城市大比例尺数字正射影像图制作技术浅析

Discussion on the Production of the Urban Digital Orthophoto Map with Large Scale

数字正射影像图(DOM)是重要的数字产品之一,其应用已相当广泛。结合武汉市东湖技术开发区1:2000真彩色数字正射影像图制作的生产实践,从匹配编辑、匀光处理、影像镶嵌、调色修补几个方面探讨了基于VirtuoZo摄影测量工作站的大比例尺DOM制作的方法和技术。

The Digital Orthophoto Map（DOM）is one of the important digtal products and is used widely. According to the production of 1： 2 000 Scale true color DOM in Wuhan East Lake technology development zone, this paper discussed on the methods and the technique of producing Digital Orthophoto Map based on VirtuoZo Digital Photo-grammetry System in such aspect as matching and editing, image dodging, image mosaic, toning and repairing.