nikhil

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Dr. Nikhil Krishnan M
DST-INSPIRE Faculty Fellow
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Biosketch

Work Experience
 

  1. DST-INSPIRE Faculty Fellow (Sep 2022 - Present)
    Department of Electrical Engineering, IIT Palakkad
     
  2. Assistant Professor (Jul 2021 - Aug 2022)
    IIIT Bangalore
     
  3. Postdoctoral Fellow (Nov 2019 - Jun 2021)
    Department of Electrical and Computer Engineering, University of Toronto
    Supervisor: Prof. Ashish Khisti
     
  4. Research Associate (May 2019 - Oct 2019)
    Department of Electrical Communication Engineering, IISc Bangalore
    Supervisor: Prof. P. Vijay Kumar

Education
 

  1. Ph.D. (Jul 2014 - May 2019)
    Department of Electrical Communication Engineering, IISc Bangalore
    Thesis: On Streaming Codes, Regenerating Codes and Locality-Aided Decoding
    Supervisor: Prof. P. Vijay Kumar
     
  2. M.E. Telecommunications (Jul 2011 - Jul 2013)
    Department of Electrical Communication Engineering, IISc Bangalore
    Thesis: Coding for Distributed Storage
    Supervisor: Prof. P. Vijay Kumar
     
  3. B.Tech. in Electronics and Communication Engineering (Jul 2007 - May 2011)
    Amrita School of Engineering, Amritapuri Campus
    Thesis: Fractal Image Compression
    Supervisors: Prof. Karthi Balasubramanian and Prof. Nithin Nagaraj
Teaching

Courses taught at IIIT Bangalore
 

  1. Computer Networks (EG 101, Mar 2022 - Jul 2022)
     
  2. Digital Design (ESS 102, Nov 2021 - Mar 2022) - jointly with Prof. Subhajit Sen (IIITB)
     
  3. Probability and Statistics (SM 211, Sept 2021 - Dec 2021)
Research Area
Low-latency communications
Distributed learning
Distributed storage
Additional Information
Title
Publications
Description

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Journals
 

  1.  M. Haghifam, M. N. Krishnan, A. Khisti, X. Zhu, W.-T. Tan, and J. G. Apostolopoulos, "On Streaming Codes With Unequal Error Protection," IEEE Journal on Selected Areas in Information Theory, vol. 2, no. 4, pp. 1165-1179, 2021.
     
  2. M. N. Krishnan, E. Hosseini, and A. Khisti, "Sequential Gradient Coding for Packet-Loss Networks," IEEE Journal on Selected Areas in Information Theory, vol. 2, no. 3, pp. 919-930, 2021.
     
  3. M. N. Krishnan, E. Hosseini, and A. Khisti, "Coded Sequential Matrix Multiplication for Straggler Mitigation," IEEE Journal on Selected Areas in Information Theory, vol. 2, no. 3, pp. 830-844, 2021.
     
  4. M. N. Krishnan, V. Lalitha, and S. Didugu, "Codes with Minimum Bandwidth Cooperative Local Regeneration," IEEE Communications Letters, vol. 24, no. 12, pp. 2669-2673, 2020.
     
  5. M. N. Krishnan, D. Shukla, and P. V. Kumar, "Rate-Optimal Streaming Codes for Channels With Burst and Random Erasures," IEEE Transactions on Information Theory, vol. 66, no. 8, pp. 4869-4891, 2020.
     
  6. M. N. Krishnan, V. Ramkumar, M. Vajha, and P. V. Kumar, "Simple Streaming Codes for Reliable, Low-Latency Communication," IEEE Communications Letters, vol. 24, no. 2, pp. 249-253, 2020.
     
  7. S. B. Balaji, M. N. Krishnan, M. Vajha, V. Ramkumar, B. Sasidharan, and P. V. Kumar, "Erasure coding for distributed storage: an overview," Science China Information Sciences, vol. 61, no. 10, pp. 100301:1-100301:45, 2018.
     
  8. M. N. Krishnan, B. Puranik, P. V. Kumar, I. Tamo, and A. Barg, "Exploiting Locality for Improved Decoding of Binary Cyclic Codes," IEEE Transactions on Communications, vol. 66, no. 6, pp. 2346-2358, 2018.
     
  9. B. Sasidharan, N. Prakash, M. N. Krishnan, M. Vajha, K. Senthoor, and P. V. Kumar, "Outer bounds on the storage-repair bandwidth trade-off of exact-repair regenerating codes," International Journal of Information and Coding Theory, vol. 3, no. 4, pp. 255-298, 2016.


Conference Proceedings
 

  1. V. Ramkumar, M. N. Krishnan, M. Vajha, and P. Vijay Kumar, "On Information-Debt-Optimal Streaming Codes With Small Memory," in Proc. IEEE International Symposium on Information Theory (ISIT), 2022, pp. 1578-1583.
     

  2. G. K. Facenda, E. Domanovitz, M. N. Krishnan, A. Khisti, S. L. Fong, W.-T. Tan, and J. G. Apostolopoulos, "On State-Dependent Streaming Erasure Codes over the Three-Node Relay Network," in Proc. IEEE International Symposium on Information Theory (ISIT), 2022, pp. 1951-1956.
     

  3. M. Vajha, V. Ramkumar, M. N. Krishnan, and P. V. Kumar, "Explicit Rate-Optimal Streaming Codes with Smaller Field Size," in Proc. IEEE International Symposium on Information Theory (ISIT), 2021, pp. 736-741.
     

  4. M. N. Krishnan, G. K. Facenda, E. Domanovitz, A. Khisti, W.-T. Tan, and J. G. Apostolopoulos, "High Rate Streaming Codes Over the Three-Node Relay Network," in Proc. IEEE Information Theory Workshop (ITW), 2021.
     

  5. V. Ramkumar, M. Vajha, M. N. Krishnan, and P. V. Kumar, "Staggered Diagonal Embedding Based Linear Field Size Streaming Codes," in Proc. IEEE International Symposium on Information Theory (ISIT), 2020, pp. 503-508.
     

  6. M. N. Krishnan, S. Hosseini, and A. Khisti, "Coded Sequential Matrix Multiplication For Straggler Mitigation," in Proc. Annual Conference on Neural Information Processing Systems (NeurIPS), 2020.
     

  7. M. N. Krishnan, D. Shukla, and P. V. Kumar, "A Quadratic Field-Size, Rate-Optimal Streaming Code for Channels with Burst and Random Erasures," in Proc. IEEE International Symposium on Information Theory (ISIT), 2019, pp. 852-856.
     

  8. M. N. Krishnan and P. V. Kumar, "Rate-Optimal Streaming Codes for Channels with Burst and Isolated Erasures," in Proc. IEEE International Symposium on Information Theory (ISIT), 2018, pp. 1809-1813.
     

  9. M. N. Krishnan, R. A. Narayanan, and P. V. Kumar, "Codes with Combined Locality and Regeneration Having Optimal Rate, dmin and Linear Field Size," in Proc. IEEE International Symposium on Information Theory (ISIT), 2018, pp. 1196-1200.
     

  10. M. N. Krishnan, B. Puranik, P. V. Kumar, I. Tamo, and A. Barg, "A study on the impact of locality in the decoding of binary cyclic codes," in Proc. IEEE International Symposium on Information Theory (ISIT), 2017, pp. 176-180.
     

  11. M. N. Krishnan and P. V. Kumar, "On MBR codes with replication," in Proc. IEEE International Symposium on Information Theory (ISIT), 2016, pp. 71-75.
     

  12. N. Prakash and M. N. Krishnan, "The storage-repair-bandwidth trade-off of exact repair linear regenerating codes for the case d = k = n - 1," in Proc. IEEE International Symposium on Information Theory (ISIT), 2015, pp. 859-863.
     

  13. M. N. Krishnan, N. Prakash, V. Lalitha, B. Sasidharan, P. V. Kumar, S. Narayanamurthy, R. Kumar, and S. Nandi, "Evaluation of codes with inherent double replication for hadoop," in Proc. 6th USENIX Workshop on Hot Topics in Storage and File Systems (HotStorage), 2014.



Books/Chapters
 

  1. Monograph "Codes for Distributed Storage" (joint with V. Ramkumar, S. B. Balaji, B. Sasidharan, M. Vajha and P. V. Kumar), Foundations and Trends in Communications and Information Theory, 2022.

     
  2. Book chapter on Distributed Storage (joint with V. Ramkumar, S. B. Balaji, B. Sasidharan, M. Vajha and P. V. Kumar) in the Concise Encyclopedia of Coding Theory, Chapman and Hall/CRC, 2021.
Title
Achievements
Description
  1. DST-INSPIRE Faculty Fellow, 2022.
     
  2. Qualcomm Innovation Fellowship India, 2019.
     
  3. Finalist, IEEE Jack Keil Wolf ISIT Student Paper Award, 2019.
     
  4. Visvesvaraya PhD Fellow, MeitY, 2014.
     
  5. All India Rank of 4 for GATE (ECE), 2011.
     
  6. Silver medal at university-level in B.Tech. Electronics and Communication, 2011.