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  1. No Access

    Chapter and Conference Paper

    Research on Man–Machine Contact Force/Position Perception of Wheelchair-Stretcher Robot Based on the Flexible Pressure Sensor

    Aiming at solving the problem of traditional intelligent wheelchair-stretcher robot perception, this paper adopts the flexible pressure sensor to measure the contact pressure between the trunk and the robot an...

    Junjie Tian, Hongbo Wang, Yang Yang… in Advances in Emerging Information and Commu… (2024)

  2. No Access

    Article

    Improved inverse kinematics and dynamics model research of general parallel mechanisms

    Since the classical kinematics model of parallel manipulators cannot accurately reflect the angular velocity and angular acceleration of the limbs, an improved kinematics model is proposed and an inverse dynam...

    **ngchao Zhang, Hongbo Wang, Yu Rong… in Journal of Mechanical Science and Technolo… (2023)

  3. No Access

    Article

    Dynamic modeling of a class of parallel-serial mechanisms by the principle of virtual work

    Dynamic modeling of parallel-serial mechanisms (P-SMs) is a challenging task. Aiming at some shortcomings of the existing dynamic analysis methods of P-SMs, this paper systematically establishes the complete d...

    **ngchao Zhang, Hongbo Wang, Yu Rong, Jianye Niu, Junjie Tian, Shanshan Li in Meccanica (2023)

  4. No Access

    Article

    An eight-degree-of-freedom upper extremity exoskeleton rehabilitation robot: design, optimization, and validation

    Upper extremity exoskeleton rehabilitation robots can be used for the training of patients with upper extremity motor dysfunction. In most cases, the design of such robots focuses on the configuration and the ...

    Yuansheng Ning, Hongbo Wang, Junjie Tian… in Journal of Mechanical Science and Technolo… (2022)

  5. Article

    Open Access

    Seasonality and reduced nitric oxide titration dominated ozone increase during COVID-19 lockdown in eastern China

    With improving PM2.5 air quality, the tropospheric ozone (O3) has become the top issue of China’s air pollution control. Here, we combine comprehensive observational data analysis with models to unveil the contri...

    Hongli Wang, Cheng Huang, Wei Tao, Yaqin Gao… in npj Climate and Atmospheric Science (2022)

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  6. Article

    Open Access

    A retrospective study assessing the acceleration effect of type I Helicobacter pylori infection on the progress of atrophic gastritis

    Based on the antibody ty** classification, Helicobacter pylori infection can be divided into type I H. pylori infection and type II H. pylori infection. To observe the effects of different H. pylori infection t...

    Weidong Liu, Junjie Tian, Wenjia Hui, Wenjie Kong, Yan Feng… in Scientific Reports (2021)

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  7. No Access

    Article

    Method for real-time automatic setting of ultrasonic image parameters based on deep learning

    We propose a method for the automatic setting of ultrasonic image parameter values based on deep learning of image classification in this paper. The method first classifies ultrasonic images through a convolut...

    Dongyue Wang, Junjie Tian, Taeg Keun Whangbo in Multimedia Tools and Applications (2019)