Displacement resolution of sub pixel is achieved.
检测系统达到了亚像素级的位移分辨率。
Sub pixel matching is carried out by superposing edge feature on image.
同时,采用特征与影像叠加进行了亚像素匹配。
In the proposed strategy, matching accuracy is enhanced by sub pixel interest point extraction and multi ray traingulation.
本方法的精度是通过子像素的特征点提取和多片交会得到的。
The principle of sub pixel subdivision positioning, measuring method for the pointing accuracy and the attainable accuracy are introduced in the paper.
本文介绍了亚象素细分定位的原理,瞄准精度的测量方法,以及所能达到的精度。
Using correlation calculation to further subdivide gray project data, precision of image motion characteristic position information was improved, and sub pixel image motion vector could be gotten.
而通过采用相关计算进一步细分灰度投影数据,可以提高图像运动特征位置信息的精度,获得亚像元级的图像运动矢量。
Applying the radial section scanning method based on gray centroid, the image edges are tested with a sub-pixel precision.
采用基于灰度质心法的径向截面扫描法对图像边缘进行亚像素级检测;
Today, both companies are using sub-pixel rendering to coax sharper-looking fonts out of typical low resolution screens.
目前,这两家公司都使用次像素渲染(subpixel rendering)技术,使得字体在低分辨率的屏幕上,也能显得很清晰。
Two simple and efficient algorithms of sub-pixel corner detection for camera calibration dy using plane pattern were presented.
针对摄像机标定模板图像的角点检测问题,提出了两种简便而有效的亚像素级精度的提取算法。
The SCE USES sophisticated WPF text and layout capabilities like flow layout, sub-pixel Clear Type, typography, dynamic hyphenation, adaptable columns and pages, and many others.
SCE使用了WPF所带来的完善的文字和布局支持,包括流式布局、sub - pixelClearType字体、动态连字符、可适应的列和页面等。
After getting pixel stripes with edge detection algorithm, the high precision strips could be detected by sub-pixel technology.
利用边缘提取算法获得像素级条纹后,再利用亚像素技术可以进一步对条纹进行高精度提取。
The location precision is improved to 1/3 pixel by performing sub - pixel edge detection in fiducial satellite photo image.
采取对基准图卫片中特征进行亚像元精度特征定位的方法,可以将匹配精度提高到1/3个像素以内。
The correction of camera optics distortion and sub-pixel method for image processing can reduce the error of target image orientation for the precision improvement of system measuring.
摄像机光学畸变的修正以及图像处理的亚像素定位方法,减小了目标图像的定位误差,提高了系统的测量和调整的精度。
Our experiments indicate that the system is able to achieve sub-pixel accuracy and achieve real-time warping with minimum system performance degradation.
实验结果表明,系统能够获得亚像素级的精度,并且能在系统性能衰减最小的情况下达到实时变形。
Using improved sub-pixel edge detecting algorithm based on the expectation of first-order derivatives, we can fast and precisely detect the edge position.
应用改进后的基于一阶微分期望值的亚像素边缘检测算法,可以快速、精确地检测到边缘的位置。
As a digital image measurement method, the sub-pixel accurate location of a corner can be found in digital image by sub-pixel accurate corner locator.
作为一种数字图像测量方法,亚像素角点检测能够在数字图像中可以发现角点的亚像素精度的位置(简称亚像素角点检测方法)。
For these factors, noise processing and sub-pixel feature extraction for SLM microscopic images are studied in this papa.
针对这三个因素,本文研究了SLM显微图像的噪声处理和亚像素特征提取。
In the method, the automatic identification of feature area is fulfilled based on the edge attribute, and the sub-pixel center location is accomplished with the least-square approach.
方法中采用基于类椭圆边缘属性对特征区域进行自动识别,采用最小二乘椭圆拟合精确求取类椭圆亚像素定位中心。
A new sub-pixel algorithm based on the principle of the parabola fitting is proposed.
本文提出了一种新颖的基于抛物线拟合原理的亚像素求取算法。
A novel fast sub-pixel edge detection method for image measurement is proposed.
提出了一种新型的测量图像快速亚像素边缘检测方法。
The measuring results show that this method can obtain sub-pixel locating accuracy, higher stability and reliability in the running process, so it has important applied value.
并给出此种方法的具体实现步骤,实验证明这种方法检测精度可达到亚像素级,具有很好的检测稳定性,有很强的实用价值。
And the method of the polynomial interpolation for sub-pixel edge measure was also studied elementarily.
同时对多项式插值亚像素边缘检测方法进行了初步的研究。
In the automatic aiming method, image processing, sub-pixel division, curve fitting and "electronic front sight" technologies are synthetically utilized.
采用的瞄准方法综合使用了图像处理方法、亚像素细分方法、曲线拟合方法和“电子准星”技术。
In industrial vision inspection, many edges of inspecting objects are. some kinds of roof edges, but current sub-pixel edge detection methods are only applied to step edges.
在视觉检测中,许多待检目标边缘都是屋脊型边缘,而现有亚像素边缘检测方法往往只研究阶跃边缘的检测,对屋脊边缘的研究较少。
But the motion compensated pixels in frame 1 have sub-pixel positional errors.
但是帧1中经过运动补偿的像素具有子像素位置误差。
Experiments show that the method takes full advantage of the high efficiency of FFT, and can also achieve sub-pixel accuracy can be achieved.
通过实验表明该方法可以充分利用FFT的高效运算,达到亚像素精度。
Through ideal light bar method, some representative sub-pixel algorithm were compared for the capability of positioning circular arc edge.
利用理想光条法,比较了几种有代表性的亚像素算法对于圆弧状边缘的定位能力。
Therefore, the sub-pixel algorithm in edge precise positioning was widely researched.
因此,用于边缘精确定位的亚像素算法已被广泛研究。
Small electronic circuits that provide voltages to the individual sub-pixel through the source lines.
提供电压的小的电子电路对个人附属象素透过来源线。
We handle every grid node with sub-pixel orientation method and find out subsection linearity equation between every space grid interval by standard difference contrasting method.
对每一个网格节点进行亚像素处理,在相邻的网格区间节点上用标准差值对照法确定分段线性直线方程。
We handle every grid node with sub-pixel orientation method and find out subsection linearity equation between every space grid interval by standard difference contrasting method.
对每一个网格节点进行亚像素处理,在相邻的网格区间节点上用标准差值对照法确定分段线性直线方程。
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