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--- publications [2023/07/16 01:33]
cmurthy [2023]
+++ publications [2024/11/09 02:24] (current)
cmurthy [2024]
@@ Line 5: / Line 5: @@
 =====Journal=====
+====2024====
+  - //Prem Kumar, Geethu Joseph, Chandra R. Murthy,// and //Radhakant Padhi//, **Comprehensive MPSP for Fast Optimal Control: Algorithm Development and Convergence Analysis**, Accepted, Transactions of the Indian National Academy of Engineering, Oct. 2024.
+  - //L. Yashvanth// and //C. R. Murthy//, **Distributed IRSs Always Benefit Every Mobile Operator**, IEEE Wireless Communications Letters, vol. 13, no. 1, pp. 2975-2979, Nov. 2024. [[https://arxiv.org/pdf/2401.08434|pdf]]
+  - //L. Yashvanth// and //C. R. Murthy//, **On the Impact of an IRS on the Out-of-Band Performance in Sub-6 GHz & mmWave Frequencies**, Accepted, IEEE Transactions on Communications, May 2024. [[https://arxiv.org/pdf/2308.14033|pdf]]
+  - //R. Chopra, C. R. Murthy,// and //K. Appaiah//, **Adaptive Data-Aided Time-Varying Channel Tracking for Massive MIMO Systems**, IEEE Transactions on Communications, vol. 72, no. 9, pp. 5458-5472, Sep. 2024. [[https://ece.iisc.ac.in/~cmurthy/Papers/Ribhu_Aging_adapt_TCOM.pdf|pdf]]
+  - //A. Chowdhury// and //C. R. Murthy//, **Half-Duplex APs with Dynamic TDD vs. Full-Duplex APs in Cell-Free Systems**, IEEE Transactions on Communications, vol. 72, no. 7, pp. 3856-3872, Jul. 2024. [[https://arxiv.org/pdf/2309.01481.pdf|pdf]]
 ====2023====
+  - //A. Anand, C. R. Murthy,// and //R. Chopra//, **Impact of Mobility on the Downlink Performance of Cell-Free Massive MIMO Systems**, Accepted, Physical Communication, Sep. 2023. [[https://ece.iisc.ac.in/~cmurthy/Papers/anand_CF_mMIMO_phycom.pdf|pdf]]
   - //L. Yashvanth// and //C. R. Murthy//, **Performance Analysis of Intelligent Reflecting Surface Assisted Opportunistic Communications**, IEEE Transactions on Signal Processing, vol. 72, pp. 2056-2070, Accepted Mar. 2023. [[https://arxiv.org/pdf/2203.06313.pdf|pdf]]
   - //A. Chowdhury// and //C. R. Murthy//, **On the Sum Spectral Efficiency of Dynamic TDD Enabled Cell-Free Massive MIMO Systems**, IEEE Wireless Communications Letters, vol. 12, no. 3, pp. 481-485, Mar. 2023. [[https://ece.iisc.ac.in/~cmurthy/Papers/murthychandra_WCL2022-2084.pdf|pdf]].
+  - //C. Sriram, G. Joseph,// and //C. R. Murthy//, **Stabilizability of Linear Dynamical Systems Using Sparse Control Inputs**, IEEE Transactions on Automatic Control, vol. 68, no. 8, pp. 5014-5021, Aug. 2023. [[https://ece.iisc.ac.in/~cmurthy/Papers/Stabilizability.pdf|pdf]].
 ====2022====
-  - //C. Sriram, G. Joseph,// and //C. R. Murthy//, **Stabilizability of Linear Dynamical Systems Using Sparse Control Inputs**, Accepted, IEEE Transactions on Automatic Control, Oct. 2022. [[https://ece.iisc.ac.in/~cmurthy/Papers/Stabilizability.pdf|pdf]].
   - //S. Shiv, S. Bhashyam, C. R. Srivatsa,// and //C. R. Murthy//, **Learning-based Sparse Recovery for Joint Activity Detection and Channel Estimation in Massive Random Access Systems**, IEEE Wireless Communications Letters, vol. 11, no. 11, pp. 2295-2299, Nov. 2022. [[https://ece.iisc.ac.in/~cmurthy/Papers/Sreeshma_WCL_Aug2022.pdf|pdf]].
   - //S. Saha, H. S. Makkar, Vineeth B. S.// and //C. R. Murthy//, **On the Relationship Between Mean Absolute Error and Age of Incorrect Information in the Estimation of a Piecewise Linear Signal over Noisy Channels**, IEEE Communications Letters, vol. 26, no. 11, pp. 2576-2580, Nov. 2022. [[https://ece.iisc.ac.in/~cmurthy/Papers/Saha_ComLet_Aug2022.pdf|pdf]].
@@ Line 44: / Line 51: @@
   - //G. Joseph and C. R. Murthy//, **On the Convergence of a Bayesian Algorithm for Joint Dictionary Learning and Sparse Recovery**, IEEE Transactions on Signal Processing, vol. 68, no. 1, pp. 343-358, 2020. {{:dl_sbl.pdf|pdf}}. See {{:supplemental_materialdlsbl.pdf|here}} for some additional supplemental material, and {{:dl_sbl_code.zip|here}} for the code. Also see [[http://personal.ee.surrey.ac.uk/Personal/W.Wang/codes/SimCO.html|Wenwu Wang's website]] for SimCo code.
-====2019====
-  - //S. S. Thoota, P. Babu, and C. R. Murthy//, **Codebook Based Precoding and Power Allocation for MU-MIMO  Systems for Sum Rate Maximization**, IEEE Transactions on Communications, vol. 67, no. 12, pp. 8290-8302, Dec. 2019. {{:sai_tcom_precoding_mm.pdf|pdf}}
-  - //D. Gündüz, P. de Kerret, N. D. Sidiropoulos, D. Gesbert, C. R. Murthy, and M. van der Schaar//, **Machine Learning in the Air**, IEEE Journal on Selected Areas in Communications, vol. 37, no. 10, pp. 2184-2199, Oct. 2019. {{:gunduz_ml_in_the_air.pdf|pdf}}
-  - //R. Chopra, C. R. Murthy, and R. Annavajjala//, **Physical Layer Security in Wireless Sensor Networks Using Distributed Co-Phasing**, IEEE Transactions on Information Forensics and Security, vol. 14, no. 10, pp. 2662-2675, Oct. 2019. {{:jour_secure_dcp_web.pdf|pdf}}
-  - //G. Joseph and C. R. Murthy//, **Measurement Bounds for Observability of Linear Dynamical Systems under Sparsity Constraints**, IEEE Transactions on Signal Processing, vol. 67, no. 8, pp. 1992-2006, Apr. 15, 2019. [[http://ece.iisc.ac.in/~cmurthy/Papers/Geethu_Observability_Journal.pdf|pdf]]
-  - //M. Sharma, C. R. Murthy, and R. Vaze//, **Asymptotically Optimal Uncoordinated Power Control Policies for Energy Harvesting Multiple Access Channels with Decoding Costs**, IEEE Transactions on Communications, vol. 67, no. 3, pp. 2420-2435, Mar. 2019. {{:sh_gaussian_mac_tc_final_ver0.pdf|pdf}}
-  - //R. Chopra, C. R. Murthy, H. A. Suraweera, E. G. Larsson//, **Analysis of Non-Orthogonal Training in Massive MIMO under Channel Aging with SIC Receivers**, IEEE Signal Processing Letters, vol. 26, no. 2, pp. 282-286, Feb. 2019. {{:lett_aging_noma_final.pdf|pdf}}
-====2018====
-  - //R. Chopra, C. R. Murthy, and G. Rangarajan//, **Statistical Tests for Detecting Granger Causality**, IEEE Transactions on Signal Processing, vol. 66, no. 22, Nov. 15, 2018. {{:jour_detect_cause_final1.pdf|pdf}}
-  - //A. Sharma and C. R. Murthy//, **On Finding a Subset of Non-Defective Items from a Large Population**, IEEE Transactions on Signal Processing, vol. 66, no. 21, pp. 5762-5775, Nov. 01. 2018. {{:find_nds_tsp_final.pdf|pdf}}
-  - //Arunkumar K. P. and C. R. Murthy//, **Iterative Sparse Channel Estimation and Data Detection for Underwater Acoustic Communications Using Partial Interval Demodulation**, IEEE Transactions on Signal Processing, vol. 66, no. 19, pp. 5041-5055, Oct. 01, 2018. {{:journal_arun_uwac.pdf|pdf}}. Click {{:pdemo.zip|here}} for a bare-bones version of the code that demonstrate the main idea of the paper.
-  - //S. Khanna and C. R. Murthy//, **Sparse Recovery from Multiple Measurement Vectors Using Exponentiated Gradient Updates**, IEEE Signal Processing Letters, vol. 25, no. 10, pp. 1485-1489, Oct. 2018. {{:expgrd.pdf|pdf}}
-  - //G. Joseph and C. R. Murthy//, **On the Observability of a Linear System with a Sparse Initial State**, IEEE Signal Processing Letters, vol. 25, no. 7, pp. 994-998, Jul. 2018. {{:observability_letter.pdf|pdf}}
-  - //M. Sharma and C. R. Murthy//, **Distributed Power Control for Multi-hop Energy Harvesting Links with Retransmission**, IEEE Transactions on Wireless Communications, vol. 17, no. 6, pp. 4064-4078, Jun. 2018. {{:mohit_twc_mar2018_early_access.pdf|pdf}} {{:multihop_eh_matlab_files.zip|Matlab code}}
-  - //R. Chopra, C. R. Murthy, H. A. Suraweera and E. G. Larsson//, **Performance Analysis of FDD Massive MIMO Systems Under Channel Aging,** IEEE Transactions on Wireless Communications, vol. 17, no. 2, pp. 1094-1108, Feb. 2018. {{:jour_aging_mmimo_accepted.pdf|pdf}}
-  - //S. Khanna and C. R. Murthy//, **On the Restricted Isometry of the Columnwise Khatri-Rao Product**, IEEE Transactions on Signal Processing, vol. 61, no. 5, pp. 1170-1183, Mar. 1, 2018. {{:saurabh_kr_rip_tsp_nov2017.pdf|pdf}} **ALERT: In this paper, Proposition 15 is incorrect, due to which the proofs of Theorems 2 and 4 do not hold as stated. The errata can be found {{:errata_KR-RIP.pdf|here}}. Thanks to [[https://sites.google.com/a/eng.ucsd.edu/piya-pal/|Piya Pal, UC San Diego]], for finding this error.**
+**[[:earlierJournal|2019 and Earlier]]**
-**[[:earlierJournal|2017 and Earlier]]**
 =====Conference=====
+====2024====
+  - //Kondapi V. S. Krishna Praveen, Chandrasekhar Sriram, G. Joseph,// and //Chandra R. Murthy,// **Sparse Actuator Scheduling for Discrete-Time Linear Dynamical Systems**, Tenth Indian Control Conference (ICC), Bhopal, India, Dec. 2024.
+  - //Sahil Katyal, Sameera Bharadwaja,// and //Chandra R. Murthy,// **Deep Unfolding-Based Channel Estimation and Soft Symbol Decoding with Low-Resolution ADCs**, 32nd European Signal Processing Conference (EUSIPCO), Lyon, France, Aug. 2024.
+  - //Rupam Kalyan Chakraborty, Geethu Joseph,// and //Chandra R. Murthy,// **Bayesian Learning-Based Kalman Smoothing for Linear Dynamical Systems with Unknown Sparse Inputs**, IEEE International Conference on Acoustics, Speech and Signal Processing, Seoul, Korea, Apr. 2024.
+  - //Anubhab Chowdhury// and //Chandra R. Murthy,// **Pilot Length Minimization via AP-UE Clustering in Cell-Free Systems**, IEEE International Conference on Acoustics, Speech and Signal Processing, Seoul, Korea, Apr. 2024.
 ====2023====
   - //L. Yashvanth// and //Chandra R. Murthy,// **Does an IRS Degrade Out-of-band Performance?**, IEEE 24th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC), Shanghai, China, Sep. 2023.
@@ Line 101: / Line 97: @@
   - //Anubhab Chowdhury, Pradip Sasmal, and Chandra R. Murthy,// **Comparison of Orthogonal vs. Union of Subspace Based Pilots for Multi-Cell Massive MIMO Systems**, IEEE SPAWC, Atlanta, Georgia, USA, May 2020. Video presentation [[https://ece.iisc.ac.in/~cmurthy/Anubhab_Spawc.mp4|here.]]
   - //Chandrasekhar Sriram, Geethu Joseph, and Chandra R. Murthy,// **Control of linear dynamical systems using sparse inputs**, Proc. ICASSP, Barcelona, Spain, May 2020. Video presentation [[https://ece.iisc.ac.in/~cmurthy/chandrasekhar_ICASSP_2020.mp4|here.]]
-====2019====
-  - //Sai Subramanyam Thoota, Chandra R. Murthy,// **Variational Bayesian Inference based Soft-Symbol Decoding for Uplink Massive MIMO Systems with Low Resolution ADCs**, Proc. Asilomar Conference on Signals, Systems and Computers, Nov. 2019.
-  - //Sai Subramanyam Thoota, Chandra R. Murthy, and Ramesh Annavajjala,// **Quantized Variational Bayesian Joint Channel Estimation and Data Detection for Uplink Massive MIMO Systems with Low Resolution ADCs**, Proc. IEEE International Workshop on Machine Learning for Signal Processing, Pittsburg, PA, USA, Oct. 2019.
-  - //Arunkumar K. P. and Chandra R. Murthy,// **Variational Soft Symbol Decoding for Sweep Spread Carrier Based Underwater Acoustic Communications**, Proc. SPAWC, Cannes, France, July 2019.
-  - //Anubhab Chowdhury, Ribhu Chopra, Chandra R. Murthy, and Himal A. Suraweera,// **On the Achievable Rates of Full-Duplex Massive MIMO Systems Under Channel Aging**, Proc. SPAWC, Cannes, France, July 2019.
-  - //Chirag Srivatsa and Chandra R. Murthy,// **Throughput Analysis of PDMA/IRSA under Practical Channel Estimation**, Proc. SPAWC, Cannes, France, July 2019.
-  - //Lekshmi Ramesh, Chandra R. Murthy, and Himanshu Tyagi,// **Sample-Measurement Tradeoff in Support Recovery Under a Subgaussian Prior**, Proc. ISIT, Paris, France, July 2019.
-  - //Nandan Sriranga, Chandra R. Murthy, and Vaneet Aggarwal,// **A Method to Improve Consensus Averaging using Quantized ADMM**, Proc. ISIT, Paris, France, July 2019.
-  - //Pradip Sasmal, Sai Subramanyam Thoota, and Chandra R. Murthy,// **Disjunct matrices for compressed sensing**, Proc. ICASSP, Brighton, UK, May 2019.
-  - //Geethu Joseph, Ahmad Zoubi, Chandra R. Murthy, and V. John Mathews,// **Anomaly imaging for structural health monitoring exploiting clustered sparsity**, Proc. ICASSP, Brighton, UK, May 2019.
-  - //Rajshekhar Bhat, Mehul Motani, Chandra R. Murthy, and Rahul Vaze,// **Energy Harvesting Communications with Batteries having Full-Cycle Constraints**, Proc. ICC, Shanghai, China, May 2019.
-  - //Sai Subramanyam Thoota, Prabhu Babu, and Chandra R. Murthy,// **Codebook Based Precoding for Multiuser MIMO Broadcast Systems: An MM Approach**, Proc. NCC, Bangalore, India, Feb. 2019.
-====2018====
-  - //M. K. Sharma, C. R. Murthy, and R. Vaze,// **On optimal scheduling and power control for uncoordinated multiple access by energy harvesting nodes**, Proc. Globecom, Abu Dhabi, UAE, Dec. 2018.
-  - //Lekshmi Ramesh and Chandra R. Murthy,// **Sparse support recovery via covariance estimation**, Proc. ICASSP, Apr. 2018. **[ICASSP 2018 student best paper award!]** {{Lekshmi_ICASSP_2018.pdf|pdf}}
-**[[:earlierConf|2017 and Earlier]]**
+**[[:earlierConf|2019 and Earlier]]**
 =====Theses=====
+  - //Chirag Ramesh Srivatsa,// **Design and Analysis of Random Access Protocols for Massive Machine-Type Communications
+**, PhD Thesis, Dept. of ECE, Indian Institute of Science, Bangalore, Oct. 2023. [[http://ece.iisc.ac.in/~cmurthy/Papers/Chirag_Thesis.pdf|pdf]]
   - //Arunkumar K. P.,// **Underwater Acoustic Communications: Algorithms for Delay-Scale Spread Wideband Channels**, PhD Thesis, Dept. of ECE, Indian Institute of Science, Bangalore, Dec. 2022. [[http://ece.iisc.ac.in/~cmurthy/Papers/PhDthesisArunkumarKP.pdf|pdf]]
   - //Sai Subramanyam Thoota,// **Variational Bayes Algorithms for mmWave and Massive MIMO-OFDM Systems with Low Resolution ADCs**, PhD Thesis, Dept. of ECE, Indian Institute of Science, Bangalore, May 2022. [[http://ece.iisc.ac.in/~cmurthy/Papers/MassiveMIMO_Rx_LowResADCs_main.pdf|pdf]]

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