Application of UAV Oblique Photography Technology in Large-scale Topographic Map Surveying and Mapping

In recent years, with the continuous advancement of science and technology, drone tilt photography technology has been widely used in the process of large-scale topographic map surveying and mapping, which can improve surveying and mapping on the basis of ensuring the accuracy of large-scale topographic map surveying and mapping. It saves investment in manpower, material and financial resources and brings good economic benefits to surveying and mapping enterprises.