A. Agarwal, A. Mishra, A. Ray and P. Das, "Sparse Channel Estimation in IRS-Assisted Massive MIMO Cognitive Radio Systems," in IEEE Transactions on Communications, Early Access Jul, 2024.
P. Das and N. B. Mehta, ``Rate-optimal relay selection for average interference-constrained underlay CR,’’ IEEE Trans. Commun., vol. 65, no. 12, pp. 5137-5148, Dec. 2017.
P. Das, N. B. Mehta, and G. Singh, ``Novel relay selection rules for average interference-constrained cognitive AF relay networks,’’ IEEE Trans. Wireless Commun., vol. 14, no. 8, pp. 4304-4315, Aug. 2015.
P. Das and N. B. Mehta, ``Direct link-aware optimal relay selection and a low feedback variant for underlay CR,’’ IEEE Trans. Commun., vol. 63, no. 6, pp. 2044-2055, Jun. 2015.
P. Das, K. Karthik, and B. C. Garai, ``A robust alignment-free fingerprint hashing algorithm based on minimum distance graphs,’’ Elsevier J. Pattern Recognition, vol. 45, no. 9, pp. 3373-3388, Sep. 2012.
B. C. Garai, P. Das, and A. K. Mishra, ``Group delay reduction in FIR digital filters,’’ Elsevier J. Signal Process., vol. 91, no. 8, pp. 1812-1825, Aug. 2011.
