极线

用于HVDC极线电流测量的光纤电流传感器

Optical Fiber Current Sensor for HVDC Pole Line Current Measurement

消除垂直视差的过程被称为外极线校正。本文提出了一种针对3D电影的外极线校正方法。

The process of eliminating the vertical disparities is also known as " stereo rectification " . This paper proposes a new method of stereo rectification .

本文提出一种既能够应用于3D节目后期处理又能够为3D节目拍摄现场提供摄像机姿态调整指导的极线校正方法。

This paper presents a epipolar rectification method , which can be used not only in the post-processing of 3D video program but also to assist in camera adjustment .

同时，此类极线校正方法仅适用于在后期处理中对3D视频做极线校正处理，不能够在3D节目拍摄现场为摄像机姿态的调整提供指导信息。

Meanwhile , such epipolar rectification methods only apply to the post-processing of 3D video program and not able to provide guidance information to the camera adjustment in 3D program shooting .

因此，对3D视频节目拍摄和后处理中所涉及的解决这种扫描线不配准的极线校正技术进行深入研究显得意义重大。

Therefore , making a thorough study on the epipolar rectification technology involved in 3D video programs shooting and post-process , which addresseses the misalignment of scan lines , is of great significance .

这种方法可分为三步：第一步利用运动的内极线约束和C均值聚类算法完成目标区域的分割，并获得分割图；

This method can be preformed with three steps . In the first step , the segmentation of object area was finished and segmentation map was obtained using motion epipolar constraint and C Mean value cluster algorithm .

给出了平面上关于二次曲线的极点与极线的关系，获得了动点z沿给定点y的极线运动的线速度与z的极点绕y点转动的角速度之间的联系定理。

A relationship between the velocity of a moving point z along the polar line of a point y and the angular velocity of the polar line of the point z is obtained .

标定方法是应用Marr视觉理论求解包含摄像机内外参数的标定矩阵、镜头径向畸变参数和极线方程。

In the process , Marr vision theory was applied to solve the calibration matrixes , lens radial distortion parameter and polar line equations .

摄像机标定采用基于非线性度量误差模型的摄像机标定方案；图像匹配采用外极线和Canny算子检测出的树干边缘约束下的人机交互式的相关匹配。

The camera calibration based on nonlinear error in measure model was adopted and the interactive correlation matching constrained by epipolar line and edge of tree detected by Canny operator was used .

此外，由于采用了基于SSD算法的特征点立体匹配算法，并应用外极线约束和视差梯度约束，提高了匹配算法的精度和鲁棒性。

Moreover , the Precision and robustness of the algorithm was enhanced since the algorithm of image matching of feature Points based on SSDA algorithm , the epipolar restriction and the Parallax gradient restriction is applied .

在立体匹配过程中，将极线约束与SIFT特征匹配相结合，实验证明该方法可以较好的实现立体匹配，提高匹配精度。

In the processing of stereo matching , combines both the epipolar constraint technique and the SIFT feature matching technique . The experimental result proves that higher effect and accuracy can be acquired in this method . 5 .

基于该方法本文系统地提出了无相机标定下极线校正的方案并开发了对应的FCP插件，在实际应用中验证了所提方案的有效性。

Based on this method , this paper also systematically proposes a epipolar rectification calibration scheme which is feasible in actual application in the case of no stereo calibration and developes the corresponding FCP plug-in .

户内直流场推荐直流滤波器高压电容器塔、干式平波电抗器和其他800kV的极线设备均布置在户内。

It is recommended that HV capacitor stack of the DC filter is used in indoor DC field , and dry smoothing reactor and other 800 kV pole line devices are laid indoor .

利用Harris角点检测法提取工件的特征点，然后基于极线约束准则和灰度相似性计算，对左右图像中的特征点进行匹配，并计算出工件特征点的三维坐标。

Character points of workpieces were obtained by Harris process . Based on the pole constraint rule and grey similarity for calculation , the character points in the left image were matched to those in the right one . The three-dimensional coordinates of the workpieces were worked out .

生产实践表明，采用高效极线、恒流高压直流电源以及冷风封闭技术能有效改善电除雾器的电器特性，提高除雾效率。这一技术可以增加3dB带宽。

The production practice has proved that it is possible to improve effectively the electric behaviors and mist removal efficiency of the electric mist precipitator by adopting high-efficiency electrode , constant high-voltage DC power source and cold-air shielding technique .

基于编码结构光和外极线约束的自由曲面三维轮廓术

Free-form 3-D Profilometry Based on Coding Structured Light and Epipolar Constraint

然后对每两幅图像进行极线校正，使变换后的图像对具有平行外极线。

Then every two images rectify epipolar to have parallel line .

基于激光面和极线约束的激光条纹匹配算法

Method of laser stripe matching based on laser surface and epipolar constraints

基于极线几何的机器人视觉伺服控制系统分析

The Analysis of Robotic Visual Servo Control System Based on Epipolar Geometry

基于解剖结构模型和外极线约束的冠脉血管段匹配算法

Matching Algorithm of Vessels Based on Anatomic Model and Epipolar Line Constraint

空间编码与外极线斜率约束相结合的立体精匹配方法

A Precise Space Matching Method by Combining Spatial Code and Epipolar-Slope Constraint

二阶曲线的拟极点与拟极线

The quasi-pole and quasi - polar line for the curve of second order

基于极线几何的改进多约束图像立体匹配

Improved multi-constrained image stereo matching based on epipolar geometry

高压直流输电线路极线

HVDC transmission line pole negative grounded DC two-wire system

基于外极线约束条件的视频判读方法

Video Interpretation Using Constraint of Epipolar Line Constraint Processing

基于编码光栅和外极线约束的曲面匹配算法研究

Research of curved surface match algorithm based on coding raster and epipolar constraint

提出了一种基于极线约束的激光条纹匹配算法。

An algorithm for laser stripe matching based on epipolar constraint is presented .

介电式种子分选机电极线径对分选效果的影响

Influences of the electrode dimension of the dielectric seed separator on the separation effect

利用极线约束方法实现图像特征点的匹配

Image token correspondence with constraint of epipolar line

在正规反射区，计算结果与激波极线理论基本一致；

Results show good agreement between numerical and shock polar theory in the regular reflection zone .