Youjian Liu

According to our database, Youjian Liu authored at least 86 papers between 2000 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

MIMO/RIS Communication via Beam Networks: Three Case Studies.

Youjian Eugene Liu, Mahesh K. Varanasi, Ibrahim Khalife, Ali Abbasi

Proceedings of the IEEE International Conference on Communications, 2024

2022

Utilizing Players' Playtime Records for Churn Prediction: Mining Playtime Regularity.

Wanshan Yang, Ting Huang, Junlin Zeng, Lijun Chen, Shivakant Mishra, Youjian Eugene Liu

IEEE Trans. Games, 2022

2021

Maximum a Posteriori Probability (MAP) Joint Fine Frequency Offset and Channel Estimation for MIMO Systems With Channels of Arbitrary Correlation.

Mingda Zhou, Zhe Feng, Xinming Huang, Youjian Liu

IEEE Trans. Signal Process., 2021

Channel Reciprocity in FDD Multiuser MIMO Systems by Super-resolution.

Wanshan Yang, Zhe Feng, Lijun Chen, Weiyu Xu, Youjian Eugene Liu

Proceedings of the ICC 2021, 2021

2020

A Smoothed Analysis of Online Lasso for the Sparse Linear Contextual Bandit Problem.

Zhiyuan Liu, Huazheng Wang, Bo Waggoner, Youjian Liu, Lijun Chen

CoRR, 2020

Correlation Between Personality and Social Interactions in Online Strategy Games.

Wanshan Yang, Ting Huang, Junlin Zeng, Lijun Chen, Shivakant Mishra, Youjian Eugene Liu

Proceedings of the IEEE Conference on Games, 2020

2019

Coarse Frequency Offset Estimation in MIMO Systems Using Neural Networks: A Solution With Higher Compatibility.

Mingda Zhou, Xinming Huang, Zhe Feng, Youjian Liu

IEEE Access, 2019

MAP Joint Frequency and Channel Estimation for MIMO Systems with Spatial Correlation.

Mingda Zhou, Zhe Feng, Xinming Huang, Youjian Liu

Proceedings of the 2019 IEEE Global Communications Conference, 2019

Mining Player In-game Time Spending Regularity for Churn Prediction in Free Online Games.

Wanshan Yang, Ting Huang, Junlin Zeng, Gemeng Yang, Jintian Cai, Lijun Chen, Shivakant Mishra, Youjian Eugene Liu

Proceedings of the IEEE Conference on Games, 2019

Purchase Prediction in Free Online Games via Survival Analysis.

Wanshan Yang, Ting Huang, Junlin Zeng, Yan Tang, Lijun Chen, Shivakant Mishra, Youjian Eugene Liu

Proceedings of the 2019 IEEE International Conference on Big Data (IEEE BigData), 2019

2018

An Efficient Algorithm and Hardware Architecture for Maximum-Likelihood Based Carrier Frequency Offset Estimation in MIMO Systems.

Mingda Zhou, Zhe Feng, Youjian Liu, Xinming Huang

IEEE Access, 2018

Super-Resolution for Achieving Frequency Division Duplex (FDD) Channel Reciprocity.

Wanshan Yang, Lijun Chen, Youjian Eugene Liu

Proceedings of the 19th IEEE International Workshop on Signal Processing Advances in Wireless Communications, 2018

Whales, Dolphins, or Minnows? Towards the Player Clustering in Free Online Games Based on Purchasing Behavior via Data Mining Technique.

Wanshan Yang, Gemeng Yang, Ting Huang, Lijun Chen, Youjian Eugene Liu

Proceedings of the IEEE International Conference on Big Data (IEEE BigData 2018), 2018

Three-dimensional Super-resolution with Nonuniform Cutoff Frequencies.

Wanshan Yang, Lijun Chen, Youjian Eugene Liu

Proceedings of the 52nd Asilomar Conference on Signals, Systems, and Computers, 2018

2017

An efficient and scalable hardware architecture for singular value decomposition towards massive MIMO communications.

Mingda Zhou, Youjian Liu, Tian Xia, Xinming Huang

Proceedings of the IEEE 60th International Midwest Symposium on Circuits and Systems, 2017

An FPGA prototype of dual link algorithm for MIMO interference network.

Mingda Zhou, Xinming Huang, Yuteng Zhou, Xing Li, Youjian Liu

Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

2016

Analysis of Downlink Connectivity Models in a Heterogeneous Cellular Network via Stochastic Geometry.

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown

IEEE Trans. Wirel. Commun., 2016

Dual Link Algorithm for the Weighted Sum Rate Maximization in MIMO Interference Channels.

Xing Li, Seungil You, Lijun Chen, An Liu, Youjian Liu

CoRR, 2016

2015

A new algorithm for the weighted sum rate maximization in MIMO interference networks.

Xing Li, Seungil You, Lijun Chen, An Liu, Youjian Eugene Liu

Proceedings of the 2015 IEEE Wireless Communications and Networking Conference, 2015

TDD Channel Calibration for MIMO Interference Networks.

Xing Li, Youjian Eugene Liu, Xinming Huang

Proceedings of the IEEE 82nd Vehicular Technology Conference, 2015

2014

Downlink Performance Analysis for a Generalized Shotgun Cellular System.

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown, Kenneth R. Baker

IEEE Trans. Wirel. Commun., 2014

On Primary User Coverage Probabilities and Faulty Cognitive Radios.

Prasanna Madhusudhanan, Youjian Eugene Liu, Timothy X. Brown

IEEE Trans. Wirel. Commun., 2014

Downlink analysis for a heterogeneous cellular network.

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown

Proceedings of the 12th International Symposium on Modeling and Optimization in Mobile, 2014

Convex-concave procedure for weighted sum-rate maximization in a MIMO interference network.

Seungil You, Lijun Chen, Youjian Eugene Liu

Proceedings of the IEEE Global Communications Conference, 2014

2013

Duality and Optimization for Generalized Multi-Hop MIMO Amplify-and-Forward Relay Networks With Linear Constraints.

An Liu, Vincent K. N. Lau, Youjian Liu

IEEE Trans. Signal Process., 2013

Stochastic geometric modeling and interference analysis for massive MIMO systems.

Prasanna Madhusudhanan, Xing Li, Youjian Eugene Liu, Timothy X. Brown

Proceedings of the 11th International Symposium and Workshops on Modeling and Optimization in Mobile, 2013

2012

Stochastic Ordering Based Carrier-to-Interference Ratio Analysis for the Shotgun Cellular Systems.

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown, Kenneth R. Baker

IEEE Wirel. Commun. Lett., 2012

Polite Water-Filling for Weighted Sum-Rate Maximization in MIMO B-MAC Networks Under Multiple Linear Constraints.

An Liu, Youjian Liu, Haige Xiang, Wu Luo

IEEE Trans. Signal Process., 2012

Sum Capacity of Interference Channels With a Local View: Impact of Distributed Decisions.

Vaneet Aggarwal, Youjian Liu, Ashutosh Sabharwal

IEEE Trans. Inf. Theory, 2012

Interference characteristics and success probability at the primary user in a cognitive radio network.

Prasanna Madhusudhanan, Timothy X. Brown, Youjian Eugene Liu

Proceedings of the 10th International Symposium on Modeling and Optimization in Mobile, 2012

Downlink coverage analysis in a heterogeneous cellular network.

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown

Proceedings of the 2012 IEEE Global Communications Conference, 2012

Heterogeneous cellular network performance analysis under open and closed access.

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown

Proceedings of the Workshops Proceedings of the Global Communications Conference, 2012

OFDMA cellular network with fractional frequency reuse under maximum SIR connectivity.

Prasanna Madhusudhanan, Timothy X. Brown, Youjian Eugene Liu

Proceedings of the Workshops Proceedings of the Global Communications Conference, 2012

On Gaussian Multiple Access Channel with Signal Dependent Noise.

Hai Li, Youjian Liu

Proceedings of the 2012 IEEE Global Communications Conference, 2012

Distributed polite water-filling for optimization of MIMO B-MAC interference networks.

An Liu, Youjian Liu, Vincent K. N. Lau, Haige Xiang, Wu Luo

Proceedings of the 18th Asia-Pacific Conference on Communications, 2012

2011

MIMO B-MAC Interference Network Optimization Under Rate Constraints by Polite Water-Filling and Duality.

An Liu, Youjian Liu, Haige Xiang, Wu Luo

IEEE Trans. Signal Process., 2011

Polite water-filling for the boundary of the capacity/achievable regions of MIMO MAC/BC/interference networks.

An Liu, Youjian Liu, Haige Xiang, Wu Luo

Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011

Polite water-filling for weighted sum-rate maximization in MIMO B-MAC networks under multiple linear constraints.

An Liu, Youjian Liu, Vincent K. N. Lau, Haige Xiang, Wu Luo

Proceedings of the 2011 IEEE International Symposium on Information Theory Proceedings, 2011

Multi-Tier Network Performance Analysis Using a Shotgun Cellular System.

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown, Kenneth R. Baker

Proceedings of the Global Communications Conference, 2011

On the interference due to cooperative cognitive radios in the presence of multiple low-power primary users.

Prasanna Madhusudhanan, Timothy X. Brown, Youjian Eugene Liu

Proceedings of the 49th Annual Allerton Conference on Communication, 2011

2010

Dynamic relay deployment for disaster area wireless networks.

Wenxuan Guo, Xinming Huang, Youjian Liu

Wirel. Commun. Mob. Comput., 2010

Technical Report: MIMO B-MAC Interference Network Optimization under Rate Constraints by Polite Water-filling and Duality

An Liu, Youjian Liu, Haige Xiang, Wu Luo

CoRR, 2010

Duality, Polite Water-filling, and Optimization for MIMO B-MAC Interference Networks and iTree Networks

An Liu, Youjian Liu, Haige Xiang, Wu Luo

CoRR, 2010

Generalized Carrier to Interference Ratio Analysis for the Shotgun Cellular System

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown, Kenneth R. Baker

CoRR, 2010

Modeling of Interference from Cooperative Cognitive Radios for Low Power Primary Users.

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown, Kenneth R. Baker

Proceedings of the Global Communications Conference, 2010

Iterative Polite Water-Filling for Weighted Sum-Rate Maximization in iTree Networks.

An Liu, Youjian Liu, Haige Xiang, Wu Luo

Proceedings of the Global Communications Conference, 2010

A 3-D Channel Model for Distributed MIMO Satellite Systems.

Xing Li, Youjian Eugene Liu

Proceedings of the Global Communications Conference, 2010

2009

Joint beamforming for multiaccess MIMO systems with finite rate feedback.

Youjian Liu, Brian Rider, Wei Dai

IEEE Trans. Wirel. Commun., 2009

High-Throughput Layered LDPC Decoding Architecture.

Zhiqiang Cui, Zhongfeng Wang, Youjian Liu

IEEE Trans. Very Large Scale Integr. Syst., 2009

On the information rate of MIMO systems with finite rate channel state feedback using beamforming and power on/off strategy.

Wei Dai, Youjian Liu, Brian Rider, Vincent K. N. Lau

IEEE Trans. Inf. Theory, 2009

The effect of finite rate feedback on CDMA signature optimization and MIMO beamforming vector selection.

Wei Dai, Youjian Liu, Brian Rider

IEEE Trans. Inf. Theory, 2009

Capacity bounds of MIMO channels with asymmetric channel state information at transmitter.

An Liu, Xinming Huang, Youjian Liu, Haige Xiang, Wu Luo

IEEE Commun. Lett., 2009

Message passing in distributed wireless networks.

Vaneet Aggarwal, Youjian Liu, Ashutosh Sabharwal

Proceedings of the IEEE International Symposium on Information Theory, 2009

Carrier to Interference Ratio Analysis for the Shotgun Cellular System.

Prasanna Madhusudhanan, Juan G. Restrepo, Youjian Eugene Liu, Timothy X. Brown

Proceedings of the Global Communications Conference, 2009. GLOBECOM 2009, Honolulu, Hawaii, USA, 30 November, 2009

On the Rate Duality of MIMO Interference Channel and Its Application to Sum Rate Maximization.

An Liu, Youjian Liu, Haige Xiang, Wu Luo

Proceedings of the Global Communications Conference, 2009. GLOBECOM 2009, Honolulu, Hawaii, USA, 30 November, 2009

Resource allocation for MIMO orthogonal relay channels with finite-rate feedback.

Jun Xiao, Youjian Liu, Wen Gao, An Liu

Proceedings of the 43rd Annual Conference on Information Sciences and Systems, 2009

Power minimization of multiaccess MIMO systems with rate constraint and finite-rate feedback.

An Liu, Haige Xiang, Wu Luo, Li Ping, Youjian Liu

Proceedings of the 43rd Annual Conference on Information Sciences and Systems, 2009

Interference networks with local view: A distributed optimization approach.

Jun Xiao, Vaneet Aggarwal, Ashutosh Sabharwal, Youjian Liu

Proceedings of the 47th Annual Allerton Conference on Communication, 2009

Distributed MIMO network optimization based on duality and local message passing.

An Liu, Ashutosh Sabharwal, Youjian Liu, Haige Xiang, Wu Luo

Proceedings of the 47th Annual Allerton Conference on Communication, 2009

2008

Quantization Bounds on Grassmann Manifolds and Applications to MIMO Communications.

Wei Dai, Youjian Liu, Brian Rider

IEEE Trans. Inf. Theory, 2008

How many users should be turned on in a multi-antenna broadcast channel?

Wei Dai, Youjian Liu, Brian Rider, Wen Gao

IEEE J. Sel. Areas Commun., 2008

A Simple Converse Proof and a Unified Capacity Formula for Channels with Input Constraints

Youjian Liu

CoRR, 2008

Power Scheduling for MIMO Relay Channels Employing Rateless Codes.

Youjian Liu, Mahesh K. Varanasi, Xinming Huang

Proceedings of IEEE International Conference on Communications, 2008

2007

Multi-Access MIMO Systems with Finite Rate Channel State Feedback

Wei Dai, Brian Rider, Youjian Liu

CoRR, 2007

Unequal dimensional small balls and quantization on Grassmann Manifolds.

Wei Dai, Brian Rider, Youjian Liu

Proceedings of the IEEE International Symposium on Information Theory, 2007

Volume Growth and General Rate Quantization on Grassmann Manifolds.

Wei Dai, Brian Rider, Youjian Liu

Proceedings of the Global Communications Conference, 2007

On Discrete Memoryless Relay Channels with Designable Transmitter Side Information.

Youjian Liu, Bin Xu, Mahesh K. Varanasi

Proceedings of the 41st Annual Conference on Information Sciences and Systems, 2007

How Many Users should be Turned On in a Multi-Antenna Broadcast Channel.

Wei Dai, Youjian Liu, Brian Rider

Proceedings of the 41st Annual Conference on Information Sciences and Systems, 2007

2006

Cross layer design of uplink multi-antenna wireless systems with outdated CSI.

Vincent K. N. Lau, Meilong Jiang, Youjian Liu

IEEE Trans. Wirel. Commun., 2006

A Low Complexity Protocol for Relay Channels Employing Rateless Codes and Acknowledgement.

Youjian Liu

Proceedings of the Proceedings 2006 IEEE International Symposium on Information Theory, 2006

Performance Analysis of CDMA Signature Optimization with Finite Rate Feedback.

Wei Dai, Youjian Liu, Brian Rider

Proceedings of the 40th Annual Conference on Information Sciences and Systems, 2006

2005

A lossless layered coding strategy for MIMO systems.

Youjian Liu

Proceedings of the 2005 IEEE International Symposium on Information Theory, 2005

On the information rate of MIMO systems with finite rate channel state feedback and power on/off strategy.

Wei Dai, Youjian Liu, Brian Rider, Vincent K. N. Lau

Proceedings of the 2005 IEEE International Symposium on Information Theory, 2005

Quantization bounds on Grassmann manifolds of arbitrary dimensions and MIMO communications with feedback.

Wei Dai, Youjian Liu, Brian Rider

Proceedings of the Global Telecommunications Conference, 2005. GLOBECOM '05, St. Louis, Missouri, USA, 28 November, 2005

2004

Capacity of Memoryless Channels and Block-Fading Channels With Designable Cardinality-Constrained Channel State Feedback.

Vincent K. N. Lau, Youjian Liu, Tai-Ann Chen

IEEE Trans. Inf. Theory, 2004

On the design of MIMO block-fading channels with feedback-link capacity constraint.

Vincent K. N. Lau, Youjian Liu, Tai-Ann Chen

IEEE Trans. Commun., 2004

The effect of channel side information at transmitter on coding complexity.

Vijay Nagarajan, Youjian Liu, Jilei Hou

Proceedings of the 2004 IEEE International Symposium on Information Theory, 2004

2003

On the design of space-time and space-frequency codes for MIMO frequency-selective fading channels.

Hesham El Gamal, A. Roger Hammons Jr., Youjian Liu, Michael P. Fitz, Oscar Y. Takeshita

IEEE Trans. Inf. Theory, 2003

Iterative detection for BLAST systems with an arbitrary number of receive antennas.

Youjian Liu, Tai-Ann Chen, Martin H. Meyers, Vincent K. N. Lau, Jung-Tao Liu

Bell Labs Tech. J., 2003

Optimal space-time scheduling for block fading channels with partial power feedbacks.

Vincent K. N. Lau, Youjian Liu, Tai-Ann Chen, Martin H. Meyers

Bell Labs Tech. J., 2003

Optimal partial feedback design for MIMO block fading channels with causal noiseless feedback.

Vincent K. N. Lau, Youjian Liu, Tai-Ann Chen

Proceedings of IEEE International Conference on Communications, 2003

2002

A rank criterion for QAM space-time codes.

Youjian Liu, Michael P. Fitz, Oscar Y. Takeshita

IEEE Trans. Inf. Theory, 2002

The role of transmit diversity on wireless communications-reverse link analysis with partial feedback.

Vincent K. N. Lau, Youjian Liu, Tai-Ann Chen

IEEE Trans. Commun., 2002

2001

Full rate space-time turbo codes.

Youjian Liu, Michael P. Fitz, Oscar Y. Takeshita

IEEE J. Sel. Areas Commun., 2001

Space-time codes performance criteria and design for frequency selective fading channels.

Youjian Liu, Michael P. Fitz, Oscar Y. Takeshita

Proceedings of the IEEE International Conference on Communications, 2001

2000

OPSK Space-Time Turbo Codes.

Youjian Liu, Michael P. Fitz, Oscar Y. Takeshita

Proceedings of the 2000 IEEE International Conference on Communications: Global Convergence Through Communications, 2000