John R. Hershey, Peder A. Olsen. Approximating the Kullback Leibler Divergence Between Gaussian Mixture Models. In Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2007, April 15-20, 2007, Honolulu, Hawaii, USA. pages 317-320, IEEE, 2007. [doi]
Abstract is missing.