Associate Professor, Department of Electrical and Computer Engineering
Contact
6-165 Kenneth H. Keller Hall
200 Union Street Se
Minneapolis, MN 55455
Associate Professor, Department of Electrical and Computer Engineering
Information Processing Group
My research interests include:
Ph.D., 2010, Communications Systems, Swiss Federal Institute of Technology (EPFL), Lausanne, Switzerland
M.Sc., 2005, Communication Systems, Swiss Federal Institute of Technology (EPFL), Lausanne, Switzerland
B.S., 2004, Electrical Engineering, Sharif University of Technology, Tehran, Iran
Wireless communications, multi-user information therapy, bioinformatics, distributed storage, video transmission
2019-2021 McKnight Land-Grant Professor, University of Minnesota
2018 National Science Foundation (NSF) CAREER Award
2010 Swiss National Science Foundation Prospective Researcher (Post-Doctoral) Fellowship
2010 Finalist for the best student paper award at IEEE ISIT
• Compressed Sensing
[J11] A. Hormati, A. Karbasi, S. Mohajer, and M. Vetterli, “An Estimation Theoretic Approach for Sparsity Pattern Recovery in the Noisy Setting,” submitted to IEEE Signal Processing Letters, May 2011.
• Smart Grid
[C19] S. R. Rajagopalan, L. Sankar, S. Mohajer, H. V. Poor, “Smart Meter Privacy: A Utility-Privacy Framework”, in Proc. of IEEE SmartGridComm, Belgium, Oct. 2011.
[J10] L. Sankar, S. R. Rajagopalan, S. Mohajer, H. V. Poor, “Smart Meter Privacy: A Theoretical Frame- work”, accepted for publication in IEEE Transactions on Smart Grid, July 2012.
• Source Transmission on Networks
[C26] R. Tandon, S. Mohajer and H. V. Poor, “ Cascade Source Coding with Erased Side Information,” in Proc. of IEEE International Symposium on Information Theory, Saint-Petersburg, Russia, Aug. 2011.
• Huffman Coding
[J14] S. Mohajer, P. Pakzad, and A. Kakhbod, “Tight Bounds on the Redundancy of Huffman Codes,” IEEE Transactions on Information Theory, vol. 58, no. 1, pp. 6737–6746, Nov. 2012.
[J15] S. Mohajer, A. Kakhbod, “Anti-Uniform Huffman Codes”, IET Communications, pp. 1213–1219, vol. 5, no. 9, June 2011.
• Search in Non-metric Space
[C22] D. Tschopp, S. Diggavi, P. Delgosha, and S. Mohajer, “Randomized Algorithms for Comparison- based Search,” in Proc. of Annual Conference on Neural Information Processing Systems (NIPS), Spain, Sep. 2011.
[J13] D. Tschopp, S. Diggavi, P. Delgosha, and S. Mohajer, “Randomized Algorithms for Comparison- based Search”, to be submitted to Journal of Machine Learning Research.
• Network Tomography and Group Testing
[C21] M. Cheraghchi, A. Karbasi, S. Mohajer, and V. Saligrama, “Graph-Constrained Group Testing”, in Proc. of IEEE International Symposium on Information Theory, Austin, USA, June 2010.
[J12] M. Cheraghchi, A. Karbasi, S. Mohajer, and V. Saligrama, “Graph-Constrained Group Testing”, IEEE Transactions on Information Theory, vol. 58, no. 1, pp. 248–262, Jan. 2012.
• Dynamic Systems
[C17] S. Mohajer and B. Touri, “On Convergence Rate of Scalar Hegselmann-Krause Dynamics,” sub- mitted to ” American Control Conference, 2012.
• Network Coding
C16] M. Jafari, S. Mohajer, C. Fragouli, and S. N. Diggavi, “On the Capacity of Non-Coherent Network Coding”, in Proc. of IEEE International Symposium on Information Theory, Seoul, South Korea, July 2009.
[J9] M. Jafari, S. Mohajer, C. Fragouli, and S. N. Diggavi, “On the Capacity of Non-Coherent Network Coding”, IEEE Transactions on Information Theory, vol. 57, no 2, pp. 1046–1066, Feb. 2011.
• Reliability and Secrecy in Wireless Networks
[C14] S. Mohajer, S. Diggavi, H. V. Poor, and S. Shamai (Shitz), “On the Parallel Relay Wire-tap Net- work,” in Proc. of 49th Annual Allerton Conference on Communication, Control, and Computing, Illinois, USA, Sep. 2011.
[J8] S. Mohajer, S. Diggavi, H. V. Poor, and S. Shamai (Shitz). “On the MIMO Diamond Wire-tap Net- work,” to be submitted to IEEE Transaction on Information Theory.
• Bioinformatics
[J7] S. Mohajer, A. S. Motahari, and D. N. C. Tse, “Reference based DNA sequencing: Fundamental limits and optimum algorithms” under preparation.
• Relay-Interference Network
[J3] S. Mohajer, S. N. Diggavi, C. Fragouli and D. N. C. Tse, “Approximate Capacity of a Class of Relay- Interference Networks”, IEEE Transactions on Information Theory, vol. 57, no 5, pp. 2837–2864, May 2011.
• Approximation of Multiple Description Problem
[J2] S. Mohajer, C. Tian, and S. N. Diggavi, “Asymmetric Gaussian Multiple Descriptions and Asym- metric Multilevel Diversity Coding”, IEEE Transactions on Information Theory, vol. 56, no 9, pp. 4367–4387, Sep. 2010.
• Multi-level Source Coding
[C1] S. Mohajer, C. Tian, and S. N. Diggavi, “Asymmetric Multi-level Diversity Coding,” in Proc. Of IEEE Data Compression Conference, Snowbird, Utah, USA, Mar. 2008.