So, in the course of photogrammetry job, it is necessary to calibrate the close shot metric camera, and it is an essential job course to demarcate the digital camera.
因此，在摄影测量的作业过程中，有必要对近景摄影机进行检校，对数码相机的标定是一项必不可少的作业过程。
Ordinary digital camera has its own advantages in obtaining digital images, but its data processing needs a special method because the digital camera belongs to non metric camera.
用普通数码相机获取数字影像具有一定的优势，但由于普通数码相机是一种非量测相机，其数据处理需要特殊方法。
The main content of the paper is as follow:(1) camera calibrationUse the single-view calibrating method of vanishing points to calibrate the non-metric digital camera.
本文的主要内容如下：（1）相机标定运用单像灭点理论，对实验所使用的非量测数码相机进行标定。
It is indispensable to determine the camera intrinsic parameter from the image of objects in metric structure.
从图像中物体的度量结构确定摄像机内参数是不可缺少的步骤。
So the application of metric digital camera is deliverable for engineering applications.
数码相机量测化应用方式更适宜于工程应用。
So the application of metric digital camera is deliverable for engineering applications.
数码相机量测化应用方式更适宜于工程应用。
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