Marcos T. Neves

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This work describes the development of a SPRING and TerraLib, two tools for i ntegrating spatial analysis in a GIS environment. SPRING is an established freeware GIS, available on the Internet, which includes functions for geostatistics, point pattern analysis and exploration of area data. TerraLib a GIS library, a new development by INPE, that is aimed at(More)
Autonomous Unmanned Aerial Vehicles (UAVs) provide an effective alternative for surveillance in urban areas due to their cost and safety when compared to other traditional methods. The objective of this study is to report the development of a system capable of analyzing digital images of the terrain and identifying potential invasion, unauthorized changes(More)
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