関連ワード:  what is raster and vector in gis    what is raster and vector data in gis    what is the difference between raster and vector in gis    what is raster to vector conversion in gis    what are raster and vector gis models    what is the difference between raster and vector data in gis    what is raster and vector data    what is raster and vector data model    what is raster and vector