@inproceedings{SraHLMZK2013, title = {Geometric optimisation on positive definite matrices for elliptically contoured distributions}, author = {Sra, S. and Hosseini, R.}, booktitle = {Advances in Neural Information Processing Systems 26}, pages = {2562--2570}, editors = {C.J.C. Burges and L. Bottou and M. Welling and Z. Ghahramani and K.Q. Weinberger}, year = {2013}, doi = {} }