(May 2010)
Download site for the automated terrain classification map using SRTM 30
Programmed by Junko Iwahashi, GSI Japan

Original article:
Junko Iwahashi and Richard J. Pike (2007)
Automated classifications of topography from DEMs by an unsupervised nested-means algorithm and a three-part geometric signature, Geomorphology, 86, 409-440.

If you intend to use the data for a publication, please cite the above paper, Iwahashi and Pike (2007).