@inproceedings{guodan2016sign,
      title     = {Sign Language Recognition Based on Adaptive HMMs with Data Augmentation},
      author    = {Guo, Dan and Zhou, Wengang and Wang, Meng and Li, Houqiang},
      booktitle = {IEEE International Conference on Image Processing (ICIP)},
      pages     = {2381--8549},
      year      = {2016},
      month     = {Aug}
    }