Special Instructions - access limited to local U of M hosts

• Learning the parts of objects by non-negative matrix factorization.
  To access this site, click here (opening a new window).
  Then you need to log in with your U of M ID, select the database "Journals@Ovid Full Text" and then enter the search string (typed exactly as shown, including the " and . marks)
  
       "seung h sebastian".au. and "learning".ti.
  
  Daniel D. Lee and H. Sebastian Seung Nature 401: 6755, pp 788-792, 21 October 1999.