11 papers
Distributed Nash Equilibrium Seeking with Logarithmic Bit Rates over Digital Channels
Zihao Ren, Chengyang Jiang, Lei Wang +2
This paper introduces quantization techniques to reduce the communication complexity in the distributed Nash equilibrium (NE) seeking problem, achieving an exponential reduction in…
Distributed Nonlinear Equality-Constrained Optimization via Feedback Linearization and Singular Perturbation
Zihao Ren, Lei Wang, Hongye Su +1
Distributed optimization becomes particularly challenging when nonconvex objectives are combined with nonlinear equality constraints: feasibility is network coupled, while most exi…
Distributed Nesterov Flows for Multi-agent Optimization
Zihao Ren, Lei Wang, Guodong Shi
Various distributed gradient descent algorithms for multi-agent optimization have incorporated the Nesterov accelerated gradient method, where the use of momentum enhances converge…
Explicit Model Predictive Control with Quantum Encryption
Yingjie Mi, Zihao Ren, Lei Wang +2
This paper studies quantum-encrypted explicit MPC for constrained discrete-time linear systems in a cloud-based architecture. A finite-horizon quadratic MPC problem is solved offli…
Blended Dynamics and Emergence in Open Quantum Networks
Qinghao Wen, Zihao Ren, Lei Wang +2
In this paper, we develop a blended dynamics framework for open quantum networks with diffusive couplings. The network consists of qubits interconnected through Hamiltonian couplin…
Differential Privacy on Affine Manifolds: Geometrically Confined Privacy in Linear Dynamical Systems
Zihao Ren, Lei Wang, Deming Yuan +1
In this paper, we present a comprehensive framework for differential privacy over affine manifolds and validate its usefulness in the contexts of differentially private cloud-based…
Quantum Encrypted Control of Networked Systems
Zihao Ren, Daniel Quevedo, Salah Sukkarieh +1
Encrypted control has been extensively studied to ensure the confidentiality of system states and control inputs for networked control systems. This paper presents a computationall…
Linear Convergence of Distributed Compressed Optimization with Equality Constraints
Zihao Ren, Lei Wang, Zhengguang Wu +1
In this paper, the distributed strongly convex optimization problem is studied with spatio-temporal compressed communication and equality constraints. For the case where each agent…
Distributed Optimization by Network Flows with Spatio-Temporal Compression
Zihao Ren, Lei Wang, Xinlei Yi +5
Several data compressors have been proposed in distributed optimization frameworks of network systems to reduce communication overhead in large-scale applications. In this paper, w…
Spatio-Temporal Communication Compression in Distributed Prime-Dual Flows
Zihao Ren, Lei Wang, Deming Yuan +2
In this paper, we study distributed prime-dual flows for multi-agent optimization with spatio-temporal compressions. The central aim of multi-agent optimization is for a network of…
Distributed Solvers for Network Linear Equations with Scalarized Compression
Lei Wang, Zihao Ren, Deming Yuan +1
Distributed computing is fundamental to multi-agent systems, with solving distributed linear equations as a typical example. In this paper, we study distributed solvers for network…