主要研究领域为集成电路工艺优化、机器学习、无线智能。主讲本科生课程《计算机程序设计》。出版专著一部，译著一部，教材一部。

承担项目包括

1、自然科学基金重点项目子课题：基于无线通信大数据的无线通信理论与技术 -无线通信大数据分析与典型场景验证平台及无线通信大数据的表征和分析（2017年-2021年）；

2、华为技术有限公司合作课题：无线大数据基础理论和关键技术研究（2018年-2020年）

3、长鑫存储技术有限公司合作课题：智能制造大数据分析研究（2018年-2019年）

4、科技部863子课题：5G移动通信技术评估与测试验证技术研究-异构无线网络的仿真方法、仿真环境及测试案例研究（2015年-2017年）

5、自然科学基金国际合作课题：面向MTC应用的5G超密集无线网络研究（2014年-2016年）

6、科技部国家重大科技专项：宽带无线校园创新实验网体系架构与关键技术研究（2014年-2015年）

• 2021-至今 中国科学技术大学微电子学院，副教授
• 2009-2021 中国科学技术大学电子工程与信息科学系，副教授
• 2008-2009 中国科学技术大学计算机科学系
• 2007-2008 韩国KAIST，访问学者
• 2002-2006 中国科学技术大学，博士，计算机科学
• 1999-2002 中国科学技术大学，硕士，计算机科学
• 1996-1999 科大恒星计算机技术公司，程序员
• 1992-1996 中国海洋大学，学士，计算机技术专业

• 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.
• 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.
• 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.
• 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.
• 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.
• Qian Lijun, Zhu Jinkang, Sihai Zhang, Survey of Wireless Big Data, Journal of Communications and Information Networks, 2(1), 1~18, 2017.
• Qingli 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
• Sihai Zhang, Dandan Yin, Yanqin Zhang, Wuyang Zhou, Computing on Base Station Behavior Using Erlang Measurement and Call Detail Record, IEEE Transactions on Emerging Topics in Computing, 3(3), 444~453, 2015.
• 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.
• 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.
• Zhikun Chen, Daofeng Li, Ming Zhao, Sihai Zhang, Jinkang Zhu,  Semi-Federated Learning, IEEE WCNC 2020, Seoul, Korea.
• 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.
• 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.
• 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.
• 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.
• 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 13 2016, Shenzhen, China.
• 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.