distortion lens
英 [dɪˈstɔːʃn lenz]
美 [dɪˈstɔːrʃn lenz]
【计】失真透镜，变形透镜
双语例句
- The geometric projective transformation of lens was analyzed, and the distortion coefficients of lens were calibrated for realizing high-precision measurement.
分析了镜头的几何投影变换关系，标定了镜头的畸变系数，达到高精度测量目的。 - It's easy to correct the distortion with this method when the lens's distortion data is known.
根据公式，在镜头畸变率已知的情况下可以很容易地校正畸变。 - A distortion model is presented for the lens with unknown distortion data, through which the distortion data can be calculated.
并对摄像机参数标定过程中的畸变模型进行分析，主要分析了透镜的径向和切向畸变分量。 - The third technique is using position compensation to rectify distortion of image caused by the lens of vidicon;
通过位置补偿的方法来矫正由于摄像机镜头的光学作用引起的图像形变； - Without known camera parameters and any known world coordinates point in 3D space, the distortion parameters of camera lens can be estimated based on the perspective projection invariant of straight lines.
利用直线的透视投影不变性来估计镜头的畸变参数，不需要知道摄像机的内外部参数，也不需要知道任何空间特征点的世界坐标，简化了镜头畸变校正的过程。 - An initial analysis was done to the direction fluctuation in laser beam, and the results indicate that the direction fluctuation in laser beam mainly depend on the distortion of the thermal lens of the laser crystal.
对于引起激光指向角度波动的原因进行了初步分析，结果表明激光介质热透镜的畸变是主要原因。 - The experiment result shows that there is severe non-linear distortion in the lens, and the perfect image is obtained in this paper by correcting lens distortion.
实验结果表明，该系统中使用的镜头存在严重的非线形畸变，通过对镜头进行校正的方法，获得了无畸变的理想图像。 - This paper analyses the principle of scanning distortion correction with F lens and proposes a designing method for the lens.
本文分析了用F-θ透镜校正失真的原理，提出了F-θ透镜系统的设计方法。 - Research on Solving Nonlinear Distortion of Camera Lens by Standard Graphic Method
标准图形法求解相机镜头非线性畸变的研究 - In the machine vision application, geometrical distortion in optical lens imaging is inevitable.
在机器视觉应用中，摄像机光学系统产生的图像存在不同程度的几何畸变。 - Based on measuring the reference plane, the approach analyses the errors of some measure points on it, finds the relationship between the errors and the distortion coefficients of camera lens. Then the distortion coefficients of camera lens are determined by iterative optimization.
从参考平面的测量出发，考察其上的若干测量点，找到其变形与摄像机镜头畸变系数的函数关系，进行最优迭代求解，进而确定摄像机镜头畸变系数。 - Overview of Nonlinear Distortion Correction of Camera Lens
摄像机镜头非线性畸变校正方法综述 - Correcting distortion of camera lens with collinear points
基于共线特征点的摄像机镜头畸变校正 - A kind of optimal method of determining the distortion coefficients of camera lens for improving the accuracy of the fringe projection measurement is proposed.
提出了一种提高光条投影测量精度的摄像机镜头畸变系数的确定优化方法。 - A method for distortion correction of un-calibrated lens with unkown collinear feature points is proposed and the improved fast distortion correction calculating method based on pre-computing template is implemented.
提出一种基于未知世界坐标共线特征点的未标定摄像机畸变校正算法以及基于预计算模板的快速实现方法。 - Characteristics of a double galvanometer deflection system with a distortion lens
加畸变透镜的双振镜系统特性 - By adopting short focal lens the design of the catadioptric omnidirectional distortionless imaging system for horizontal scene can miniaturize imaging system, but which may influence on system image quality due to the distortion of short focal lens.
采用短焦距透镜设计水平场景无畸变折反射全景成像系统，会使系统更加小型化，然而短焦距透镜的畸变会对系统成像产生影响。 - Method of Determining the Distortion Coefficients of Camera Lens for Fringe Projection Measurement
光条投影测量中一种确定摄像机镜头畸变系数的方法 - The accuracy of the fringe projection measurement is low in the case of unconsidering the distortion of camera lens.
光条投影测量中，在不考虑摄像机镜头畸变的情况下，测量精度不高。 - It is shown by analysis and experiments that nonlinear distortion of camera lens is mainly produced by the error of axial clearance in camera lens group.
通过分析和实验，认为光学镜头产生非线性畸变的主要原因是透镜组合时的轴向间距误差。 - Experiments validate the method. 2. A model of lens distortion is proposed. Lens distortion is one of the main factors affecting accuracy of camera calibration and stereo computation, and distortion model is an important issue in distortion correction.
提出了一种摄像机镜头畸变模型：摄像机镜头畸变是影响摄像机标定和立体视觉计算精度的一个重要因素，而畸变模型的选择又是进行畸变校正的一个关键问题。 - The major distortion error of fisheye lens is divided into three categories: radial distortion, eccentric distortion and thin prism distortion.
鱼眼镜头主要的畸变误差分为三类：径向畸变、偏心畸变和薄棱镜畸变。 - According to this method, the radial and tangential distortion of lens must be fully considered, so the method is widely used in various scenarios.
该方法充分考虑了透镜径向畸变和切向畸变的影响，故应用场景更广。 - This method using the linear solution to gain the distortion parameters of the lens is able to prevent the parameters coupling in the nonlinear iterative optimization process in traditional methods. In addition, the real-time for calibration can be insured based on the simple operation of experimental equipment.
该方法线性求解镜头畸变参数，避免了传统方法非线性迭代优化过程中产生的参数耦合现象。实现该方法设备简单，操作方便，可以达到实时的效果。 - In this method we considerately consider the non-linear distortion of the scene and system error in the camera model, and introduce the non-linear distortion of the lens and system error into the direct-linear calibration algorithm, and quickly realize the camera calibration through a simple linear iterative method.
该方法在摄像机模型中全面考虑了镜头的非线性畸变和系统误差，在直接线性标定法中引入了处理镜头非线性畸变和系统误差的因子，通过简单的迭代求解实现了对摄像机的快速定标。 - The image information is not accurate because of the distortion of wide-angle lens, and splicing out of the image is meaningless.
而广角镜头自身畸变的存在使得获取的图像信息不准确以及拼接出来的图像失去意义，本文主要是对大视场广角镜头获取的畸变图像校正及校正后图像拼接进行了深入的研究。 - As the requirement of accuracy is increasing, the imaging system of geometric distortion of lens imaging acquisition image distortion problem have not allow to ignore.
随着人们对检测精度要求的不断提高，由成像系统的镜头成像几何畸变造成采集图像的失真问题已经不容忽视。 - After analyzing the distortion characteristic of the vidicon lens, a mathematical model of geometrical distortion, which is suitable for computing and cumulative-sum, is designed to realize the geometrical correction by means of calculating the distortion parameters rapidly.
通过对摄像镜头畸变特性的分析，设计出适合于累积和计算的几何畸变数学模型，快速求解出畸变参数，实现视频图像几何校正。 - At first, the geometrical distortion characteristic of the vidicon lens is introduced. Then, the digital correction principle and the traditional correction methods for geometrical distorted video images are expounded.
首先介绍了摄像机镜头的几何畸变特性；然后阐述了几何畸变视频图像的数字校正原理与传统校正方法；最后提出了两种适用于监视视频图像的几何畸变校正方法。 - However, the calibration and distortion correction of this super-wide-angle lens becomes the focus of this paper due to serious barrel distortion of the fish-eye lens. 2.
然而，由于鱼眼镜头成像存在严重的桶形畸变，针对这种超广角镜头的标定方法以及畸变校正是本文研究的一个重点内容。