浅谈城市大比例尺数字正射影像图的制作技术

Shallow the Talked Big Scale of City Number is Projecting Image a Creation Technique Like Diagram

以制作常州市1∶1 000数字正射影像图为例,阐述了制作1∶1 000数字正射影像的技术要点,介绍了通过以往的DEM成果进行更新制作正射影像的制作方法,并着重探讨了采用叠加彩红外波段数据增强植被层色彩,提升影像视觉效果的技术以及高架等架空地物处正射影像制作难点处的制作技巧。

This text with create state City often 1：1000 numbers are projecting image to be like the diagram as example,the creation method for being like through a former DEM result,and emphasized to inquiry into an adoption to fold to add the colourful red and outside wave band data lifts bright vegetation layer color and strengthens the technique of image visual effect and Gao Jia Deng to build on stilts a ground of creation technique that thing is projecting image to be like a creation crux.