7 citations · 22 across the 21 of their papers we have counts for
21 papers
Sampling of Correlated Bandlimited Continuous Signals by Joint Time-vertex Graph Fourier Transform
Zhongyi Ni, Feng Ji, Hang Sheng +2
When sampling multiple signals, the correlation between the signals can be exploited to reduce the overall number of samples. In this paper, we study the sampling theory of multipl…
Recovery of Graph Signals from Sign Measurements
Wenwei Liu, Hui Feng, Kaixuan Wang +2
Sampling and interpolation have been extensively studied, in order to reconstruct or estimate the entire graph signal from the signal values on a subset of vertexes, of which most…
Regularized Recovery by Multi-order Partial Hypergraph Total Variation
Ruyuan Qu, Jiaqi He, Hui Feng +2
Capturing complex high-order interactions among data is an important task in many scenarios. A common way to model high-order interactions is to use hypergraphs whose topology can…
Performance Analysis for Correlated AoI and Energy Efficiency in Heterogeneous CR-IoT System
Xiaoyu Hao, Tao Yang, Yulin Hu +1
We consider a cognitive radio based Internet of Things (CR-IoT) system where the secondary IoT device (SD) accesses the licensed channel during the transmission vacancies of the pr…
Two-Timescale Resource Allocation for Cooperative D2D Communication: A Matching Game Approach
Yiling Yuan, Tao Yang, Yulin Hu +2
In this paper, we consider a cooperative device-todevice (D2D) communication system, where the D2D transmitters (DTs) act as relays to assist the densified cellular network users (…
Sampling Policy Design for Tracking Time-Varying Graph Signals with Adaptive Budget Allocation
Xuan Xie, Hui Feng, Bo Hu
There have been many works that focus on the sampling set design for a static graph signal, but few for time-varying graph signals (GS). In this paper, we concentrate on how to sel…
Fast Color-guided Depth Denoising for RGB-D Images by Graph Filtering
Qiwei Huang, Ruikang Li, Zidong Jiang +4
Depth images captured by off-the-shelf RGB-D cameras suffer from much stronger noise than color images. In this paper, we propose a method to denoise the depth images in RGB-D imag…
Bayesian Design of Sampling Set for Bandlimited Graph Signals
Xuan Xie, Junhao Yu, Hui Feng +1
The design of sampling set (DoS) for bandlimited graph signals (GS) has been extensively studied in recent years, but few of them exploit the benefits of the stochastic prior of GS…
On Critical Sampling of Time-Vertex Graph Signals
Junhao Yu, Xuan Xie, Hui Feng +1
Joint time-vertex graph signals are pervasive in real-world. This paper focuses on the fundamental problem of sampling and reconstruction of joint time-vertex graph signals. We pro…
Locality-constrained Spatial Transformer Network for Video Crowd Counting
Yanyan Fang, Biyun Zhan, Wandi Cai +2
Compared with single image based crowd counting, video provides the spatial-temporal information of the crowd that would help improve the robustness of crowd counting. But translat…
Learning for Matching Game in Cooperative D2D Communication with Incomplete Information
Yiling Yuan, Tao Yang, Hui Feng +1
This paper considers a cooperative device-to-device (D2D) communication system, where the D2D transmitters (DTs) act as relays to assist cellular users (CUs) in exchange for the op…
Active Sampling for Approximately Bandlimited Graph Signals
Sijie Lin, Xuan Xie, Hui Feng +1
This paper investigates the active sampling for estimation of approximately bandlimited graph signals. With the assistance of a graph filter, an approximately bandlimited graph sig…
Cooperative Spectrum Sharing Between D2D Users and Edge-Users: A Matching Theory Perspective
Yiling Yuan, Tao Yang, Yuedong Xu +1
The device-to-device (D2D) communication theoretically provides both the cellular traffic offloading and convenient content delivery directly among proximity users. However, in pra…
Robust Beamforming for Downlink 3D-MIMO Systems with -norm Bounded CSI Uncertainty
Kai Liu, Hui Feng, Tao Yang +1
In this paper, a novel robust beamforming scheme is proposed in three dimensional multi-input multi-output (3D-MIMO) systems. As one of the typical deployments of massive MIMO, a 3…
A Cascaded Channel-Power Allocation for D2D Underlaid Cellular Networks Using Matching Theory
Yiling Yuan, Tao Yang, Yuedong Xu +2
We consider a device-to-device (D2D) underlaid cellular network, where each cellular channel can be shared by several D2D pairs and only one channel can be allocated to each D2D pa…
Matching Based Two-Timescale Resource Allocation for Cooperative D2D Communication
Yiling Yuan, Tao Yang, Yulin Hu +2
We consider a cooperative device-to-device (D2D) communication system, where the D2D transmitters (DTs) act as relays to assist cellular users (CUs) in exchange for the opportuniti…
Active Anomaly Detection with Switching Cost
Fengfan Qin, Da Chen, Hui Feng +3
The problem of detecting a single anomalous process among multiple independent processes is considered. Under a constraint on the number of processes that can be probed simultaneou…
Design of Sampling Set for Bandlimited Graph Signal Estimation
Xuan Xie, Hui Feng, Junlian Jia +1
It is of particular interest to reconstruct or estimate bandlimited graph signals, which are smoothly varying signals defined over graphs, from partial noisy measurements. However,…
Traffic-Aware Transmission Mode Selection in D2D-enabled Cellular Networks with Token System
Yiling Yuan, Tao Yang, Hui Feng +4
We consider a D2D-enabled cellular network where user equipments (UEs) owned by rational users are incentivized to form D2D pairs using tokens. They exchange tokens electronically…
QoE-Aware Proactive Caching of Scalable Videos Over Small Cell Networks
Tong Zhen, Yuedong Xu, Tao Yang +1
The explosion of mobile video traffic imposes tremendous challenges on present cellular networks. To alleviate the pressure on backhaul links and to enhance the quality of experien…
Modeling QoE of Video Streaming in Wireless Networks with Large-Scale Measurement of User Behavior
Yuedong Xu, Zhujun Xiao, Hui Feng +3
Unraveling quality of experience (QoE) of video streaming is very challenging in bandwidth shared wireless networks. It is unclear how QoE metrics such as starvation probability an…