@misc{indiciaede809884d1b5,
  title = {A two-layer sparse coding model learns simple and complex cell receptive fields and topography from natural images.},
  author = {A Hyvärinen and P O Hoyer},
  year = {2001},
  doi = {10.1016/s0042-6989(01)00114-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/11459597/},
  note = {Source identifier: 11459597}
}