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This psper propses a new SVD algorithm based on wavelet,experimentally,this algorithm not only maintains the strong anti-geometry distortion ability but also greatly enhances the robustness to the attacks such as noise,filter and etc.
该文提出了一种基于小波分解的SVD水印算法，经实验分析，该算法对几何失真有很强的抗性，同时对噪声和滤波等非几何失真也有不错的抗性鲁棒性。
参考来源 - 基于小波分解的SVD水印算法分析—《电脑知识与技术·学术交流》—2008年第24期—龙源期刊网·2,447,543篇论文数据，部分数据来源于NoteExpress
Use singular value decomposition (SVD) in the watermark algorithm may enhance the anti-geometry distortion of the image, but it is very weak to some attacks such as salt, gauss, filter and etc.
在水印算法中用奇异值分解可以提高图像的抗几何失真性，但它对椒盐、高斯、滤波等攻击的抵抗能力却很弱。
Because of the illumination, geometry distortion and the Angle of camera, it results in getting multiple geometry centers in the process of template match to the images which are shot by the camera.
由于光照、几何形变、摄像头角度等原因，在对拍摄得到的图像进行模板匹配的过程中发现图形的几何中心不唯一。
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