@article{Fei-FeiLi2010,
  title={{What, Where and Who? Telling the Story of an Image by Activity Classification, Scene Recognition and Object Categorization}},
  author={L. Fei-Fei and L.-J. Li},
  journal={Studies in Computational Intelligence- Computer Vision},
  pages={157--171},
  year={2010},
  publisher={Springer}
}