Ng, “Convolutional deep belief networks for scalable unsupervised learning of hierarchical representations,” in Machine Learning, 26th International Conference on

H. Lee, R. Grosse, R. Ranganath, and A. Ng, “Convolutional deep belief networks for scalable unsupervised learning of hierarchical representations,” in Machine Learning, 26th International Conference on. ACM, 2009, pp. 609–616.

2009