Research Article

Nine Tiles Model Construction and Cache of CGML in Mobile

Table 1

The tag compression of CGML to GML.

GMLCGMLCompress ratio

FeatureCollectionFtcl78%
FeatureFt75%
DescriptionInfo64%
LineStringLnSt60%
LinearRingLnRn60%
PolygonPlgn43%
MultiGeometryMlGeo62%
MultiPointMlPoint30%
MultiLineStringMlLnSt60%
MultiLinearRingMlLnRn60%
MultiPolygonMlPlgn50%
OuterBoundaryIsex87%
InnerBoundaryIsin87%
Coordinatescds73%