Publications

Preprints

  • Birenjith Sasidharan, Myna Vajha, P. Vijay Kumar: An Explicit, Coupled-Layer Construction of a High-Rate MSR Code with Low Sub-Packetization Level, Small Field Size and All-Node Repair. [ArXiv].

  • S. B. Balaji, K. P. Prasanth, P. Vijay Kumar: Binary Codes with Locality for Four Erasures. [ArXiv].

  • Raviteja Upadrashta, Tarun Choubisa, A. Praneeth, Tony Gracious, V. S. Aswath, P. Vijay Kumar, Sripad S. Kowshik, Hari Prasad Gokul R, Tamma V. Prabhakar: Animation and Chirplet-Based Development of a PIR Sensor Array for Intruder Classification in an Outdoor Environment. [ArXiv].

Journals

2011 - 2016

  1. Birenjith Sasidharan, N. Prakash, M. Nikhil Krishnan, Myna Vajha, Kaushik Senthoor and P. Vijay Kumar: Outer Bounds on the Storage-Repair Bandwidth Tradeoff of Exact-Repair Regenerating Codes. International Journal of Information and Coding Theory, Special Issue on “Information and Coding Theory for Data Storage” (2016). pdf

  2. Chao Tian, Birenjith Sasidharan, Vaneet Aggarwal, Vinay A. Vaishampayan, P. Vijay Kumar: Layered Exact-Repair Regenerating Codes via Embedded Error Correction and Block Designs. IEEE Trans. Information Theory 61(4): 1933-1947 (2015).

  3. Govinda M. Kamath, N. Prakash, V. Lalitha, P. Vijay Kumar: Codes With Local Regeneration and Erasure Correction. IEEE Trans. Information Theory 60(8): 4637-4660 (2014).

  4. V. Lalitha, N. Prakash, K. Vinodh, P. Vijay Kumar, S. Sandeep Pradhan: Linear Coding Schemes for the Distributed Computation of Subspaces. IEEE Journal on Selected Areas in Communications 31(4): 678-690 (2013).

  5. K. Sreeram, S. Birenjith, P. Vijay Kumar: DMT of Parallel-Path and Layered Networks Under the Half-Duplex Constraint. IEEE Trans. Information Theory 59(6): 3875-3891 (2013).

  6. K. Sreeram, S. Birenjith, P. Vijay Kumar: DMT of Multihop Networks: End Points and Computational Tools. IEEE Trans. Information Theory 58(2): 804-819 (2012).

  7. Reza Omrani, Gagan Garg, P. Vijay Kumar, Petros Elia, Pankaj Bhambhani: Large Families of Asymptotically Optimal Two-Dimensional Optical Orthogonal Codes. IEEE Trans. Information Theory 58(2): 1163-1185 (2012).

  8. Nihar B. Shah, K. V. Rashmi, P. Vijay Kumar, Kannan Ramchandran: Distributed Storage Codes With Repair-by-Transfer and Nonachievability of Interior Points on the Storage-Bandwidth Tradeoff. IEEE Trans. Information Theory 58(3): 1837-1852 (2012).

  9. Nihar B. Shah, K. V. Rashmi, P. Vijay Kumar, Kannan Ramchandran: Interference Alignment in Regenerating Codes for Distributed Storage: Necessity and Code Constructions. IEEE Trans. Information Theory 58(4): 2134-2158 (2012).

  10. Swaprava Nath, Venkatesan N. Ekambaram, Anurag Kumar, P. Vijay Kumar: Theory and algorithms for hop-count-based localization with random geometric graph models of dense sensor networks. TOSN 8(4): 35 (2012).

  11. Korlakai Vinayak Rashmi, Nihar B. Shah, P. Vijay Kumar: Optimal Exact-Regenerating Codes for Distributed Storage at the MSR and MBR Points via a Product-Matrix Construction. IEEE Trans. Information Theory 57(8): 5227-5239 (2011).

  12. K. Vinodh, V. Lalitha, N. Prakash, P. V. Kumar and S. Pradhan, “Distributed Function Computation over Fields and Rings via Linear Compression of Sources,” to appear in the Journal of the Indian Institute of Science, special issue on Algebra, Vol.91, No.1, 2011.

  13. S. Ijeri, U. Raviteja, B. Vanamali and P. V. Kumar, “Algebriac approaches to Space-Time Code Construction for Multiple-Antenna Communication,” to appear in the Journal of the Indian Institute of Science, special issue on Algebra, Vol.91, No.1, 2011.

Conference

2017

  • S. B. Balaji, Ganesh R. Kini and P. Vijay Kumar: A Tight Rate Bound and a Matching Construction for Locally Recoverable Codes with Sequential Recovery From Any Number of Multiple Erasures. Finalist - Jack Keil Wolf Student Paper Award, ISIT 2017 [ArXiv]

  • Myna Vajha, Vinayak Ramkumar and P. Vijay Kumar: Binary, Shortened Projective Reed Muller Codes for Coded Private Information Retrieval. ISIT 2017 [Arxiv]

  • S.B.Balaji, P.Vijay Kumar: Bounds on Codes with Locality and Availability. ISIT 2017 [ArXiv]

  • M. Nikhil Krishnan, Bhagyashree Puranik, P. Vijay Kumar, Itzhak Tamo and Alexander Barg: A Study on the Impact of Locality in the Decoding of Binary Cyclic Codes. ISIT 2017 [ArXiv]

  • Birenjith Sasidharan, Myna Vajha, P. Vijay Kumar: An Explicit, Coupled-Layer Construction of a High-Rate MSR Code with Low Sub-Packetization Level, Small Field Size and d<(n-1). ISIT 2017 [ArXiv]

2016

  • Tarun Choubisa, Raviteja Upadrashta, Sumankumar Panchal, A. Praneeth, Ranjitha H. V., Kaushik Senthoor, Abhijit Bhattacharya, S. V. R. Anand, Malati Hegde, Anurag Kumar, P. Vijay Kumar, Madhuri Sheethala Iyer, Abhirami Sampath, Prabhakar T. V., Joy Kuri, Ashwath Narayan Singh, Challenges in Developing and Deploying a PIR Sensor-Based Intrusion Classfication System for an Outdoor Environment, Eleventh IEEE International Workshop on Practical Issues in Building Sensor Network Applications (IEEE SenseApp 2016), November, 2016, Dubai, United Arab Emirates (UAE)

  • S. B. Balaji, K. P. Prasanth, P. Vijay Kumar: Binary codes with locality for multiple erasures having short block length. ISIT 2016 [ArXiv] [ISIT].

  • M Nikhil Krishnan, P. Vijay Kumar: On MBR codes with replication. ISIT 2016 [ArXiv] [ISIT].

2015

  1. Birenjith Sasidharan, Gaurav Kumar Agarwal, P. Vijay Kumar: Codes with hierarchical locality. ISIT 2015: 1257-1261

  2. S. B. Balaji, P. Vijay Kumar: On partial maximally-recoverable and maximally-recoverable codes. ISIT 2015: 1881-1885

  3. Birenjith Sasidharan, Gaurav Kumar Agarwal, P. Vijay Kumar: A high-rate MSR code with polynomial sub-packetization level. ISIT 2015: 2051-2055

  4. Raviteja Upadrashta, Tarun Choubisa, V. S. Aswath, A. Praneeth, Ajit Prabhu, Siddhant Raman, Tony Gracious, P. Vijay Kumar, Sripad S. Kowshik, Madhuri Sheethala Iyer, Tamma V. Prabhakar: An animation-and-chirplet based approach to intruder classification using PIR sensing. ISSNIP 2015: 1-6

  5. Kaushik Senthoor, Birenjith Sasidharan, P. Vijay Kumar: Improved layered regenerating codes characterizing the exact-repair storage-repair bandwidth tradeoff for certain parameter sets. ITW 2015: 1-5

2014

  1. M. Nikhil Krishnan, N. Prakash, V. Lalitha, Birenjith Sasidharan, P. Vijay Kumar, Srinivasan Narayanamurthy, Ranjit Kumar, Siddhartha Nandi: Evaluation of Codes with Inherent Double Replication for Hadoop. HotStorage 2014

  2. N. Prakash, V. Lalitha, P. Vijay Kumar: Codes with locality for two erasures. ISIT 2014: 1962-1966

  3. Birenjith Padmakumari Sasidharan, Kaushik Senthoor, P. Vijay Kumar: An improved outer bound on the storage-repair-bandwidth tradeoff of exact-repair regenerating codes. ISIT 2014: 2430-2434

2013

  1. Birenjith Sasidharan, P. Vijay Kumar: On the interior points of the storage-repair bandwidth tradeoff of regenerating codes. Allerton 2013: 788-795

  2. Govinda M. Kamath, Natalia Silberstein, N. Prakash, Ankit Singh Rawat, V. Lalitha, Onur Ozan Koyluoglu, P. Vijay Kumar, Sriram Vishwanath:Explicit MBR all-symbol locality codes. ISIT 2013: 504-508

  3. Govinda M. Kamath, N. Prakash, V. Lalitha, P. Vijay Kumar: Codes with local regeneration. ISIT 2013: 1606-1610

  4. Birenjith Sasidharan, P. Vijay Kumar:High-rate regenerating codes through layering.ISIT 2013: 1611-1615

  5. Govinda M. Kamath, N. Prakash, V. Lalitha, P. Vijay Kumar:Codes with local regeneration. ITA 2013: 1-5

2012

  1. K. V. Rashmi, Nihar B. Shah, Kannan Ramchandran, P. Vijay Kumar: Regenerating codes for errors and erasures in distributed storage. ISIT 2012: 1202-1206

  2. N. Prakash, Govinda M. Kamath, V. Lalitha, P. Vijay Kumar: Optimal linear codes with a local-error-correction property. ISIT 2012: 2776-2780

  3. Govinda M. Kamath, N. Prakash, V. Lalitha, and P. Vijay Kumar. “Optimal Linear Codes with a Local-Error-Correction Capability” (Invited) in IEEE Information Theory and Applications (ITA) workshop, San Diego, Feb. 2012.

  4. Govinda M. Kamath and P. Vijay Kumar. “Regenerating Codes: A Reformulated Storage- Bandwidth Trade-off and a New Construction.” in Proc. of the National Conference on Communation 2012(NCC 2012), IIT Karagpur, India.

  5. V. Lalitha, N. Prakash, Govinda M. Kamath and P. Vijay Kumar. “On T-Designs and Bounds Relating Query Complexity to Error Resilience in Locally Correctable Codes.” in Proc of the National Conference on Communation 2012(NCC 2012), IIT Karagpur, India.

2011

  1. N. E. Venkatesan, Tarun Agarwal, V. Lalitha, P. Vijay Kumar: Distributed intrusion detection in the presence of correlated sensor readings: Signal-space and communication-complexity view-point. Ad Hoc Networks 9(6): 1015-1027 (2011)

  2. V. Lalitha, N. Prakash, K. Vinodh, P. Vijay Kumar, S. Sandeep Pradhan: A nested linear codes approach to distributed function computation over subspaces. Allerton 2011: 1202-1209

  3. Nihar B. Shah, K. V. Rashmi, P. Vijay Kumar: Information-Theoretically Secure Regenerating Codes for Distributed Storage. GLOBECOM 2011: 1-5

  4. K. V. Rashmi, Nihar B. Shah, P. Vijay Kumar: Enabling node repair in any erasure code for distributed storage. ISIT 2011: 1235-1239

2010

  1. K. V. Rashmi, Nihar B. Shah, P. Vijay Kumar, Kannan Ramchandran: Explicit and optimal exact-regenerating codes for the minimum-bandwidth point in distributed storage. ISIT 2010: 1938-1942

  2. Nihar B. Shah, K. V. Rashmi, P. Vijay Kumar: A flexible class of regenerating codes for distributed storage. ISIT 2010: 1943-1947

  3. K. V. Rashmi, Nihar B. Shah, P. Vijay Kumar, Kannan Ramchandran: Explicit and optimal codes for distributed storage. ITA 2010: 240-244

  4. Nihar B. Shah, K. V. Rashmi, P. Vijay Kumar, Kannan Ramchandran: Regenerating Codes for Distributed Storage Networks. WAIFI 2010: 215-223

  5. K. Vinodh, V. Lalitha, N. Prakash, “On the Achievable Rates of Sources having a Group Alphabet in a Distributed Source Coding Setting,” Forty-Eighth Annual Allerton Conference on Communication, Control, and Computing, September 29 October 1, 2010, Allerton Retreat Center, Monticello, Illinois.

  6. Nihar B. Shah, K. V. Rashmi, P. Vijay Kumar and Kannan Ramchandran, “Explicit Codes Uniformly Reducing Repair Bandwidth in Distributed Storage,” presented at the The Sixteenth National Conference on Communications (NCC 2010), IIT Madras, Jan. 28-31, 2010.

  7. Nihar B. Shah, K. V. Rashmi, P. Vijay Kumar and Kannan Ramchandran, “Interference Alignment as a Tool in Network Coding as Applied to Distributed Storage,” presented at the The Sixteenth National Conference on Communications (NCC 2010), IIT Madras, Jan. 28-31, 2010.

  8. K. Vinodh, Avik Ray and P. Vijay Kumar, “On Approximately Universal Schemes for Twohop Network,” presented at the The Sixteenth National Conference on Communications (NCC 2010), IIT Madras, Jan. 28-31, 2010.

  9. Nihar B. Shah, K. V. Rashmi, P. Vijay Kumar, Kannan Ramchandran, “Explicit Codes Minimizing Repair Bandwidth for Distributed Storage,” presented at the 2010 IEEE Inform. Th. Workshop, Cairo, Jan. 6-8, 2010.

  10. K. Sreeram, P. S. Birenjith, P. Vijay Kumar, “ DMT of Multi-hop Cooperative Networks,” (invited paper) presented at the 2010 IEEE Inform. Th. Workshop, Cairo, Jan. 6-8, 2010.

2009

  1. K. V. Rashmi, Nihar B. Shah, P. Vijay Kumar and Kannan Ramchandran, “Explicit Construction of Optimal Exact Regenerating Codes for Distributed Storage,” Proc. Allerton Conference on Control, Computing and Communication, Urbana-Champaign, Sep. 2009.

  2. Abu Sajana R., Ramanathan Subramanian, P. Vijay Kumar, Syam Krishnan, Bharadwaj Amrutur,Jeena Sebastian, Malati Hegde, S. V. R. Anand, “A Low-Complexity Algorithm for Intrusion Detection in a PIR-Based Wireless Sensor Network,” proceedings of the Fifth International Conference on Intelligent Sensors, Sensor Networks and Information Processing, Melbourne, December 7-10, 2009.

  3. Petros Elia, P. Vijay Kumar: Space-time codes that are approximately universal for the parallel, multi-block and cooperative DDF channels. ISIT 2009: 2813-2817

  4. Avik Ray, Ghaya Rekaya-Ben Othman, P. Vijay Kumar, K. Vinodh: Ideal structure of the Silver code. ISIT 2009: 2818-2822

Please find the complete list at [journals] [conference]