Historical Imagery and

VEXCEL Data Program (VDP)

Historical Imagery

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Keystone’s extensive digital image library is a valuable resource for those requiring current detailed aerial photography. Covering nearly 300 US cities at various resolutions, the library supports applications for government, real estate, regional planning, transportation, utilities, and emergency preparedness.

We obtain all of our digital imagery using large-format digital mapping cameras. The imagery is flown with stereo overlap in both the forward and side directions. Additionally, airborne GPS and IMU data is collected for all flights. This imagery is a cost-effective off-the-shelf solution for photogrammetric map compilation and ortho production.

 

 

In addition to current digital imagery, our library also includes decades of film-based aerial photography. Dating in some areas back to the 1960s, our film archive contains an invaluable historical record of land-use changes and development patterns for numerous cities and counties. The historical archive is of particular value for environmental research, as many locations in the Northeast and mid-Atlantic US have been photographed repeatedly since the 1970s. We can produce many types of image products from the library, including individual image files, seamless digital mosaics, ortho-photos, city-wide mosaics, and spectacular photo enlargements.

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Vexcel Data Program (VDP)

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Keystone’s parent company, Vexcel Imaging, offers access to the Vexcel Data Program (VDP), a hybrid cloud-based library service providing detailed and accurate aerial imagery previously collected and curated. Powered by Vexcel's UltraCam aerial sensors, the VDP offers aerial imagery along with derivative data products, including point clouds, digital surface models, and orthophotos. Customers can access this extensive dataset through application program interfaces (APIs) and Esri’s ArcGIS® platform. The VDP is already powering the Geospatial Insurance Consortium (GIC), an initiative launched by the National Insurance Crime Bureau to provide its 1,100 members with aerial pre-and post-disaster imagery.

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