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    Yanting Cao and  Kazumitsu Nawata,  Smartphone-Based Human Activity Recognition by Machine Learning Methods.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2021, vol. 179(11). 394 - 397
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/10012322.