8 WCPS :: OGC Huntsville, 2006-mar-08 Level 3: general meta data ( everything else; application dependent)
Level 2: spatio-temporal metadata Domain: list of (AxisName,DomainExtent,AxisType) CRS Range: ordered list of (CompName,TypeName)
Level 1: technical meta data Name (stored covg only) Cell domain: ordered list of (lo,hi); lo,hi int Null value Interpolation methods
Level 0: coverage data Coverage values Coverage Constituents coverage data tech meta data geo descriptors Application data direct access, no encapsulation