Search Results - "Chen, Youjia"

Pricing and Resource Allocation via Game Theory for a Small-Cell Video Caching System by Jun Li, He Chen, Youjia Chen, Zihuai Lin, Vucetic, Branka, Hanzo, Lajos

“…Evidence indicates that downloading on-demand videos accounts for a dramatic increase in data traffic over cellular networks. Caching popular videos in the…”
Get full text

Distributed Caching for Data Dissemination in the Downlink of Heterogeneous Networks by Jun Li, Youjia Chen, Zihuai Lin, Wen Chen, Vucetic, Branka, Hanzo, Lajos

“…Heterogeneous cellular networks (HCNs) with embedded small cells are considered, where multiple mobile users wish to download network content of different…”
Get full text

Probabilistic Small-Cell Caching: Performance Analysis and Optimization by Youjia Chen, Ming Ding, Jun Li, Zihuai Lin, Guoqiang Mao, Hanzo, Lajos

“…Small-cell caching utilizes the embedded storage of small-cell base stations (SBSs) to store popular contents for the sake of reducing duplicated content…”
Get full text

Joint User Association and Resource Allocation in the Downlink of Heterogeneous Networks by Youjia Chen, Jun Li, Wen Chen, Zihuai Lin, Vucetic, Branka

“…In this paper, we consider the intercell interference coordination (ICIC) problem in heterogeneous cellular networks with randomly deployed small-cell base…”
Get full text

User Association With Unequal User Priorities in Heterogeneous Cellular Networks by Youjia Chen, Jun Li, Zihuai Lin, Guoqiang Mao, Vucetic, Branka

“…In heterogeneous networks (HetNets), the load between macrocell base stations (MBSs) and small-cell base stations (SBSs) is imbalanced due to their different…”
Get full text

Juxtaposition or integration: the formation mechanism of architectural form in a cultural transition zone by Jin, Tao, Youjia, Chen, Geng, Li, Dawei, Xiao, Huashuai, Chen, Jiaping, Huang

“…This paper explores the formation mechanisms of various architectural forms in a cultural transition region. A field investigation involving 504 ancestral…”
Get full text

Dynamic Reuse of Unlicensed Spectrum: An Inter-Working of LTE and WiFi by Youjia Chen, Ming Ding, Lopez-Perez, David, Jun Li, Zihuai Lin, Vucetic, Branka

“…The dynamic exploitation of unlicensed spectrum by mobile operators is becoming a trend of future 5G networks, with several efficient solutions being…”
Get full text

Cooperative caching for scalable video coding using value-decomposed dimensional networks by Chen, Youjia, Cai, Yuekai, Zheng, Haifeng, Hu, Jinsong, Li, Jun

“…Scalable video coding (SVC) has been widely used in video-on-demand (VOD) service, to efficiently satisfy users' different video quality requirements and…”
Get full text

A Space-Time Analysis of LTE and Wi-Fi Inter-Working by Youjia Chen, Ming Ding, Lopez-Perez, David, Zihuai Lin, Guoqiang Mao

“…Cooperative inter-working of the long-term evolution (LTE) and the wireless fidelity (Wi-Fi) networks have drawn much attention recently, and several…”
Get full text

Covert communication in relay and RIS networks by Hu, Jinsong, Shi, Xiaoqiang, Chen, Youjia, Zhao, Tiesong, Shu, Feng

“…Covert communication aims to prevent the warden from detecting the presence of communications, i.e. with a negligible detection probability. When the distance…”
Get full text

Emotional Landscapes in Urban Design: Analyzing Color Emotional Responses of the Elderly to Community Outdoor Spaces in Yi Jie Qu by Zhang, Chengyan, Chen, Youjia, Dewancker, Bart Julien, Shentu, Chaojie, Tian, Hao, Liu, Yutong, Wan, Jiangjun, Zhang, Xinyue, Li, Jinghui

“…Addressing the emotional needs of the elderly in urban space design has increasingly become a vital concern. This study innovatively integrates emotional…”
Get full text

An approach for identifying historic village using deep learning by Tao, Jin, Li, Geng, Sun, Qiwei, Chen, Youjia, Xiao, Dawei, Feng, Huicheng

“…This paper aims to propose an approach to automatically identify historic villages from remote sensing images based on deep learning algorithm and accurately…”
Get full text

A Small-Cell Caching System in Mobile Cellular Networks With LoS and NLoS Channels by Li, Jun, Youjia Chen, Ming Ding, Feng Shu, Vucetic, Branka, Xiaohu You

“…Small-cell caching utilizes the embedded storage of small-cell base stations (SBS) to cache popular network contents, for the purpose of reducing duplicate…”
Get full text

A Hybrid Deep Learning Model With Attention-Based Conv-LSTM Networks for Short-Term Traffic Flow Prediction by Zheng, Haifeng, Lin, Feng, Feng, Xinxin, Chen, Youjia

“…Accurate short-time traffic flow prediction has gained gradually increasing importance for traffic plan and management with the deployment of intelligent…”
Get full text

Inter-cell interference management for heterogenous networks based on belief propagation algorithms by Youjia Chen, Zihuai Lin, Vucetic, Branka, Jianyong Cai

“…Inter-cell interference coordination (ICIC) and resource allocation problems are fundamental challenges for the design of wireless networks. In this paper, we…”
Get full text

Decentralized Federated Learning With Markov Chain Based Consensus for Industrial IoT Networks by Du, Mengxuan, Zheng, Haifeng, Feng, Xinxin, Chen, Youjia, Zhao, Tiesong

“…Federated learning (FL) provides a novel framework to collaboratively train a shared model in a distribution fashion by virtue of a central server. However, FL…”
Get full text

Covert Communication in Cognitive Radio Networks With Poisson Distributed Jammers by Hu, Jinsong, Li, Hongwei, Chen, Youjia, Shu, Feng, Wang, Jiangzhou

“…This work proposes a covert communication scheme in a cognitive radio network where a secondary transmitter (ST) transmits confidential information to a…”
Get full text

Activatable NIR Fluorescence Probe for Epinephrine Detection and Bioimaging Based on Anionic Heptamethine Cyanine by Luo, Chen, Chen, Youjia, Gu, Jinxuan, Cai, Huihui, Lin, Huijin, Jin, Zhigang, Huang, Chaobiao

“…Epinephrine (EP) is an essential catecholamine in the human body. Currently, most EP detection methods are not suitable for in vivo detection due to material…”
Get full text

Minimizing Vulnerable Region for Near-Field Covert Communication by Hu, Jinsong, Zhou, Yiting, Zheng, Haifeng, Chen, Youjia, Shu, Feng, Wang, Jiangzhou

“…The development of the extremely large-scale antenna array (ELAA) for the upcoming 6G technology indicates the significance of near-field communication. This…”
Get full text

Covert Transmission via Integrated Sensing and Communication Systems by Hu, Jinsong, Lin, Qingzhuan, Yan, Shihao, Zhou, Xiaobo, Chen, Youjia, Shu, Feng

“…Integrated Sensing and Communication (ISAC) Systems, which can support simultaneous information transmission and target detection, have been regarded as…”
Get full text