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Federal
Sea floor ruggedness analysis for the Stellwagen Bank National Marine Sanctuary region (rugged)
Department of the Interior —
The Terrain Ruggedness Index (TRI) calculates the average difference in elevation between a small area (a center pixel of 13 x 13 m) and its surrounding area... -
Federal
Western US Ruggedness Reclassified into 6 Classes
Department of the Interior —
"Vector Ruggedness Measure (VRM) measures terrain ruggedness as the variation in three-dimensional orientation of grid cells within a neighborhood. Vector analysis is... -
Federal
Western US Ruggedness Raw Values
Department of the Interior —
"Vector Ruggedness Measure (VRM) measures terrain ruggedness as the variation in three-dimensional orientation of grid cells within a neighborhood. Vector analysis is...