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
The error factors such as intensity distortion, noise and geometry distortion will affect matching performance, so the paper gives the opposite processing methods.
灰度失真、噪声、几何失真等误差因数会影响匹配性能，本文给出了相对应的处理方法。
According to the graphic distortion of the laser galvanom, a kind of conic calibration model was put forward based on post-validation of geometry distortion caused by the imaging system.
针对传统的畸变图像校正方法，其所建立的畸变数学模型，不仅求解畸变参数复杂、计算量大，且存在很大的数值计算误差的问题，提出了一种基于神经网络的畸变图像校正方法。
The experimental results show that not only does this algorithm make the watermark invisible, but the imbeded watermark also has the strong robust upon the geometry distortion in the spa.
实验结果表明，该算法不但使水印具有不可见性，而且所嵌入的水印对空间几何失真和信号处理等具有较强的鲁棒性。
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