The classification and measuring procedure for geometrical objects of a city will be simplified if its main road network could be automatically extracted from aerial remote sensing images.
如果能自动地从航空遥感图像中提取出道路网，将会简化城市地物目标的分类和测量过程。
2
A measuring system of the focus plane information of bigger aperture aerial camera was described.
提出了一种测量航空大孔径相机焦面信息的系统，论述了系统的测试原理和组成。
3
An auto measuring system of aerial camera lens is presented, which substitutes linear array CCD sensor for reading microscope to measure the focus of aerial camera lens.