dataset info refer to [VoxCeleb](https://www.robots.ox.ac.uk/~vgg/data/voxceleb/index.html#about)

sv0 - speaker verfication with softmax backend etc, all python code
      more info refer to the sv0/readme.txt

sv1 - dependence on kaldi, speaker verfication with plda/sc backend, 
      more info refer to the sv1/readme.txt