https://desktop.arcgis.com/en/arcobjects/latest/net/INAServerODCostMatrixParams.htm
INAServerODCostMatrixParams Interface (ArcObjects .NET 10.8 SDK)
ArcGIS Developer Help INAServerODCostMatrixParams Interface Deprecated as of 10.0. Provides access to properties that specify the Origin-Destination Cost...
interfacesdk