research Publication : K. V. Mishra, S. R. Krishnan, and B. M. Sadler, ``Constellation design with hypercube graphs”, IEEE Signal Processing Letters, vol. 30, pp. 1152--1156, Aug. 2023

Publisher : IEEE Signal Processing Letters

Year : 2018

Betti numbers of Gaussian excursions in the sparse regime

Cite this Research Publication : G. Thoppe and S. R. Krishnan∗, “Betti numbers of Gaussian excursions in the sparse regime”, Aug. 2018

Publisher : ArXiv

Year : 2018

Crossing numbers of random two-bridge knots

Cite this Research Publication : M. Cohen, C. Even-Zohar, and S. R. Krishnan∗, “Crossing numbers of random two-bridge knots,” Topology and its Applications, vol. 247, pp. 100–114, Sept. 2018

Publisher : Topology and its Applications

Year : 2018

Convergence of the reach for a sequence of Gaussian-embedded manifolds

Cite this Research Publication : : R. J. Adler, S. R. Krishnan*, J. E. Taylor, and S. Weinberger, “Convergence of the reach for a sequence of Gaussian-embedded manifolds,” Probability Theory and Related Fields, vol. 171, no. 3–4, pp. 1045–1091, Aug. 2018.

Publisher : Probability Theory and Related Fields

Year : 2017

The intrinsic geometry of some random manifolds

Cite this Research Publication : S. R. Krishnan, J. E. Taylor, and R. J. Adler, “The intrinsic geometry of some random manifolds,” Electronic Communications in Probability, vol. 22, no. 1, pp. 1–12, Jan. 2017

Publisher : Electronic Communications in Probability

Year : 2015

Random knots using Chebyshev billiard table diagrams

Cite this Research Publication : M. Cohen and S. R. Krishnan∗, “Random knots using Chebyshev billiard table diagrams,” Topology and its Applications, vol. 194, pp. 4–21, Oct. 2015

Publisher : Topology and its Applications

Year : 2014

Spatially adaptive kernel regression using risk estimation

Cite this Research Publication : S. R. Krishnan, C. S. Seelamantula, and P. Chakravarti, “Spatially adaptive kernel regression using risk estimation,” IEEE Signal Processing Letters, vol. 21, no. 4, pp. 445–448, April 2014

Publisher : IEEE Signal Processing Letters

Year : 2013

A Savitzky-Golay filtering perspective to dynamic feature computation

Cite this Research Publication : S. R. Krishnan, M. Magimai.-Doss, and C. S. Seelamantula “A Savitzky-Golay filtering perspective to dynamic feature computation,” IEEE Signal Processing Letters, vol. 20, no. 3, pp. 281–284, March 2013.

Publisher : IEEE Signal Processing Letters

Year : 2013

On the selection of optimum Savitzky-Golay filters

Cite this Research Publication : S. R. Krishnan and C. S. Seelamantula, “On the selection of optimum Savitzky-Golay filters,” IEEE Transactions on Signal Processing, vol. 61, no. 2, pp. 380–391, Jan. 2013.http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=6331560

Publisher : IEEE Transactions on Signal Processing

Year : 2012

SURE-optimal bandwidth selection in non-parametric regression

Cite this Research Publication : S. R. Krishnan and C. S. Seelamantula, “SURE-optimal bandwidth selection in non-parametric regression,” Sampling theory in Signal and Image Processing: Special Issue on SampTA 2011, vol. 11, no. 2–3, 2012.

Publisher : Sampling theory in Signal and Image Processing: Special Issue on SampTA 2011

Year : 2012

A zero-crossing approach to high-resolution reconstruction in frequency-domain optical-coherence tomography

Cite this Research Publication : S. R. Krishnan, C. S. Seelamantula, A. Bouwens, M. Leutenegger, and T. Lasser, “A zero-crossing approach to high-resolution reconstruction in frequency-domain optical-coherence tomography,” Journal of Optical Society of America (A), vol. 29, no. 10, pp. 2080–2091, Oct 2012

Publisher : Journal of Optical Society of America (A)

Conference Paper

Year : 2014

Optimum parameter selection in sparse reconstruction of frequency-domain optical-coherence tomography signals

Cite this Research Publication : S. R. Krishnan and C. S. Seelamantula “Optimum parameter selection in sparse reconstruction of frequency-domain optical-coherence tomography signals,” in Proc. IEEE International Conference on Digital Signal Processing (DSP) 2014, Hong Kong, pp. 200–203

Publisher : IEEE Explore

Year : 2013

Ridge detection using Savitzky-Golay filtering and steerable second-order Gaussian derivatives

Cite this Research Publication : A.Jose,S.R.Krishnan,andC.S.Seelamantula“RidgedetectionusingSavitzky-Golayfiltering and steerable second-order Gaussian derivatives,” in Proc. IEEE International Conference on Image Processing (ICIP) 2013, Melbourne, Australia, pp. 3059–3063

Publisher : IEEE Explore

Year : 2012

A generalized Stein’s estimation approach for speech enhancement based on perceptual criteria

Cite this Research Publication : S. R. Krishnan and C. S. Seelamantula “A generalized Stein’s estimation approach for speech enhancement based on perceptual criteria,” in Proc. SAPA–SCALE 2012, Portland, Oregon, USA, pp. 28–33.

Publisher : SAPA-SCALE 2012

Qualification
  • 2017 : Doctorate
    Random Topology, Probability Theory/Gaussian Processes
  • 2013: Postgraduate
    Signal Pocessing/ IISc. Bengaluru
  • 2010 : Undergraduate
    B. Tech. ECE/College of Engineering, Trivandrum
Employment
  • Technion – Israel Institute of Technology, Haifa, Israel
    Postdoctoral Fellow,  Aug 2017 – Jun 2018
    Faculty of ECE, Area: Probability Theory. Host: Dr. Omer Bobrowski
  • Indian Institute of Technology (IIT), Dharwad
    India Asst. Professor, Grade II, in Mathematics, Oct 2018 – Jan 2020
  • Bar-Ilan University, Haifa, Israel
    Postdoctoral Fellow, Jan 2020 – Jan 2022
    Dept. of Mathematics
    Area: Probability Theory
    Host: Dr. Naomi Feldheim
  • Chinmaya Vishwavidyapeeth
    Veliyanad, Kerala,Visiting faculty in Mathematics, Mar 2021 – Jul 2021
  • IISc., Bangalore, India
    Postdoctoral Fellow, Apr 2022 – Jan 2023
    Dept. of EE
    Area: Probability Theory
    Host: Prof. Chandra Sekhar Seelamantula
  • Amrita Vishwavidyapeetham, Amritapuri, Kollam, India
    Asst. Professor, Standard Track, Jan 2023 – Present
Awards / Achievements
  • Best thesis award, MSc(Engg.), EE, IISc., 2013.
Courses Taught
  • Mathematics for Intelligent Systems 6, 21MAT311, S6 AIE A and B batches, 2023
  • Lab – Mathematics for Computing 2, S2 AIE B batch, 2023
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