If an orthoimage is updated based on new source data, the updated objects shall receive a new external object identifier.
Orthoimage geotiff file (with a 1 m pixel size) of the sample.zip sample area.
Layers for the spatial data theme Orthoimagery
No matter if the imagery is acquired by an airborne or a spaceborne sensor, orthoimagery with different resolutions can be created providing you the best image of reality.
The following spatial object types are specified for the spatial data theme Orthoimagery
The point-group ortho image (191) represents the road surface unshielded.
Ortho-image processing (aerial photography and spaceborne images)
Generating an ortho-image from a high-resolution colorfull camerawork allows the generation of a metric orthophotograph that combines precision and textural richness of photography.
The maps will be produced in Mali under a technology transfer and training agreement to generate a the first national mosaic of the country, cut into 138 topographic maps at a scale of 1:200 000 and distributed via a web portal.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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