What are the high-level concepts with small semantic gaps?

Yijuan Lu, Lei Zhang, Qi Tian, Wei-Ying Ma. What are the high-level concepts with small semantic gaps?. In 2008 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR 2008), 24-26 June 2008, Anchorage, Alaska, USA. IEEE Computer Society, 2008. [doi]

@inproceedings{LuZTM08,
  title = {What are the high-level concepts with small semantic gaps?},
  author = {Yijuan Lu and Lei Zhang and Qi Tian and Wei-Ying Ma},
  year = {2008},
  doi = {10.1109/CVPR.2008.4587827},
  url = {http://dx.doi.org/10.1109/CVPR.2008.4587827},
  researchr = {https://researchr.org/publication/LuZTM08},
  cites = {0},
  citedby = {0},
  booktitle = {2008 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR 2008), 24-26 June 2008, Anchorage, Alaska, USA},
  publisher = {IEEE Computer Society},
}