在实践中，运用激光测速仪、高速数码摄像机和图像处理软件较好地解决了这个问题，受到运动员和教练员的欢迎。
The application of laser velocimeter, high-speed digital camera and image processing software can be used to solve this problem and it is well received by athletes and coaches.
本文介绍了使用普通数码相机并用常用的图像处理软件测量叶面积指数和植被覆盖率的方法，阐明摄像和图像处理的基本要求及人工干预操作。
This paper presents the method of how to measure the leaf area index and the percentage of vegetation by using the general digital camera and image processing most in use.
由于数码图像在计算机上利用图像处理软件可以进行任意加工，因此数码照片易被变造和伪造。
Because digital pictures can be easily processed by using image-processing software in the computer, so it is easy to forge or alter digital pictures.
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