CategoriesCriteriaDefinition Interior forestPof and Cof = 1All of the pixels surrounding the center pixel are forest Patch ForestPof 0.4 Pixel is part of a forest patch on a non forest background, such as a small wooded lot within an urban region Transitional Forest 0.4 < Pof < 0.6 About half of the cell in the surrounding area are forest and the center forest pixel may appear to be part of patch, edge or perforation depending on local forest pattern Edge ForestPof 0.6 and Pof <Cof Most of pixels in the surrounding area are forest, but the center pixel appears to be part of the outside edge of forest, such as would occur along the boundary of large urban area, or agricultural field.