References for Openness Maps

• Yokoyama, R., and Sirasawa, M., 2001, Overground and underground openness maps of Japan: in Ohmori, H., ed., DEMs and Geomorphometry, Special Publications of the Geographic Information Systems Association, Proceedings of the symposia on New Concepts and Modeling in Geomorphology and Geomorphometry, DEMs and GIS, held 24-26 August, 2001, Tokyo, Fifth International Conference on Geomorphology, ISSN 1346-7417, Vol.1, p.62-63.
• Yokoyama, R., and Sirasawa, M., 2001, Overground and underground openness maps of Japan: Transactions, Japanese Geomorphological Union (abstracts of Conference Papers, Fifth International Conference on Geomorphology, 23-28 August, 2001, Tokyo), vol.22, no. 4, p.C-269.
• Yokoyama, R., Sirasawa, M., and Pike, R.J., 2002, Visualizing topography by openness: A new application of image processing to digital elevation models: Photogrammetric Engineering & Remote Sensing, vol.68, no.3, p.257-265.

MICRODEM map engine Last revision 11/15/2003