几何畸变是指遥感成像过程中，受多种因素的综合影响，原始图像上地物的几何位置、形状、大小、尺寸、方位等特征与其对应的地面地物的特征往往是不一致的，这种不一致就是几何变形，也称几何畸变。
First, imaging equation of the remote sensing camera is set up, then geometric distortion model and geometric correction model are set up.
首先，根据彩色线阵CCD的特点建立了遥感相机的构像方程，进而建立了几何畸变模型和几何校正模型。
参考来源 - 彩色线阵CCD遥感图像的校正Basically, the goal of image registration is to align images of same scene by removal of the potential geometrical distortion existed.
配准问题的目的就是将同一场景的不同图像对齐或匹配,消除存在的几何畸变。
参考来源 - 基于特征的图像配准算法研究With the method sun is located accurately and the experimental result justifies the exactitude of the location arithmetic. This paper analyses factors on location precision due to geometry distortion.
通过对太阳的精确定位,验证了此定位方法的可行性,并分析了图像的几何畸变对此方法定位精度的影响。
参考来源 - 基于CCD图像的远距离定位技术In the program of building, first use the histogram equalization to enhance the image, use Sobel operator to detect edge, then use Radon transform to auto-extract the boundary and at last correct the image.
在对楼房等建筑物几何畸变的校正中,首先利用直方图均衡化对畸变图像进行图像增强,利用Sobel边缘检测算子进行边缘检测,然后利用Radon变换进行自动畸变轮廓提取,最后利用连接点法进行校正。
参考来源 - 数字图像几何畸变自动校正算法的研究与实现Introduced the causes of motion image blurring and geometric distortion and the methods to deblur.5.
随后又介绍了导致运动图像模糊及几何畸变的原因及对应消除模糊的方法。
参考来源 - 生物医学显微图像处理及研究·2,447,543篇论文数据，部分数据来源于NoteExpress
数码相机摄入图像时产生的线性几何畸变会给叶片面积的测量带来误差。
The leaf image taken by digital camera often has linear geometric distortion, it can bring error to the measurement of leaf area.
随后又介绍了导致运动图像模糊及几何畸变的原因及对应消除模糊的方法。
Introduced the causes of motion image blurring and geometric distortion and the methods to deblur.
对于视觉系统来说，影响精度的因素主要有图像噪声、系统分辨率和几何畸变。
As far as a vision system is concerned, its accuracy is affected mainly by noise, system resolution and geometrical distortion.
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