1 code implementation • 12 Feb 2024 • Talha Bozkus, Urbashi Mitra
Herein, a novel ensemble Q-learning algorithm that addresses the performance and complexity challenges of the traditional Q-learning algorithm for optimizing wireless networks is presented.
1 code implementation • 8 Feb 2024 • Talha Bozkus, Urbashi Mitra
Reinforcement learning (RL) is a classical tool to solve network control or policy optimization problems in unknown environments.
no code implementations • 1 Feb 2024 • Jianxiu Li, Urbashi Mitra
Numerical results are provided, validating the theoretical analysis and showing that the root-mean-square error for eavesdropper's localization can be more than 150 m with the optimized delay-angle shifts for DAIS.
no code implementations • 4 Dec 2023 • Chen Peng, Urbashi Mitra
The network consists of primary and secondary users, with multi-hop transmission adopted for both user types to provide reliable communications.
no code implementations • 23 Oct 2023 • Jianxiu Li, Urbashi Mitra
In this paper, a delay-angle information spoofing (DAIS) strategy is proposed for location-privacy enhancement.
no code implementations • 11 Jul 2023 • Jianxiu Li, Urbashi Mitra
Two closed-form, lower bounds on the illegitimate devices' estimation error are derived via the analysis of the Fisher information of the location-relevant channel parameters, thus characterizing the enhanced location-privacy.
no code implementations • 11 Dec 2022 • Jeongmin Chae, Praneeth Narayanamurthy, Selin Bac, Shaama Mallikarjun Sharada, Urbashi Mitra
A theoretical spectral error bound is provided, which captures the possible inaccuracies of the side information.
no code implementations • 27 Oct 2022 • Jianxiu Li, Urbashi Mitra
In this paper, an artificial noise-aided strategy is presented for location-privacy preservation.
no code implementations • 6 May 2022 • David Gesbert, Omid Esrafilian, Junting Chen, Rajeev Gangula, Urbashi Mitra
The use of unmanned aerial vehicles (UAV) as flying radio access network (RAN) nodes offers a promising complement to traditional fixed terrestrial deployments.
no code implementations • 5 May 2022 • Praneeth Narayanamurthy, Urbashi Mitra
Active, non-parametric peak detection is considered.
no code implementations • 2 Mar 2022 • Jianxiu Li, Maxime Ferreira Da Costa, Urbashi Mitra
Herein, an atomic norm based method for accurately estimating the location and orientation of a target from millimeter-wave multi-input-multi-output (MIMO) orthogonal frequency-division multiplexing (OFDM) signals is presented.
no code implementations • 8 Oct 2021 • Jianxiu Li, Maxime Ferreira Da Costa, Urbashi Mitra
Herein, an atomic norm based method for accurately estimating the location and orientation of a target from millimeter-wave multi-input-multi-output (MIMO) orthogonal frequency-division multiplexing (OFDM) signals is presented.
no code implementations • 28 May 2021 • Marcos M. Vasconcelos, Thinh T. Doan, Urbashi Mitra
In particular, we show that the method converges at a rate $O(log_2 k/\sqrt k)$ to the optimal solution, when the underlying objective function is strongly convex and smooth.
no code implementations • 11 Feb 2021 • Dhruva Kartik, Ashutosh Nayyar, Urbashi Mitra
For this general model, we provide bounds on the upper (min-max) and lower (max-min) values of the game.
Multiagent Systems Systems and Control Systems and Control
no code implementations • 14 Jan 2021 • Moulik Choraria, Arpan Chattopadhyay, Urbashi Mitra, Erik Strom
Each agent node computes an estimate of the process by using its sensor observation and messages obtained from neighboring nodes, via Kalman-consensus filtering.
no code implementations • 8 Dec 2020 • Dhruva Kartik, Neeraj Sood, Urbashi Mitra, Tara Javidi
A Bayesian variant of the existing upper confidence bound (UCB) based approaches is proposed.
no code implementations • 5 Dec 2019 • Marcos M. Vasconcelos, Urbashi Mitra
Sensor scheduling is a well studied problem in signal processing and control with numerous applications.
no code implementations • 4 Dec 2018 • Dhruva Kartik, Ashutosh Nayyar, Urbashi Mitra
In the exploration phase, selection of experiments is such that a moderate level of confidence on the true hypothesis is achieved.
no code implementations • 11 Oct 2018 • Dhruva Kartik, Ekraam Sabir, Urbashi Mitra, Prem Natarajan
Deep learning can be used as a tool for designing better heuristics in such problems.