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  1. No Access

    Chapter and Conference Paper

    Design of Epidemic Tracing System Based on Blockchain Technology and Domestic Cipher Algorithm

    With the development of social transportation, the risk of infectious disease transmission is increasing, and the transformation of digital epidemic prevention is imminent. Most of the traditional products ser...

    Chong Leng, Lai Wei, Ziqian Liu… in Proceedings of the 11th International Conf… (2022)

  2. No Access

    Chapter and Conference Paper

    Implementation and Optimization of Graph Computing Algorithms Based on Graph Database

    Data mining and knowledge inferring over knowledge graph has gained particular attention and been widely applied in industry over the past years.

    Jiaqi Wei, Shuang Wu, **kang Jia, Ziqian Liu in CCKS 2022 - Evaluation Track (2022)

  3. No Access

    Chapter and Conference Paper

    Two Days in the Life of the DNS Anycast Root Servers

    The DNS root nameservers routinely use anycast in order to improve their service to clients and increase their resilience against various types of failures. We study DNS traffic collected over a two-day period...

    Ziqian Liu, Bradley Huffaker, Marina Fomenkov… in Passive and Active Network Measurement (2007)

  4. No Access

    Chapter and Conference Paper

    Modeling Fetch-at-Most-Once Behavior in Peer-to-Peer File-Sharing Systems

    Recent measurement studies show that the object popularity distribution in Kazaa file sharing systems deviates significantly from the Zipf distribution which is commonly seen for the World Wide Web. We measure...

    Ziqian Liu, Changjia Chen in Advanced Web and Network Technologies, and Applications (2006)