Sihai Zhang

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·Scientific Research

Current position: Home > Scientific Research

Research Field

    Hybrid Artificial Intelligence Lab (HAI LAB) is primarily engaged in theoretical and applied research in artificial intelligence (AI) and data science. Its core objective is to achieve the implementation of AI in basic industries. The research direction focuses on the interdisciplinary integration of computer science, mathematics, communication science, and other fields. Specifically, it includes:

    • Wireless Intelligence. Applying machine learning to wireless communication and networks to address the non-ideal and high-complexity challenges in traditional wireless communication and networking.

    • Machine Learning Theory. Focusing on knowledge-driven machine learning theory and federated learning theory, and researching lightweight implementations of machine learning models and algorithms.

    • Integrated Circuit Process Optimization. Based on data science theory and artificial intelligence technology, studying the process optimization challenges of large-scale integrated circuits to improve yield.


Research Paper

Patents

    • Zhan Wang, Fang Yi, Zhang Sihai. A Noise Model-Based Denoising Method for Scanning Electron Microscope (SEM) Images: China, CN202510219767.1 [P]. 2025-02-26.

    • Zhang Sihai, Fang Yi, Wang Chun. A Physics-Informed Edge Detection Method for SEM Images: China, CN202510338237.9 [P]. 2025-03-21.

    • Zhang Sihai, Sun Hongyu. A Sleep Control-Based Energy-Saving Method and Device for Off-Grid Photovoltaic-Powered Base Stations: China, CN202510242414.3 [P]. 2025-05-30.

    • Zhao Wei, Lu Zhiqiang, Zhang Sihai, He Haihui, Wu Xu, Luo Zhaofeng, Hu Bing. An Experimental Equipment Reservation Management System. 201610331323.8.

    • Zhang Sihai, Zhou Wuyang. A Method for Detecting Taxi Refusal Behaviors Based on Large-Scale Real-Time Trajectory Analysis. 201610032750.6.

    • Zhao Ming, Jia Yulin, Wei Haichao, Zhang Sihai, Zhou Wuyang. A Max-Min Fairness Resource Allocation Method Based on Interference Coordination in Heterogeneous Networks. 201511025987.3.

    • Zhang Sihai, Qian Cen, Qin Xiaowei, Zhou Wuyang. A Dynamic Adjustment Method for Satellite Beam Coverage Based on Beam Traffic Volume. 201310626926.7.

    • Zhang Sihai, Qian Cen, Qin Xiaowei, Zhou Wuyang. A Method for Modeling Opportunity Routing Behaviors Based on the Social Characteristics of Nodes in Mobile Social Networks. 201310626892.1.

    • Fang Bin, Fan Juan, Zhang Sihai, Zhou Wuyang, Li Lei. An Access Control Method for the Integration of Cellular Networks and Wireless Local Area Networks. 201310134084.3.

    • Fang Bin, Fan Juan, Zhang Sihai, Zhou Wuyang, Li Lei. A Distributed Vertical Handover and Resource Allocation Method. 201310133836.4.

    • Yang Fei, Zhao Ming, Zhang Sihai, Zhou Wuyang. A Multi-Channel Blind Known Interference Cancellation Method. 201310010968.8.

    • Liu Chang, Qin Xiaowei, Zhang Sihai, Zhou Wuyang. A User Fair Resource Allocation Method for Orthogonal Frequency Division Multiple Access Relay Systems. 201010266609.5.

    • Wang Xufa, Cao Xianbin, Luo Wenjian, Ma Jianhui, Zhang Sihai. A Hierarchical Collaborative Method for Identifying Network Viruses and Malicious Code. 200310106551.8.


Published Books

    Wireless Big Data - Enlightenment for Operator Transformation
    Yiping Yin, Sihai Zhang, Zhen Wang, People's Posts and Telecommunications Press, 1st Edition (October 2018)


    Data Analysis at Work
    Thomas Davenport (Author), Jeanne Harris (Author), Robert Morrison (Author), Translated by Yang Qi, Sihai Zhang, Zhejiang People's Publishing House, 1st Edition (March 1, 2018)


    White Paper on Wireless Big Data and Smart 5G

    Sihai Zhang et al., Future Mobile Communications Forum, 1st Edition (November 2017)


    Computer Programming (C Language Edition)
    Boqi Jia, Weibing Gu, Shihua Su, Sihai Zhang, Kedong He, China Machine Press, 1st Edition (July 2011)


Research Projects

    AI-Driven 6G Wireless Intelligent Air Interface Transmission Technology

    • Project Source: Ministry of Science and Technology

    • Project Duration: October 2022 – October 2025
      Research Objective: Address the complex network environment of 6G by studying an efficient and ordered wireless access system based on network-native intelligence.


    Theoretical Research, Architecture, and Methods for Native Green Communication Networking with Sensing-Communication-Computing Integration

    • Project Source: Ministry of Science and Technology

    • Project Duration: October 2022 – October 2026
      Research Objective: Reveal the energy consumption evolution laws of networking architectures and methods; study native green network architectures and intelligent and simplified resource scheduling technologies to achieve low-energy intelligent matching of energy, sensing-communication-computing resources, and personalized services.


    Basic Theoretical Research on Low-Energy Personalized Federated Learning in Future Mobile Communication Systems

    • Project Source: Anhui Provincial Natural Science Foundation

    • Project Duration: January 2022 – December 2024
      Research Objective: Design low-energy federated learning schemes to reduce system communication power consumption; develop personalized federated learning schemes to alleviate user data heterogeneity issues.


    Theoretical Research on New Federated Learning for Human-Computer-Things Integration

    • Project Source: University of Science and Technology of China

    • Project Duration: January 2022 – December 2024
      Research Objective: Study centerless federated learning theory based on dynamic consensus averaging; investigate user grouping federated learning theory with low network overhead.


    OPC Intelligent Optimization

    • Project Source: CXMT (CX Storage)

    • Project Duration: June 2022 – June 2024
      Research Objective: Use machine learning methods to analyze SEM images generated during integrated circuit R&D and production, extract key process information such as contours and semantics, and improve production yield.


    Huawei Wireless Enablement

    • Project Source: Huawei Technologies

    • Project Duration: July 2022 – July 2023
      Research Objective: Propose enablement coefficients based on energy-saving capabilities across industries, and complete verification and analysis; use big data statistical analysis methods to evaluate enablement coefficients for several key industries and conduct distributed carbon reduction 总量 (total volume) assessments that protect data privacy across parties.