English translation for "几何失真"
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- geometric distortion
geometrical distortion
Related Translations:
谐波失真因数: harmonic distortion factor 几何特征: geometric characteristicsgeometric featuresgeometrical characteristicgeometrical property 几何轨迹: geometric locusgeometrical locuslocus 几何亮度: geometric brightness 几何关系: geometric relationshipgeometrical relationship 几何元素: geometrical element 几何声学: geometric acousticsgeometrical acousticsray acoustics 几何条件: geometric conditiongeometrical conditiongeometriccondition
- Example Sentences:
| 1. | Watermarking detecting algorithm with geometric distortion resistance
抗几何失真的数字水印检测算法 | | 2. | A synchronization template is used to combat geometrical distortion such as cropping , scaling , and rotation
使用同步模板以抵抗剪切、尺度变化和旋转等操作带来的几何失真。 | | 3. | The embedding template in algorithm allows identifying both the transformation parameters and translation coordinates , so that can estimate distortions and maximize watermark recovery effectiveness
算法中的嵌入模板既可以标识变换的参数，也可以标识移动的坐标，以便于评估几何失真程度和提高水印恢复的效率。 | | 4. | The main body of the algorithm is the one based on wavelet multi - scale analysis , which obtained good performance in the conditions of noise added , small geometry distortion and significant gray distortion
算法的主体是基于小波多尺度分析的分层匹配算法，在存在噪声、小的几何失真和严重的灰度失真的情况下取得了良好的匹配性能。 | | 5. | The simulation results show this scheme ' s improvement . 3 . a new matching based on gabor wavelet transformation is designed on the analysis existing matching method . the simulation results have verified the method ' s validity
3 、在分析现有匹配算法的性能基础上，对基于gabor变换的匹配算法进行了改进，在克服图像几何失真上有明显的效果。 | | 6. | Study on the robustness based on time and geometric distortion is a topic and a difficult point of digital watermark . this paper analyzes this phenomenon and proposes several countermeasures
对时间和几何失真的鲁棒性的研究是数字水印技术当前研究的主题和难题,文章提出了解决这一难题的几种方法,并对这些方法进行了比较分析,得出结论,同时对这一难题提出展望。 | | 7. | Geometric distortion is traditionally corrected by an image resampling operation which is applied as a post - processing step to pfa . the scene size limits of pfa presented by range curvature qpe , can be alleviated by using an efficient image domain space - vairant post - filter
通常采用图像域插值的方法校正几何失真,而利用空变滤波器使散焦的点重新聚焦,这些校正方法可以减轻距离弯曲对成像范围的限制。 | | 8. | 3 . after analyses the distortion of pixel values and geometry during the ps process , we achieve the rst ( rotation , scale , translation ) invariants using characteristics of fourier transformation , and extract secret information successfully
针对ps ( print - scan )过程引起的图像像素失真及几何失真，我们利用傅立叶变换的特性，得到rst ( rotation ， scale , translation )不变量，解决了纸质二值图像中的信息隐藏问题。 | | 9. | This dissertation is dedicated to the algorithm research of image registration applied to navigation . information such as attitude angle of aircraft is used to emendate the large - geometry - distorted image , so the research of this dissertation is based on the hypothesis that images used have small geometry distortion
针对图像匹配在导航中的应用，提出了对于存在大的几何失真的图像利用飞行器本身信息进行几何校正的方法，所以本文算法的研究都是基于小的几何失真这一假设的。 | | 10. | First , resistance to geometrical distortion was obtained by using moment normalization ; second , we focus on the phase of fourier - mellin transform . before detecting watermark , synchronization could be retrieved by using the phase information . to eliminate the influence of pixel value distortion generated during print / scan process , a dft - based robust watermark algorithm was designed , which could successfully detect watermark from a severe distorted image
另一种思路是根据图像经过旋转、缩放、平移后，其傅立叶?梅林变换域只有相位受到影响的特点，从其相位中提取几何失真信息，然后再进行相应的失真补偿，从而消除几何失真的影响；对于打印扫描过程产生的像素值失真，本文也提出了一种基于dft的鲁棒性算法，能在较严重的图像失真情况下，成功检测水印。 |
- Similar Words：
- "几何设计" English translation, "几何设计评估" English translation, "几何设计指南" English translation, "几何声学" English translation, "几何声学；射线声学" English translation, "几何时差" English translation, "几何式惯性导航" English translation, "几何式舞蹈" English translation, "几何式园林" English translation, "几何视错觉" English translation
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