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  1. Article

    Open Access

    An Efficient Algorithm of Star Subgraph Queries on Urban Traffic Knowledge Graph

    Knowledge graph has wide applications in the field of computer science. In the knowledge service environment, the information is large and explosive, and it is difficult to find knowledge of common phenomena. ...

    Tao Sun, Jianqiu Xu, Cai** Hu in Data Science and Engineering (2022)

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  2. No Access

    Article

    Human motion tracking and 3D motion track detection technology based on visual information features and machine learning

    Human motion detection is a major subject of investigation in the field of machine visualization and synthetic integration. It serves a wide and important spectrum of applications in terms of visual surveillan...

    **n Zhang, Zhongqiu Xu, Hongbo Liao in Neural Computing and Applications (2022)

  3. No Access

    Article

    Moving Objects with Transportation Modes: A Survey

    In this article, we survey the main achievements of moving objects with transportation modes that span the past decade. As an important kind of human behavior, transportation modes reflect characteristic movem...

    Jian-Qiu Xu, Ralf Hartmut Güting, Yu Zheng… in Journal of Computer Science and Technology (2019)

  4. No Access

    Article

    Reverse Furthest Neighbors Query in Road Networks

    Given a road network G = (V,E), where V (E) denotes the set of vertices(edges) in G, a set of points of interest P and a query point q residing in G, the reverse furthest neighbors (Rfn ...

    **ao-Jun Xu, **-Song Bao, Bin Yao… in Journal of Computer Science and Technology (2017)