1 [map display] In a scene or display, the area that appears to be closest to an observer.
2 [ESRI software] The area in a raster layer where cells are eligible for selection and vectorization.
1 [map display] In a scene or display, the area that appears to be closest to an observer.
2 [ESRI software] The area in a raster layer where cells are eligible for selection and vectorization.