1) ringing artifact
边缘振荡效应
1.
Previously published techniques usually perform well on small magnifications, however, as magnification increases, they suffer two severe problems: one is the exponentially increased computational complexity, the other is the degradation of reconstruction quality caused by severe ringing artifacts.
一般的超分辨率图像重构算法在小放大倍数时效果比较好,但当放大倍数上升时,存在两个问题:一个是计算复杂性的急剧上升,另一个是边缘振荡效应的加剧导致成像质量迅速恶化。
2.
Due to the disa-bility of handling different regions of the image,previously published MAP super-resolution image reconstruction techniques generally produced severe blurred image or image with severe ringing artifacts.
已有的MAP超分辨率图像重构算法由于没有对图像中的不同区域分别处理,所以无法在重构出清晰的边界和更多细节的同时抑制边缘振荡效应的产生。
3.
However,due to the ill-posed nature of the super-resolution image reconstruction,the ringing artifacts can not be easily removed in the reconstruction process.
但是,由于超分辨率图像重构本身是一个病态求逆过程,在重构图像中所产生的边缘振荡效应往往很难在重构过程中予以消除。
2) ringing artifacts
边缘振荡效应
1.
In view of ringing artifacts reduction of traditional POCS(projections onto convex sets) super-resolution image reconstruction algorithm,a novel POCS algorithm based on line process model is presented in this paper after analyzing the cause of these artifacts.
传统的凸集投影(POCS)超分辨重构算法易使图像产生边缘振荡效应问题,在研究了边缘振荡效应的成因后,提出一种基于线过程模型的POCS算法来对低分辨图像序列进行超分辨图像重构。
2.
POCS super-resolution algorithms suffer two serious problems as magnification increases,one is the increasing ringing artifacts,the other is the increasing computational complexity.
针对POCS超分辨率图像重构算法在放大倍数加大时存在边缘振荡效应加剧和计算复杂性上升的问题,提出了一个能同时解决这两个问题的新算法,它将放大过程分步进行,并在每步引入边界自适应约束。
3) edge oscillatory
边缘振荡
1.
An improved POCS (Project onto Convex Sets) was proposed to solve the edge oscillatory effect caused by general POCS.
针对常规的POCS(凸集投影 )算法会产生边缘振荡效应这一问题 ,提出了一种改进的POCS算法 ,该算法先对图像边缘像素点进行特殊处理 ,再对图像中其余的像素点进行修正 ,消除了恢复结果中的边缘振荡效应 。
4) oscillating effect
振荡效应
1.
It shows that when one screw is of opposite phase to the other one, the pure elongational force field is be caused by the vibration, along with the oscillating effect during the course of the surface stretch.
引入右Cauchy-Green张量分析了间隙内的界面拉伸量,发现当两根螺杆反相位振动时,螺棱侧间隙内存在纯拉伸力场,而且界面在拉伸过程中存在着振荡效应。
5) edge effects
边缘效应
1.
Influence of edge effects on axial compression strength for filament wound cylinder;
端面边缘效应对缠绕管件轴压强度的影响
2.
Edge effects on material removal amount in ultra precise polishing process;
超精抛光中边缘效应对材料去除量的影响
3.
Analysis of dynamic characteristics of torsion micromirrors with edge effects;
计及边缘效应的扭转微镜的动态特性分析
6) brim effect
边缘效应
1.
Pigment volume concentration,brim effect and geometrical deformation of polymer particles involve film formation procedure and final performance of water-based coatings.
颜料体积浓度、边缘效应和聚合物粒子的几何形变关系到水性涂料成膜过程和涂料的最终性能,但是对这些几何效应的认识还不十分深入。
2.
The brim effects introduced by RFCVD can be removed by source End-Hall deposition method.
在此基础上叙述了采用End-H all源沉积DLC膜的方法,在简单说明其工作原理的同时给出了实验的各项技术参数;通过对实验结果和DLC膜样品的分析,可看出用End-H all源沉积方式能够消除RFCVD沉积方式所带来的边缘效应。
3.
There is an obvious brim effect of the nucleation when the size of the silicon substrate is less than .
在硅片尺寸小于钼支撑架时 ,形核行为存在明显的边缘效应 ,即在偏压值低于 - 1 5 0V时 ,硅片边缘金刚石核密度急剧降低 ,远低于硅片中央 ;在甲烷浓度比较低时 ,硅片边缘核密度要高于中间。
补充资料:边缘效应
分子式:
CAS号:
性质:一)在薄层色谱中,当使用混合溶剂展开时,有时会出现同一组分在薄层中部比在薄层两边缘处移动慢的现象,即中部的Rf值比边缘的Rf值小,这种现象称边缘效应。这是由于容器中展开剂蒸气未达饱和造成的。(二)摄影影像的明暗边界处出现的一种显影效应,在强曝光量一侧,密度进一步增加时,在弱曝光量一侧密度进一步减小。这是分界处两边的显影剂和显影抑制剂浓度差引起的相互扩散作用造成的。显影时充分搅拌能降低此效应。彩色胶片中添加能释放显影抑制剂的功能性化合物可人为地增强边缘效应,边缘效应的增强有利于提高影像的锐度。
CAS号:
性质:一)在薄层色谱中,当使用混合溶剂展开时,有时会出现同一组分在薄层中部比在薄层两边缘处移动慢的现象,即中部的Rf值比边缘的Rf值小,这种现象称边缘效应。这是由于容器中展开剂蒸气未达饱和造成的。(二)摄影影像的明暗边界处出现的一种显影效应,在强曝光量一侧,密度进一步增加时,在弱曝光量一侧密度进一步减小。这是分界处两边的显影剂和显影抑制剂浓度差引起的相互扩散作用造成的。显影时充分搅拌能降低此效应。彩色胶片中添加能释放显影抑制剂的功能性化合物可人为地增强边缘效应,边缘效应的增强有利于提高影像的锐度。
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