1. K. Barnard, D. Forsyth, Learning the semantics of words and pictures, Proceedings of the International Conference on Computer Vision, 2001, pp. 408–415.
2. G. Sychay, E. Chang, K. Goh, Effective image annotation via active learning, Proceedings of the IEEE International Conference on Multimedia and Expo, Lausanne, Switzerland, 2002, pp. 209–212.
3. J. Huang, S.R. Kumar, R. Zabih, An automatic hierarchical image classification scheme, Proceedings of the Sixth ACM International Conference on Multimedia, Bristol, England, 1998, pp. 219–228.
4. M. Szummer, R.W. Picard, Indoor–outdoor image classification, Proceedings of the IEEE International Workshop on Content-based Access of Image and Video Database, 1998, pp. 42–51.
5. Support vector machines for histogram-based image classification;Chapelle;IEEE Trans. Neural Networks,1999