匹配

In order to improve the accuracy of integrated navigation system to a sub-pixel level,and to implement SM correction to INS accumulated error,a multi-point continuous correction method is presented.

为了提高景象匹配和惯导系统的组合精度，进一步达到子像素级的水平，完成景象匹配对惯导系统累积误差的校正，提出了多点连续校正的方法。

A method for image matching in stereo vision is proposed in this paper,which uses epipolar geometry and affine transformation comprehensively.

1引言图像特征点匹配是计算机视觉和摄影测量领域重要的研究课题，匹配的精度及自动化程度会对后续的操作带来直接的影响。

SIFT（Scale Invariant Feature Transform） local feature is chosen because of its scale invariance and the property of accurate key-point localization.The Euclidean distance between different SIFT feature vectors is defined as the measure of similarity to get the pre-matched key-point pairs.The affine transform model is used to realize the registration.In order to get the accurate affine transform parameter,the principal of affine transform error is used to get rid of mismatched key-point pairs from the pre-matched pairs.

该方法选取具有良好尺度、旋转不变性以及精确特征点定位能力的SIFT局部特征，使用其特征向量间的欧氏距离作为相似性度量进行特征点匹配，并依据仿射变换误差准则去除奇异匹配特征点对，采用仿射变换的几何模型，实现了遥感图像的快速自动配准。

3D reconstruction is one of the most challenging problems in computer vision. This project uses CAD model to increase the accuracy,robustness and speed of 3D reconstruction and five different works are conducted: 1 research on space curve 3D reconstruction method based on high curvature point nad turning point; 2 free-form curve 3D reconstruction based on B-spline and BURBS; 3 Active surface affine reconstruction based on single frame; 4 Matching and reconstruction of 3D sparse points; Data fitting method based on the iteration of nearest point.

三维重建是计算机视觉中公认的难题，本项目使用CAD模型来提高三维重建的精度、稳健性和速度的思路，围绕着空间曲线和曲面的三维重建和匹配开展了以下五个方面的研究：1）基于高曲率点和拐点分割的空间曲线三维重建方法研究；2）基于B样条和NURBS表示的空间自由曲线三维重建方法研究；3）基于单帧图像的有源曲面仿射重建；4）三维离散数据的匹配与重建；5）基于迭代最近点的数据拟合方法。

The aligner's automatic matching is rather precise in MemoQ, but still, the localization workspace offers you a user interface to correct the errors made by the automatic matching algorithm.

MemoQ的文本对齐里的自动匹配已经很精确了，然而，本地化工作站还是提供了一个用户界面来修正自动匹配算法导致的错误。

The vision system captures real-time images, makes camera calibrations with Zhang's method, preprocesses images, matches feature point, then gets the stereo coordinate of the feature point of the suspicious objects, programming with Matlab7.0 and the pattern matching library EasyMatch of machine vision software eVision, displays the real-time images on the console, finally, controls semi-intelligent explosive-handling robot to grasp the suspicious object automatically and accurately.

单手双目手眼系统是半智能排爆机器人的重要组成部分和关键技术，该视觉系统利用双目立体视觉原理，采用Matlab7.0作为运算引擎，调用机器视觉处理软件EVision6.2中的EasyMatch模式匹配库进行立体图像匹配，能实时捕获排爆机器人周围的图像信息、进行摄像机标定、图像预处理、立体图像匹配、确定机器人未端手爪与可疑目标物的相对位置坐标，并把图像实时显示在控制台，自动控制手臂靠近并准确地抓取可疑目标物。

The sensitivity degree of correlation analysis methods to noises, the effect of matching length on correlation analysis methods, and the applicability of correlation analysis methods to geomagnetism matching algorithm for flying objects were discussed according to the simulation results, which would offer a reference for the selection of correlation analysis methods and form a base for further deep studies on matching algorithms.

根据仿真结果，讨论了各种相关分析方法对不同噪声的敏感程度、匹配长度变化对各种相关分析方法的影响以及各种相关分析方法对飞行器地磁匹配制导的适用性，为相关分析方法的选择和对匹配算法进行更深入的研究奠定了一定基础。

After building the genomic index, the program scans every query sequence performing three steps:(1) it finds matching seed words in the genome;(2) for every match checks the precomputed alignment of the short flanking regions;(3) if passes step 2, then it performs an exact dynamic alignment of a narrow region around the match.

构建完基因组索引后，程序扫描每个查询序列，运行3个步骤：(1)在基因组中发现匹配的种子词；(2)对于每个匹配，检查短片段的两边区域的预先计算的比对；(3)若满足步骤2，然后围绕匹配运行一个窄区域的精确的动态比对。

Finally a set of tailorable algorithms is given, which centers on the wavelet multi-scale analysis and integrates other registration techniques.

最终形成了一套以小波多尺度分析匹配为核心的并结合了多种其它匹配技术的可供剪裁的综合匹配算法。

Firstly, because the triangle constrained matching propagation begins with the initial corresponding triangulations formed by a few seed points in the stereo pairs, this dissertation studies the affects of different numbers and different distributions of seed points on the image matching results through experimental analysis, and proposes a seed point selection strategy for different image texture conditions, an automatic selection algorithm is also designed that gives good distribution quality for a defined number of seed points.

首先，针对匹配传播过程中的种子点选取问题，通过实验分析研究了不同数量与分布的种子点所构成的初始三角网对匹配结果的影响，进而提出了不同影像条件下的种子点选取策略和一种自动提取一定数量、满足一定分布均匀度的种子点自动选取算法；其次，研究了海量数据情况下同名三角网的快速构建、数据组织存储与局部动态更新的方法；在此基础上，本文提出了随机传播、基于三角形拓扑关系的邻近传播和顾及纹理特征的自适应传播等三种传播策略，分别介绍了其详细的实现算法，并通过实验分析对这几种传播策略进行了比较，实验结果证明自适应传播方法在匹配的可靠性上最优。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。