点角

It first choose a mask with a suitable size in the edge image, the local PCA is performed to obtain the principal direction of the mask. The chosen polar angle in Hough transform is limited in a small range emphasizing particularly on the statistical disciplinarian of all principal directions, so it speed up the search time by reducing the range of .

首先在边缘图像范围中选取合适大小的掩膜，通过局部PCA获得支持集内像素点的主元方向；侧重依据所有掩膜内主元方向信息的统计规律来约束Hough变换的极角选择范围，通过缩小参数选择范围大大缩短搜索时间。

2D intra-nodal pin power is reconstructed using the modulation method with high polynomial expansion. Simpler calculation of the corner point flux is applied to improve the efficiency.

采用高阶多项式展开的调制方法对节块内的二维精细功率分布进行重构；由于采用更为简单的角点通量的计算方法，因而提高了计算效率。

From this dialog box you can choose from a selected list of prebuilt ratios, you can optimize the Time Clusters using a specific number of bars, or you can optimize the Time Clusters using all of the data located in your file.

然后拿将会回去而且计算来自所有的枢 Gann 角点使用多种不同的刻度，为你选择最好刻度。请：这一个程序能从只是几秒到几分钟拿，仰赖你的数据和你的计算机的速度。

An algorithm for oblique license plate correction is proposed based on the corner point information and inertial principal axis.

提出了一种基于字符角点信息和惯性主轴的车牌倾斜角检测方法。

In this article, the author compares and analyzes three kind of main calculation formulas of the square grid quadrilateral prismoid field leveling earth volume , and provides a formula to calculate directly total excavation and filling earth volume according to construction altitudes of angular points of square grids.

对场地平整土方量方格网四方棱柱体法的3类主要计算公式进行了对比分析，提出了根据方格角点施工高度直接计算场地总挖、填土方量的计算公式。

This software enable the user to simulate a projectile motion by changing physical parameters such as initial speed, elevation angle and vertical height of the object.

本软体可供学习者自己控制不同参数，譬如抛体的初速、抛射角及抛射点的高度，藉由电脑模拟出图象。

The following values was measured: angle of cusp line between the second and third molar, impact state and depth, distance from Rickett's Xi to distal cusp of third mandibular molar along the occlusal plane, anterior border of ramus to the third mandibular molar, distance from projection of distal contact point of maxillary third molar to intersection of pterygoid vertical on occlusal plane.The change between pre-and post-treatment was calculated and analyzed with SPSS10.0 software package.α angle, Xi-LTM, R-LTM, R-LTM were tested with independent-sample t test, impact state and depth was tested with Chi-square test. Influence of age on the values was also evaluated.

测量治疗前后的第二、第三磨牙牙尖连线角度、阻生状态和深度，Rickett's Xi点到下颌第三磨牙远中尖距离、下颌支前缘到第三磨牙远中尖距离、翼上颌裂切线到上颌第三磨牙后缘的距离及上、下磨牙的前移量，计算治疗前后各变量的差值，采用SPSS10.0软件包进行统计学分析，α角、Xi-LTM、R-LTM、R-LTM用t检验，阻生状态和深度用χ^2检验，比较年龄因素对各指标的影响。

Under constant current I0 A the spin torque will twist the entire wire along the AB axis up to a small angle θ0, until it is balanced by the elastic restoring torque τ e =κθ 0 , where κ is a Top View positive constant, at the two fixed points.

有恒定电流 I0 时，自旋力矩将导线以 AB 为轴扭转一小角θ0，直到被 A，B 点的弹性力矩τ e =κθ 0 抵消为止，其中κ是正常数。

Afterwards, a novel control strategy is put forward. A Swept-frequency with separate and self-excitation switching is applied in starting circuit, which can look for resonant point automatically.

然后，提出一种新型的逆变控制策略，启动电路采用扫频方式自动找寻负载谐振工作点；工作状态控制采用锁相环技术和重叠角随动控制相结合的方法。

The difference among vertebrae rotational degrees measured by conimeter, Ho's method and EPPsag was compared by Wilcoxon signed rank test.

在经椎弓根中部的CT横切面上测量两侧椎弓根螺钉进钉点连线之垂直平分线与矢状面的夹角，将EPPsag角与脊椎标本的实际旋转度、Ho's法测量结果进行Wilcoxon符号秩检验。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。