@misc{indiciaed31b94e5b155,
  title = {A constrained EM algorithm for independent component analysis.},
  author = {M Welling and M Weber},
  year = {2001},
  doi = {10.1162/089976601300014510},
  url = {https://pubmed.ncbi.nlm.nih.gov/11244561/},
  note = {Source identifier: 11244561}
}