Optimal Number of Terrain-Based Clusters for Knowledge-Based Inference Digital Soil Mapping.
Shams Rahman Rahmani, Purdue University, West Lafayette, IN, US, Mercy Ngunjiri, Indiana, Purdue University, West Lafayette, IN, Phillip R. Owens, USDA ARS Dale Bumpers Small Farms Research Center, Booneville, AR and Darrell G. Schulze, 915 Mitch Daniels Blvd, Purdue University, West Lafayette, IN, US