L. Fei-Fei, and P. Perona. Computer Vision and Pattern Recognition, 2005. CVPR 2005. IEEE Computer Society Conference on, 2, page 524--531. IEEE, (2005)
C. Thornton, F. Hutter, H. Hoos, and K. Leyton-Brown. Proceedings of the 19th ACM SIGKDD international conference on Knowledge discovery and data mining, page 847--855. ACM, (2013)