WASET
    Wanhyun Cho and  Soonja Kang and  Sangkyoon Kim and  Soonyoung Park,  Variational EM Inference Algorithm for Gaussian Process Classification Model with Multiclass and Its Application to Human Action Classification.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2015, vol. 104(8). 2012 - 2018
    [viewed 05 May 2024]. Available from: https://publications.waset.org/pdf/10003023.