Gaussian shape
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[网络] 高斯形态
双语例句
- It is found that the output pulse in each basic state of polarization retains Gaussian shape but some characters such as the frequency chirp and the pulse width have changed. The relationship between these changes and second order PMD is analyzed.
分析表明，输出光脉冲在每个基本偏振态上仍保持高斯形状，但其频率啁啾及脉宽等特性都已改变，文中对这些变化与二阶偏振模色散之间的关系进行了讨论。 - It is concluded that the Gaussian curvature method can reflect the shape variation of coal seam curvature, and the method is effective to forecast natural fracture zones in coal seam.
分析表明，高斯曲率法可相对真实地反映煤层曲面形态变化，用该方法预测煤层天然裂隙发育区是切实可行的。 - To compare with traditional medial filter and Gaussian filter, the image denoising method based on set operator has the characteristics of shape preserving and contrast invariant.
该图象去噪方法同传统的中值滤波、高斯滤波相比，具有保形、保对比度的特点。 - At first, the instantaneous energy density of the electromagnetic pulse keeps in Gaussian shape during the propagation in space, but the amplitude oscillates with the propagation distance.
第一，在空间传输过程中，单周期超短脉冲高斯光束能流密度基本保持高斯函数不变，振幅大小随不同的z平面振荡。 - The result of numerical computation shows that for low and middle bit rate and short distance optical fiber system we can use a Gaussian pulse waveform equivalent for the shape of the light pulse received by the detector and simplify the system design.
数字计算的结果表明，对于低、中速率，短距离光纤系统，探测器接收的光脉冲波形可以用高斯脉冲波形来等效，从而简化系统的设计。 - The positions of equivalent width of Gaussian and hyperbolic-secant shape chirped pulse determined on upper-envelope of interferential correlation curve are given in this paper.
本文给出了高斯形和双曲正割形啁啾光脉冲干涉相关曲线上包络等值宽度的位置。 - Therefore, the velocity modulation spectral analytic equation is given, it implies that its basic line shape is the derivative of Gaussian shape and its intensity is proportional to the modulation index in the small modulation limit.
在小调制度近似下，给出了速度调制谱线的解析表达式，表明谱线的基本线型为高斯线型的一次微分线型、强度与调制度成正比； - The instantaneous energy density does not oscillate with time at the harmonic form, its amplitude forms and envelope with Gaussian shape.
能流密度不再随时间作简谐振荡，它的振幅构成一个高斯形状的包络。 - Assuming that the target RCS fluctuation characteristic is the Gaussian spectrum characteristic, this paper simulates the target RCS fluctuation characteristic by white Gaussian noise passing through a lowpass filter with Gaussian spectrum shape.
在假定目标RCS起伏为高斯形状频谱特性的前提下，将高斯白噪声通过一个高斯谱特性的低通滤波器来模拟目标RCS起伏特性。 - Wavelet Coefficients Generalized Gaussian Distribution Image Retrieval Algorithm Based on Shape
基于形状的小波变换系数广义高斯分布图像检索算法 - By assuming a Gaussian temporal shape of laser pulse, some numerical results of the threshold dependence on pulse duration are presented.
通过假设激光脉冲为高斯型，数值计算得到了激光脉冲宽度与激光辐射损伤间的依赖关系。 - Use the field coupling theory of Gaussian beam, the effect of the fiber head shape to the coupling efficiency is calculated, and the design method of fiber micro-lens is given;
利用高斯光场耦合理论，计算了不同的光纤头形状对耦合损耗的影响，根据光场参数给出了光纤头微透镜的曲率半径； - Next, the estimated histogram is decomposed so as to get Gaussian curves nearest to the shape of the histogram.
接着，论文对导出的原始图像直方图曲线进行分解，得到最接近直方图形状的高斯函数曲线。 - The analysis results show that the solution of DT function exists for the ion beam removal functions of Gaussian shape.
分析结果表明，对于高斯型的束函数，驻留函数解总是存在的。 - Then, the article analyzes the basic principle and composition of GMSK system, mainly gaussian filter, phase shape and some important parts of demodulation included, such as digital down convert, burst detect, carrier synchronization, symbol synchronization and so on.
然后分析了GMSK调制系统的基本原理及系统组成，主要包括高斯滤波器、相位成型，以及GMSK解调的几个重要组成部分，比如数字下变频、突发检测、载波同步和位同步等。 - Because shape of gaussian feature is built based on covariance feature by adding factor of mean, the fact that shape of gaussian feature has better ability to distinguish than covariance feature is proved by theory and experiment.
其中区域高斯特征是在区域协方差特征基础上增加均值因素构建而成，理论和实验都证明其比区域协方差特征具有更好的人体区分能力。 - The proposed method approximates a 3-D region by a parametric surface which is rational Gaussian surfaces. The user can edit the surface shape by changed the parameters of the position of control points.
本方法利用参数化曲面逼近三维区域，这里的参数化曲面是指有理高斯曲面，通过修改生成参数化曲面的控制点位置，编辑曲面形状，从而完成辅助分割的功能。 - Among the molecule similarity computing methods, the first one is based on Gaussian shape, the other is based on molecular shape and chemical characteristics.
本课题研究了两种分子相似性计算方法的并行化策略：一种是基于高斯形状的分子相似性计算方法，另一种基于分子形状和化学特征来计算。 - Gabor filter and Gaussian derivative filter are two kinds of tools to construct multispectral texture and local shape descriptors of image.
多尺度高斯导数滤波器和Gabor滤波器是构造图像局部形状和多谱纹理描述子的常用工具。 - Then, the paper studied the principle and generation methods of rational Gaussian surfaces, and completed the algorithm of approximating digital shape.
得到了参数化的数字外形后，本文研究了有理高斯曲面的生成原理及方法，并完成逼近数字外形算法。