Publications

· Books/Chapters

  1. 无线大数据-运营商转型启示, 殷一平，张四海，王振 著; 人民邮电出版社; 第1版(2018年10月).
  2. 工作中的数据分析(Analytics at Work: Smarter Decisions, Better Results), 托马斯•达文波特 (Thomas H. Davenport) (作者), 珍妮•哈里斯 (Jeanne G. Harris) (作者), 罗伯特•莫里森 (Robert Morison) (作者), 杨琪 (译者), 张四海 (译者)，浙江人民出版社; 第1版 (2018年3月1日).
  3. Wireless Big Data and Smart 5G White Paper(无线大数据与智慧5G白皮书（中文） , 张四海 等; 未来移动通信论坛; 第1版(2017年11月).
  4. 计算机程序设计(C语言版), 贾伯琪，顾为兵，苏仕华，张四海，何克东编著; 机械工业出版社; 第1版(2011年7月).

 
· Journal Papers
  1. Tian Lan , Xianmin Wang , Zhikun Chen , Jinkang Zhu , Sihai Zhang ," Fingerprint Augment Based on Super-Resolution for WiFi Fingerprint Based Indoor Localization ", in IEEE Sensors Journal, 2022, doi: 10.1109/JSEN.2022.3174600.
  2. Zhikun Chen, Daofeng Li, Jinkang Zhu and Sihai Zhang , " DACFL: Dynamic Average Consensus-Based Federated Learning in Decentralized Sensors Network ", in Sensors, April, 2022, doi: 10.3390/s22093317.
  3. Daofeng Li, Yamei Xu, Ming Zhao, Jinkang Zhu and Sihai Zhang, et al. , " Knowledge-Driven Machine Learning and Applications in Wireless Communications ", in IEEE Transactions on Cognitive Communications and Networking, doi: 10.1109/TCCN.2021.3128597.
  4. Junyao Guo, Yineng Chen, Jinkang Zhu, and Sihai Zhang, et al. , " Can We Achieve Better Wireless Traffic Prediction Accuracy? ", in IEEE Communications Magazine, vol. 59, no. 8, pp. 58-63, August 2021, doi: 10.1109/MCOM.001.2100079.
  5. Gang Yang, Sihai Zhang, et al. , " Wireless Communication Technology Based on Big Data", SCIENTIA SINICA Informationis, vol. 51, no. 11, pp. 1946, July, 2021，doi: 10.1360/SSI-2021-0165.
  6. Nauman Ali Khan, Sihai Zhang, Wuyang Zhou, Ahmad Almogren, Ikram Ud Din, and Muhammad Asif , " Inferring Ties in Social IoT Using Location-Based Networks and Identification of Hidden Suspicious Ties", Scientific Programming, vol. 2020, Article ID 6667610, 16 pages, 2020. https://doi.org/10.1155/2020/6667610
  7. Mingliang Xiong, Qingwen Liu, Gang Wang, Georgios B. Giannakis, Sihai Zhang, Jinkang Zhu, and Chuan Huang , " Resonant Beam Communications with Echo Interference Elimination", DOI (identifier) 10.1109/JIOT.2020.3020908, IEEE Internet of Things Journal, 2020.
  8. Junyao Guo, Sihai Zhang, Jinkang Zhu, Rui Ni , " Measuring the Gap between the Maximum Predictability and Prediction Accuracy of Human Mobility", IEEE Access, vol. 8, pp. 131859-131869, 2020, doi: 10.1109/ACCESS.2020.3009868.
  9. Jinkang Zhu, Ming Zhao, Sihai Zhang, Wuyang Zhou , " Exploring the Road to 6G: ABC - Foundation for Intelligent Mobile Networks", China Communications, vol. 17, no. 6, pp. 51-67, June 2020, doi: 10.23919/JCC.2020.06.005.
  10. Kaixiang Yu, Zhenhao Chen, Sihai Zhang, , " A Key Variable Detection Algorithm in Multivariate Manufacturing Process", Journal of Beijing University of Posts and Telecommunications, vol. 42,no 6, pp 98-104,December 2019.
  11. Bilal Hussain , Qinghe Du, Sihai Zhang, Ali Imran, Muhammad Ali Imran , " Mobile Edge Computing-Based Data-Driven Deep Learning Framework for Anomaly Detection", IEEE Access, vol. 7, pp 137656 - 137667, 19 September 2019.
  12. Jinkang Zhu, Chen Gong, Sihai Zhang, Zhao Ming, Wuyang Zhou, " Foundation Study on Wireless Big Data: Concept, Mining, Learning and Practices", China Communications, vol. 15,no 12, pp 1-15,December 2018.
  13. Sihai Zhang, Jianhua Zhang, Ying Chen, Jinkang Zhu, "New Technology Based on Wireless Big Data in B5G System", Journal of Beijing University of Posts and Telecommunications, 10. 13190/j.jbupt. 2018-258.
  14. Wen Wang, JinKang Zhu, Sihai Zhang, Wuyang Zhou, " Tradeoff Between Compression Ratio and Decoding Delay of Distributed Source Coding for Uplink Transmissions in Machine-type Communication ", International Journal of Distributed Sensor Networks, 14(7), 2018.
  15. Yanhuan Sun, Ming Zhao, Sihai Zhang , Jinkang Zhu, Wuyang Zhou, Shengli Zhou, " Aggregation Transmission Scheme for Machine Type Communications " , SCIENCE CHINA Information Sciences, 60 (10), 100305, 2017.
  16. Qian Lijun, Zhu Jinkang, Sihai Zhang , " Survey of Wireless Big Data ", Journal of Communications and Information Networks, 2(1), 1~18, 2017.
  17. Sihai Zhang, Zhiyang Wang, " Inferring Passenger Denial Behavior of Taxi Drivers from Large-Scale Taxi Traces ", PLOS ONE, 11(11):e0165597, 2016.
  18. Q ingli Ma, Sihai Zhang , Wuyang Zhou , Shui Yu, Chonggang Wang , " When Will You Have a New Mobiole Phone? An Empirical Answer From Big Data ",  IEEE Access, 4,10147~10157, 2016.
  19. Sihai Zhang , D andan Yin, Yanqin Zhang, Wuyang Zhou, " Computing on Base Station Behavior Using Erlang Measurement and Call Detail Record, "  IEEE T ransactions on Emerging Topics in Computing , 3(3), 444~453, 2015.
  20. Ming Zhao, Jing Zhao, Wuyang Zhou , Jinkang Zhu, Sihai Zhang , " Energy Efficiency Optimization in Relay-Assisted Networks With Energy Harvesting Relay Constraints ", China Communications,12( 2), 84~94, 2015.
  21. Fei Yang, Meiyu Huang, Ming Zhao, Sihai Zhang , Wuyang Zhou , " Cooperative Strategies for Wireless Relay Networks With Cochannel Interference Over Time-Correlated Fading Channels ", IEEE Transactions on Vehicular Technology, 62(7), 3392~3408.2013.
  22. Fei Yang, Meiyu Huang, Sihai Zhang, Wuyang Zhou, " Performance Analysis on Two-Way Relay System with Co-Channel Interference ", Wireless Personal Communications, 72, 435~436, 2013.
  23. Sihai Zhang, Fei Yang, Ming Zhao, Wuyang Zhou , " The Master-Slave Stochastic Knapsack Modeling for Fully Dynamic Spectrum Allocation ", Mobile Network Applications,December, 17, 721~729,2012.
  24. Haifang Jiang, Sihai Zhang, Wuyang Zhou , " Energy-Efficient Distributed Relay Selection Based on Statistical Channel State Information ", Journal of Applied Science, 30(3), 221~226, 2012.
  25. Na Deng, Sihai Zhang, Wuyang Zhou, " A Novel Opportunistic Relaying Coded Cooperation ： Source Adaptively Transmits the Parity ", Journal of Electronics and Information, 34(10), 2320~2325, 2012.
  26. Sihai Zhang, Hongyang Qiu, Yuan Liu, Wuyang Zhou , " Evolutionary Reputation Model for Node Selfishness Resistance in Opportunistic Networks ", Concurrency and Computation: Practice and Experience, 24(11), 1261~1269,2012.
  27. Haifang Jiang, Sihai Zhang, Wuyang Zhou , " Energy-Efficient Distributed Relay Selection Based on Statistical Channel State Information ", Journal of Applied Science, 30(3), 221~226, 2012.
  28. Chang Liu , Xiaowei Qin , Sihai Zhang , Wuyang Zhou , " Proportional-Fair Downlink Resource Allocation in OFDMA-Based Relay Networks ",  Journal of Communications and Networks, 13(6), 633~638, 2011.
  29. Haifang Jiang ; Sihai Zhang ; Wuyang Zhou , " Outage Analysis of Distributed Scheme on Opportunistic Relaying with Limited CSI ", IEEE Communications Letters , 15 ( 9), 935~937, 2011.
  30. Lingjuan Han, Sihai Zhang, Wuyang Zhou , " A QoS-Driven Channel Allocation Strategy For Multi-user Cooperative Networks ", Journal of Applied Science, 29(3), 233~237, 2011.
  31. Chang Liu, Xiaowei Qin , Sihai Zhang , Wuyang Zhou , " Joint Queue and Channel Aware Resource Allocation in OFDMA-based Relay Networks ", Journal of University of Science and Technology of China, :41(11), 992~999, 2011.


· Conference Papers
  1. Zhikun Chen, Jiaqi Pan, Sihai Zhang, " Asynchronous Federated Learning in Decentralized Topology Based on Dynamic Average Consensus", IEEE International Conference on Communications 16–20 May 2022 , Seoul, South Korea.
  2. Yi Ding, Weipeng Lai, Zhaoni Liu, Ming Zhao, Sihai Zhang, Shengli Zhou, " Implementation of KDML-Based Channel Estimator on GNU Radio Platform", 2021 13th International Conference on Wireless Communications and Signal Processing (WCSP), 20-22 October, 2021, Changsha, China.
  3. Zhaoni Liu, Xianmin Wang,  Zhikun Chen, Ming Zhao,Sihai Zhang, Jingyue Li, " 3D-Fingerprint Augment based on Super-Resolution for Indoor 3D WiFi Localization", 2021 13th International Conference on Wireless Communications and Signal Processing (WCSP), 20-22 October, 2021, Changsha, China.
  4. Yamei Xu, Ming Zhao,  Sihai Zhang, Hu Jin, " DFECsiNet: Exploiting Diverse Channel Features for Massive MIMO CSI Feedback", 2021 13th International Conference on Wireless Communications and Signal Processing (WCSP), 20-22 October, 2021, Changsha, China.
  5. Ding Tan, Xingyu Xu, Kaixiang Yu, Sihai Zhang, Tianchi Chen, " Multi-Feature Shuffle Algorithm for Root Cause Detection in Semiconductor Manufacturing", The 19th IEEE International Conference on Pervasive Intelligence and Computing (PICom 2021) ,Oct. 25-28, 2021 - Virtual Conference.
  6. Xingyu Xu, Ding Tan,  Sihai Zhang, Tianchi Chen, " How Feature Remove and Shuffle Work in Key Feature Detection? The Perspective of NDER", The 19th IEEE International Conference on Pervasive Intelligence and Computing (PICom 2021) ,Oct. 25-28, 2021 - Virtual Conference.
  7. Daofeng Li, Yamei Xu, Ming Zhao, Sihai Zhang, Jinkang Zhu, " Knowledge-Driven Machine Learning-based Channel Estimation in Massive MIMO System", 2021 IEEE Wireless Communications and Networking Conference Workshops (WCNCW) , Match 29, 2021 Nanjing, China.
  8. Jiashu Lin, Daofeng Li, Sihai Zhang, Jinkang Zhu, " DOA Clustering-Based Channel Estimation for Mitigating Pilot Contamination in Massive MIMO System", 2020 12th International Conference on Wireless Communications and Signal Processing (WCSP), 21-23 October, 2020, Nanjing, China.(Best Paper Award)
  9. Xianmin Wang, Zhikun Chen, Sihai Zhang, Jinkang Zhu, " Super-Resolution Based Fingerprint Augment for Indoor WiFi Localization", IEEE Globecom 2020, 7-11 December, 2020, Taipei, Taiwan.
  10. Zhikun Chen, Daofeng Li, Ming Zhao, Sihai Zhang, Jinkang Zhu, " Semi-Federated Learning", IEEE WCNC 2020, Seoul, Korea.
  11. Sihai Zhang, Junyao Guo, Tian Lan, Rui Sun, Jinkang Zhu, " Real Entropy Can Also Predict Daily Voice Traffic for Wireless Network Users", IEEE WCNC 2020, Seoul, Korea.
  12. Kaihe Deng, Zhikun Chen, Sihai Zhang, Chen Gong, Jinkang Zhu, "Content Compression Coding for Federated Learning "，2019 11th International Conference on Wireless Communications and Signal Processing (WCSP), 23-25 Oct. 2019,Xi'an, China.
  13. Xianmin Wang, Tian Lan, Sihai Zhang, Jinkang Zhu, "Signal Distribution Oriented Mean Functions in GPR based Fingerprint Augment "，2019 11th International Conference on Wireless Communications and Signal Processing (WCSP), 23-25 Oct. 2019,Xi'an, China.
  14. Lu Liu, Junyao Guo, Sihai Zhang, Jinkang Zhu, "Similar User Assisted Mobility Prediction "，2019 11th International Conference on Wireless Communications and Signal Processing (WCSP), 23-25 Oct. 2019,Xi'an, China.
  15. Mingliang Xiong, Qingwen Liu, Gang Wang, Georgios B. Giannakis,Sihai Zhang, Chuan Huang, "Analytical Models for Resonant Beam Communications "，2019 11th International Conference on Wireless Communications and Signal Processing (WCSP), 23-25 Oct. 2019,Xi'an, China.
  16. Lu Liu, Sihai Zhang, Wuyang Zhou, Wei Cai，Qimei Cui, " Diffusion Kernel based Mobility Prediction for Wireless Users "，The 17th International Conference on Pervasive Intelligence and Computing (2019) (PICom 2019), 5-8, August, 2019, Fukuoka, Japan.
  17. Junyao Guo, Lu Liu, Sihai Zhang, Jinkang Zhu， Mobility Prediction with Missing Locations based on Modified Markov Model for Wireless Users "，IEEE BIGDATA CONGRESS 2019, 8-13 July, 2019, Milan, Italy.
  18. Chen Gong, Kaihe Deng, Sihai Zhang, Jinkang Zhu, Zhengyuan Xu，" Grouped Content Compression Coding for Wireless Communications Networks "，2019 IEEE International Conference on Communications (ICC)，Shanghai，China.
  19. Xudong Fang, Ming Zhao, Sihai Zhang, Wuyang Zhou, Jinkang Zhu," Grouping-Based Grant-Free Random Access Based on Statistical Distribution of User Rates "，2019 IEEE International Conference on Communications (ICC)，Shanghai，China.
  20. Xuemei Cao, Qimei Cui, Sihai Zhang, Xueying Jiang and Ning Wang， Optimization Deployment of Roadside Units with Mobile Vehicle Data Analytics "，24th Asia-Pacific Conference on Communications (APCC) 2018，12-14 Nov. 2018，Ningbo，China.
  21. Zhenkun Qiu, Sihai Zhang, Wuyang Zhou and Shui Yu，Empirical Study on Taxi’s Mobility Nature in Dense Urban Area "，IEEE INFOCOM DCPerf 2018，15-19 April 2018，Honolulu, HI，USA.
  22. Lu Liu, Sihai Zhang, Wuyang Zhou, "Mobility Predictability of College Students Via Full Lifecycle Campus Consuming Logs", 2018 IEEE International Conference on Communications (ICC), May 20~24 2018,  Kansas City, MO, USA.
  23. Benyou Wang, Kaihe Deng, Weiwei Wei, Sihai Zhang, Wuyang Zhou, and Shui Yu, "Full Cycle Campus Life of College Students: A Big Data Case in China", 2018 4rd International Conference on Big Data Computing and Communications(BIGCOM), January 15~19 2018, Shanghai, China.
  24. Juma Saidi Ally, Wen Wang, Sihai Zhang, Wuyang Zhou, "Effective Resource Consumption in Cellular Networks Based on Batch Latency Update", 2017 Wireless Communications and Signal Processing(WCSP), Oct 11~13 2017, Nanjing, China.
  25. Lixing Shi,Wen Wang, Wei Cai, Zhen Wang, Sihai Zhang, Wuyang Zhou, "Mobility Patterns Analysis of Beijing Residents Based on Call Detail Records", 2017 Wireless Communications and Signal Processing(WCSP), Oct 11~13 2017, Nanjing, China.
  26. Wen Wang, Jinkang Zhu, Sihai Zhang, Wuyang Zhou, "Tradeoff Between Efficiency and Delay of Distributed Source Coding for Uplink Transmissions in Machine Type Communications", 2017 Wireless Communications and Signal Processing(WCSP), Oct 11~13 2017, Nanjing, China.
  27. Yanhuan Sun, Sihai Zhang, Jinkang Zhu, Wuyang Zhou, Zhen Wang, "Big Data Aided Aggregation Coding Multiple Access for Machine Type Communications", 2017 IEEE International Conference on Communications (ICC), May 21~25 2017,  Paris, France.
  28. Zhen Wang, Sihai Zhang, "CDR Based Temporal-Spatial Analysis of Anomalous Mobile Users", 2016 IEEE 14th Intl Conf on Dependable, Autonomic and Secure Computing, 14th Intl Conf on Pervasive Intelligence and Computing, 2nd Intl Conf on Big Data Intelligence and Computing and Cyber Science and Technology Congress(DASC/PiCom/DataCom/CyberSciTech), August 8~12 2016, Auckland, New Zealand.
  29. Qingli Ma, Tiesheng Cui, Jiewen Zheng, Sihai Zhang, Wuyang Zhou, "Mobile Phone Changing Prediction Based on Large-Scale User Behavioral Data", 2016 19th International Symposium on Wireless Personal Multimedia Communications (WPMC), November 14~16 2016, Shenzhen, China.
  30. Yanqin Zhang, Wen Wang, Sihai Zhang, Dandan Fan, Baohua Kou, Wuyang Zhou, "SVR Based Voice Traffic Prediction Incorporating Impact from Neighboring Cells", 2016 19th International Symposium on Wireless Personal Multimedia Communications (WPMC), November 14~16 2016, Shenzhen, China.
  31. Yanhuan Sun, Ming Zhao, Sihai Zhang, Jinkang Zhu, Wuyang Zhou, Shengli Zhou, "Aggregation Transmission Scheme for Machine Type Communications", 2016 19th International Symposium on Wireless Personal Multimedia Communications (WPMC),November 14~16 2016, Shenzhen, China.（Best Student Paper Award）
  32. Qingli Ma, Jiewen Zheng, Sihai Zhang, Wuyang Zhou, "Feature Evaluation for Mobile Phone Changing Based on Large-Scale User Behavioral Data",  2016 8th International Conference on Wireless Communications & Signal Processing (WCSP),November 14~16 2016, Shenzhen, China.
  33. Qixian Zhang, Xuan Feng, Guixing Cao, Sihai Zhang, Wuyang Zhou, "Low-Delay Transmission Scheme Based on LT Code Employing Hybrid Decoding", 2016 IEEE 83rd Vehicular Technology Conference (VTC Spring),May 15~18 2016, Nanjing, China.
  34. Dacheng Wei, Yuxi Han, Sihai Zhang, Lei Liu, "Weighted message passing algorithm for SCMA ", 2015 International Conference on Wireless Communications & Signal Processing (WCSP), Octorber 15~17 2015, Nanjing, China.
  35. Yuxi Han, Sihai Zhang, Wuyang Zhou, Qing Ling, "Enabling SCMA Long Codewords With a Parallel SCMA Coding Scheme", 2015 International Conference on Wireless Communications & Signal Processing (WCSP), Octorber 15~17 2015, Nanjing, China.
  36. Yanqin Zhang, Sihai Zhang, Wuyang Zhou, "Spatial-Temporal Analysis of Erlang Measurement in Large-Scale GSM Cellular Networks", 2015 IEEE 81st Vehicular Technology Conference (VTC Spring),May 11~14 2015, Glasgow, Scotland.     
  37. Weilong Ren, Sihai Zhang, Wuyang Zhou, "Uplink Interference Mitigation for “Dead Zone” Problem in Closed Access Femtocell Networks", 2014 IEEE 25th Annual International Symposium on Personal, Indoor, and Mobile Radio Communication (PIMRC),October 2~5 2014，Washington, America.
  38. Yuan Liu, Fei Yang, Sihai Zhang, Wuyang Zhou, "Impact of Social Features on the Performance of Pocket Switched Network", 2014 IEEE 79th Vehicular Technology Conference (VTC Spring),May 18~21, Seoul, Korea.
  39. Cen Qian, Sihai Zhang, Wuyang Zhou, "Traffic-Based Dynamic Beam Coverage Adjustment in Satellite Mobile Communication", 2014 Sixth International Conference on Wireless Communications and Signal Processing (WCSP), October 23~25 2014, Hefei, China.
  40. Yimin Shi, Zhankui Cao, Haichao Wei, Sihai Zhang, Wuyang Zhou, "DSP Implementation of OFDM-Based Underwater Acoustic Communication Transceiver", 2014 Sixth International Conference on Wireless Communications and Signal Processing (WCSP), October 23~25 2014, Hefei, China.
  41. Qixian Zhang, Sihai Zhang, Wuyang Zhou, "Enhanced LT Decoding Scheme in Satellite Communication", 2014 Sixth International Conference on Wireless Communications and Signal Processing (WCSP), .October 23~25 2014, Hefei, China.
  42. Dandan Yin, Sihai Zhang, Wuyang Zhou, Yi Zheng, "Time-Correlation Analysis of GSM Telephone Traffic in Dense Population District", 2014 Sixth International Conference on Wireless Communications and Signal Processing (WCSP), October 23~25 2014, Hefei, China.
  43. Weilong Ren, Bin Fang, Hui Han, Sihai Zhang, Wuyang Zhou, "Wireless Channel Pipeline Stage for LTE Based Satellite Network in OPNET: Design and Implementation", 2014 Sixth International Conference on Wireless Communications and Signal Processing (WCSP), October 23~25 2014, Hefei, China.
  44. Yun Chen, Bin Fang, Sihai Zhang, Wuyang Zhou, "Satellite Multi-Beam Coverage Analysis for Handover Rate Reduction", 2014 Sixth International Conference on Wireless Communications and Signal Processing (WCSP), October 23~25 2014, Hefei, China.
  45. Meiyu Huang, Fei Yang, Haibao Ren,Sihai Zhang, Wuyang Zhou, "Multi-Relay Cooperative Retransmission Strategies over Time-Correlated Channels," 2013 IEEE 78th Vehicular Technology Conference (VTC Fall), September 2~5 2013, Las Vegas, America,
  46. Bin Fang; Wenzhong Zhang, Sihai Zhang, Wuyang Zhou, "Distributed Algorithm for Ergodic Global Network Utility Maximization Based-on Joint RRA and VHD ," 2013 IEEE Wireless Communications and Networking Conference (WCNC), April 7~10, Shanghai, China.
  47. Lei Li, Wenzhong Zhang, Sihai Zhang, Ming Zhao, Wuyang Zhou, "Energy-Efficient Channel Aggregation in Cognitive Radio Networks with Imperfect Sensing ," 2013 IEEE Wireless Communications and Networking Conference (WCNC), April 7~10, Shanghai, China.
  48. Bin Fang, Sihai Zhang, Wuyang Zhou, "WLAN-First Access Scheme with Service Rate Differentiation in WLAN and Cellular Interworking ," 2013 IEEE Wireless Communications and Networking Conference (WCNC), April 7~10, Shanghai, China.
  49. Sihai Zhang, Yuan Liu, Ming Zhao, Wuyang Zhou, "Improved GA solution on LNC coefficient matrix for multi-user cooperative communication", 2012 IEEE 23rd International Symposium on Personal, Indoor and Mobile Radio Communications - (PIMRC), September 9~12 2012, Sydney, NSW, Australia.
  50. Lei Li, Sihai Zhang, Kaiwei Wang, Wuyang Zhou, "Queuing method in combined channel aggregation and fragmentation strategy for dynamic spectrum access", 2012 IEEE 23rd International Symposium on Personal, Indoor and Mobile Radio Communications - (PIMRC), September 9~12 2012, Sydney, NSW, Australia.
  51. Cen Qian, Sihai Zhang,Wuyang Zhou, "A Novel Cell Selection Strategy With Load Balancing for Both Idle and RRC-Connected Users in 3GPP LTE Network," 2012 International Conference on Wireless Communications and Signal Processing (WCSP),October 25~27 2012, Huangshan, China.
  52. Qin Yuan, Sihai Zhang, Zhao Ming, Wuyang Zhou, "Coded Cooperation in Asymmetric Two-Way Relay Networks ," 2012 International Conference on Wireless Communications and Signal Processing (WCSP),October 25~27 2012, Huangshan, China.
  53. Na Deng, Sihai Zhang, Wuyang Zhou, Jinkang Zhu, "A Stochastic Geometry Approach to Energy Efficiency in Relay-Assisted Cellular Networks," 2012 IEEE Global Communications Conference (GLOBECOM), December 3~7, Anaheim, America.
  54. Fei Yang, Meiyu Huang, Sihai Zhang, Wuyang Zhou, "Multi-Layer Beam Architecture in Mobile Satellite Communications," 2011 6th International ICST Conference on Communications and Networking in China (CHINACOM), August 16~19, Harbin, China.
  55. Sihai Zhang, Zhiwei Song, Zhi Liang, "Behavior Statistics and Social Network Analysis of Online Go Game Players," 2011 International Conference on Cloud and Service Computing, December 12~14, Hong Kong, China.
  56. Saifeng Ni, Sihai Zhang, Wuyang Zhou, Bin Xia, "Relay Aided Lifetime Prolongation for User Equipments in Hotspots," 2011 IEEE Vehicular Technology Conference (VTC Fall) ,  September 5~8, San Francisco, USA.