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  1. No Access

    Article

    Action recognition method based on a novel keyframe extraction method and enhanced 3D convolutional neural network

    At present, action recognition is a challenging task in the field of computer vision. Traditional action recognition methods cannot fully extract the spatiotemporal features of actions in video. To address the...

    Qiuhong Tian, Saiwei Li, Yuankui Zhang… in International Journal of Machine Learning … (2024)

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    Article

    Chemical Reactivities of Magnesium Nanopowders

    The chemical reactivities of two forms of superfine magnesium powders differing in particle size are compared with commercial magnesium powder for nitridation, hydrogenation and Grignard reactions. The chemica...

    Yuankui Zhang, Shijian Liao, Yinheng Fan, Jie Xu… in Journal of Nanoparticle Research (2001)

  3. No Access

    Article

    Synthesis of nanometric-size magnesium nitride by the nitriding of pre-activated magnesium powder

    Magnesium nitride (Mg3N2) was synthesized by the reaction of magnesium in the highly reactive form (Mg*) with nitrogen at 450°C under normal pressure. The effect of do** with nickel dichloride on the nitridatio...

    Shen Cui, Shijian Liao, Yuankui Zhang, Yun Xu, Yanfen Miao… in Journal of Materials Science (1999)