@article{learningfeaturesandtheirtransformations,
  title = {Learning Features and their Transformations by Spatial and Temporal Spherical Clustering},
  author = {Jayanta K. Dutta and Bonny Banerjee},
  year = {2013},
  eprint = {1308.2350},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1308.2350v1},
}