This program runs the sparse coding algorithm described by Olshausen and Field in Nature, vol. 381, pp. 607-609.

Standard distribution:

• sparsenet.tar.gz - Matlab routines.
• IMAGES.mat - Training data (whitened natural scenes).
• IMAGES_RAW.mat - Raw (unwhitened) images.
  

Windows version (courtesy of Charlie Anderson)

• WinSparsNet.ZIP  -  includes IMAGES.mat.

Older tcl version

• sparsenet-tcl.tar - Coded in C and runs under TCL/TK in unix/X windows.