The location precision is improved to 1/3 pixel by performing sub - pixel edge detection in fiducial satellite photo image.
采取对基准图卫片中特征进行亚像元精度特征定位的方法，可以将匹配精度提高到1／3个像素以内。
Based on the characteristics of short focus lens and CCD array, the necessity of sub-pixel imaging and location is analyzed.
该文首先从短焦距镜头和给定cCD成像阵列的成像特性出发，分析了实现亚像元成像与定位的必要性。
In the method, the automatic identification of feature area is fulfilled based on the edge attribute, and the sub-pixel center location is accomplished with the least-square approach.
方法中采用基于类椭圆边缘属性对特征区域进行自动识别，采用最小二乘椭圆拟合精确求取类椭圆亚像素定位中心。
As a digital image measurement method, the sub-pixel accurate location of a corner can be found in digital image by sub-pixel accurate corner locator.
作为一种数字图像测量方法，亚像素角点检测能够在数字图像中可以发现角点的亚像素精度的位置(简称亚像素角点检测方法)。
The sub-pixel location technology is a method to improve the resolution of a vision system through software.
亚像素定位技术是提高视觉系统分辨率的软件方法。
The sub-pixel location technology is a method to improve the resolution of a vision system through software.
亚像素定位技术是提高视觉系统分辨率的软件方法。
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