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SUMMARY The analytical description of a semi automatic updating process of middle scales topographic maps using VHR satellite images, is the objective of this paper. The proposed method is a combination of manual and automatic procedures based to binary map algebra actions and applied in both, raster and vector types of data. This on going study started in(More)
In 2001, a bilateral project started among the Surveying Department of the TEI of Athens-Greece, the NRSC of China and " Space Imaging Europe " company with the support of the HGM Service. The objective of this collaboration was the study of the possibility of updating middle scale topographic maps, using VHR satellite images and the investigation of its(More)
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