畸变系数可以通过在图像中绘图测量线来估计。
Distortion coefficients can be estimated by drawing measurement lines in the image.
镜头畸变模式描述了如何根据相机畸变系数改变焦距。
The lens distortion model describes how the distortion coefficients change according to camera focal length.
在标定过程中，应用线性算法求解出了镜头的径向畸变系数。
Radial lens distortion coefficient can be obtained by linear algorithm in the calibration.
本文给出了测定s BG照相机的焦距畸变系数和光心位置的一种方法。
In this article a method is proposed for determining the focal length, distortion coefficient and optical central position of the SBG camera.
而对于较高分辨率的普通数码相机的标定任务是测定内方位元素及物镜畸变系数。
And the demarcating task of high-resolution general digital camera is to measure the interior position elements and the optical lens distortion coefficient.
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。
The geometric projective transformation of lens was analyzed, and the distortion coefficients of lens were calibrated for realizing high-precision measurement.
采用线性畸变模型，由最小二乘法解线性方程组得到摄像系统畸变模型的畸变系数。
Linear distortion model was used and the distortion coefficients were obtained by resolving overdetermined linear equations and least square method.
采用线性畸变模型，由最小二乘法解线性方程组得到摄像系统畸变模型的畸变系数。
Linear distortion model is used and distortion coefficients are obtained by resolving over-determined linear equations and least square method.
利用标定物直线边缘的图像，并运用优化的方法来计算成像系统的畸变系数和主点位置。
According to image of linear edges in calibration object, the distortion coefficient and position of principal point of imaging system can be calculated by optimization method.
根据镜头畸变的数学模型，利用平面圆形网格模板的网格交点来求取镜头的径向、切向和薄棱镜畸变系数。
Based the math model of lens distortion, the plane roundness gridding model is used to calculate the lens distortion coefficients of radial distortion and other non-linear factor.
组合影响系数表示发动机抗组合畸变的能力以及压力畸变和温度畸变之间的相互影响。
Combined effective coefficient shows engine's capability to resist the combined distortion and the interaction between pressure and temperature distortions.
该方法利用与光轴对称的径向畸变数学模型求出光学镜头的校正系数，对畸变图像进行校正。
The method USES the model of radial nonlinear distortion with the symmetry of optical axis to obtain correction coefficients of the optical lens, and then corrects the distortion image.
提出了虹膜自动身份识别的算法及虹膜图像几何畸变的校正方法，最后用相关系数来测度图像的匹配结果。
This paper proposes an algorithm of iris automated identification and a method for rectification of geometric distortion of iris image. The matching result is measured by the relative coefficient.
为了描述非全波波形畸变程度，提出了波形系数的概念。
This paper proposes a new concept called waveform factor, which can describe the distortion degree of optional data-window.
给出了输入功率因数、畸变因子、峰值系数、总谐波畸变率和谐波分量的实验结果。
The experiment results show input power factor, distortion factor, crest factor, total harmonic distortion and harmonic components.
试验表明其出口平均总压恢复系数较低，周向总压畸变指数较大，旋流较强且很不规则。
Test results show lower exit average total pressure recovery, larger circumferential total pressure distortion and stronger and more irregular secondary flow.
根据内窥镜成像特性以及基于全局收敛的线性搜索法来确定畸变图像中心和多项式系数。
A new method to correct the barral distortion of endoscope image based on the line search method of guaranteed global convergence is presented.
得到了发动机的周向温度畸变敏感系数，最终确定了对发动机稳定工作影响最大的一组温度畸变参数。
Sensitive coefficients of engine circumference temperature distortion were derived. A group of temperature distortion parameters with most influence on steady operation was finally determined.
改型进气道减小了输出轴背风侧的分离和迎风侧的转弯损失，使其既保持了高总压恢复系数，且畸变指数最大降低了74%。
By modifying, the separation zone behind the shaft and turn loss at upwind side are all reduced. Modifying inlet maintains high pressure recovery, and the distortion index is reduced by 74% at most.
求出了折射率方程，并计算了方程中的诸系数，对畸变的补偿问题作了分析。
The refractive index equations were derived, all parameters of equation were calculated, and the compensation for distortion was analysed.
求出了折射率方程，并计算了方程中的诸系数，对畸变的补偿问题作了分析。
The refractive index equations were derived, all parameters of equation were calculated, and the compensation for distortion was analysed.
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