173 citations · 869 across the 23 of their papers we have counts for
24 papers
Joint Downlink-Uplink Beamforming for Wireless Multi-Antenna Federated Learning
Chong Zhang, Min Dong, Ben Liang +2
We study joint downlink-uplink beamforming design for wireless federated learning (FL) with a multi-antenna base station. Considering analog transmission over noisy channels and up…
Beamforming and Device Selection Design in Federated Learning with Over-the-air Aggregation
Faeze Moradi Kalarde, Min Dong, Ben Liang +2
Federated learning (FL) with over-the-air computation can efficiently utilize the communication bandwidth but is susceptible to analog aggregation error. Excluding those devices wi…
Ultra-Low-Complexity Algorithms with Structurally Optimal Multi-Group Multicast Beamforming in Large-Scale Systems
Chong Zhang, Min Dong, Ben Liang
In this work, we propose ultra-low-complexity design solutions for multi-group multicast beamforming in large-scale systems. For the quality-of-service (QoS) problem, by utilizing…
Online Distributed Coordinated Precoding for Virtualized MIMO Networks with Delayed CSI
Juncheng Wang, Ben Liang, Min Dong +2
We consider online wireless network virtualization (WNV) in a multi-cell multiple-input multiple output (MIMO) system with delayed feedback of channel state information (CSI). Mult…
Hierarchical Online Convex Optimization
Juncheng Wang, Ben Liang, Min Dong +2
We consider online convex optimization (OCO) over a heterogeneous network with communication delay, where multiple workers together with a master execute a sequence of decisions to…
Fast First-Order Algorithm for Large-Scale Max-Min Fair Multi-Group Multicast Beamforming
Chong Zhang, Min Dong, Ben Liang
We propose a first-order fast algorithm for the weighted max-min fair (MMF) multi-group multicast beamforming problem in large-scale systems. Utilizing the optimal multicast beamfo…
Resource Allocation for Massive MIMO HetNets with Quantize-Forward Relaying
Ahmad Abu Al Haija, Min Dong, Ben Liang +1
We investigate how massive MIMO impacts the uplink transmission design in a heterogeneous network (HetNet) where multiple users communicate with a macro-cell base station (MCBS) wi…
Online Multi-Cell Coordinated MIMO Wireless Network Virtualization with Imperfect CSI
Juncheng Wang, Ben Liang, Min Dong +1
We consider online coordinated precoding design for downlink wireless network virtualization (WNV) in a multi-cell multiple-input multiple-output (MIMO) network with imperfect chan…
Delay-Tolerant Constrained OCO with Application to Network Resource Allocation
Juncheng Wang, Ben Liang, Min Dong +2
We consider online convex optimization (OCO) with multi-slot feedback delay, where an agent makes a sequence of online decisions to minimize the accumulation of time-varying convex…
Distributed coordinated precoding for MIMO cellular network virtualization
Juncheng Wang, Min Dong, Ben Liang +2
This paper presents a new virtualization method for the downlink of a multi-cell multiple-input multiple-output (MIMO) network, to achieve service isolation among multiple Service…
Task Offloading and Resource Allocation with Multiple CAPs and Selfish Users
Eric Jiang, Meng-Hsi Chen, Ben Liang +1
In this work, we consider a multi-user mobile edge computing system with multiple computing access points (CAPs). Each mobile user has multiple dependent tasks that must be process…
Periodic Updates for Constrained OCO with Application to Large-Scale Multi-Antenna Systems
Juncheng Wang, Min Dong, Ben Liang +1
In many dynamic systems, decisions on system operation are updated over time, and the decision maker requires an online learning approach to optimize its strategy in response to th…
Multi-Group Multicast Beamforming: Optimal Structure and Efficient Algorithms
Min Dong, Qiqi Wang
This paper considers the multi-group multicast beamforming optimization problem, for which the optimal solution has been unknown due to the non-convex and NP-hard nature of the pro…
Multi-user Multi-task Offloading and Resource Allocation in Mobile Cloud Systems
Meng-Hsi Chen, Ben Liang, Min Dong
We consider a general multi-user Mobile Cloud Computing (MCC) system where each mobile user has multiple independent tasks. These mobile users share the computation and communicati…
Residential Energy Storage Management with Bidirectional Energy Control
Tianyi Li, Min Dong
We consider the residential energy storage management system with integrated renewable generation, with the availability of bidirectional energy flow from and to the grid thorough…
Resource Sharing of a Computing Access Point for Multi-user Mobile Cloud Offloading with Delay Constraints
Meng-Hsi Chen, Min Dong, Ben Liang
We consider a mobile cloud computing system with multiple users, a remote cloud server, and a computing access point (CAP). The CAP serves both as the network access gateway and a…
Online Power Control Optimization for Wireless Transmission with Energy Harvesting and Storage
Fatemeh Amirnavaei, Min Dong
We consider wireless transmission over fading channel powered by energy harvesting and storage devices. Assuming a finite battery storage capacity, we design an online power contro…
Distributed Real-Time Power Balancing in Renewable-Integrated Power Grids with Storage and Flexible Loads
Sun Sun, Min Dong, Ben Liang
The large-scale integration of renewable generation directly affects the reliability of power grids. We investigate the problem of power balancing in a general renewable-integrated…
Real-Time Residential-Side Joint Energy Storage Management and Load Scheduling with Renewable Integration
Tianyi Li, Min Dong
We consider joint energy storage management and load scheduling at a residential site with integrated renewable generation. Assuming unknown arbitrary dynamics of renewable source,…
Phase Balancing Using Energy Storage in Power Grids under Uncertainty
Sun Sun, Ben Liang, Min Dong +1
Phase balancing is essential to safe power system operation. We consider a substation connected to multiple phases, each with single-phase loads, generation, and energy storage. A…
Real-Time Welfare-Maximizing Regulation Allocation in Dynamic Aggregator-EVs System
Sun Sun, Min Dong, Ben Liang
The concept of vehicle-to-grid (V2G) has gained recent interest as more and more electric vehicles (EVs) are put to use. In this paper, we consider a dynamic aggregator-EVs system,…
Jointly Optimal Channel and Power Assignment for Dual-Hop Multi-channel Multi-user Relaying
Mahdi Hajiaghayi, Min Dong, Ben Liang
We consider the problem of jointly optimizing channel pairing, channel-user assignment, and power allocation, to maximize the weighted sum-rate, in a single-relay cooperative syste…
Jointly Optimal Channel Pairing and Power Allocation for Multichannel Multihop Relaying
Mahdi Hajiaghayi, Min Dong, Ben Liang
We study the problem of channel pairing and power allocation in a multichannel multihop relay network to enhance the end-to-end data rate. Both amplify-and-forward (AF) and decode-…
Optimal Unitary Linear Processing for Amplify-and-Forward Cooperative OFDM systems
Min Dong, Mahdi Hajiaghayi, Ben Liang
In this paper, we consider the amplified-and-forward relaying in an OFDM system with unitary linear processing at the relay. We proposed a general analytical framework to find the…