volume 7, issue 4, P148 2018
DOI: 10.3390/ijgi7040148
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Johannes Uhl, Stefan Leyk, Yao-Yi Chiang, Weiwei Duan, Craig Knoblock

Abstract: Historical maps are unique sources of retrospective geographical information. Recently, several map archives containing map series covering large spatial and temporal extents have been systematically scanned and made available to the public. The geographical information contained in such data archives makes it possible to extend geospatial analysis retrospectively beyond the era of digital cartography. However, given the large data volumes of such archives (e.g., more than 200,000 map sheets in the United Stat…

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