@article{hu2017robust,
  title={Robust Web Image Annotation via Exploring Multi-facet and Structural Knowledge},
  author={Hu, Mengqiu and Yang, Yang and Shen, Fumin and Zhang, Luming and Shen, Heng Tao and Li Xuelong},
  journal={IEEE Transactions on Image Processing},
  volume={26}, 
  number={10}, 
  pages={4871-4884},
  year={2017}
}