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First, a program which can be used to obtain the encoder values of each joint D. C. servomotor and then change them into angular position is developed. By means of cubic spline, the angular velocity and angular acceleration are calculated.

本文开发了实时采集和转换机器人各关节的码盘值为角位移的程序，并提出了以三次样条函数求各关节角速度和角加速度的方法，提高了计算精度。

The polarization angular correlation function is calculated by using azimuthal angular averaging.

在L、C及X波段下，首次用极化角相关函数对分形树森林环境中隐蔽目标进行了检测，说明极化角相关函数方法能够抑制杂波，突出隐蔽目标的散射特性，用于杂波环境中隐藏目标的检测。

Models for the electromagnetic interaction between the target and trunks or between the trunks and trunks are developed, and these models are used to derive the coherent fields scattered by the target and fractal forest. Then, the polarization angular correlation function is calculated by using azimuthal angular averaging, and used to detection target buried in forest.

本文用L系统对森林环境进行了理论建模；研究了有限长分层介质圆柱的树干散射模型；分析了倾斜粗糙地面上树干及分形树的电磁散射特性；讨论了环境对确定目标电磁散射特性的影响；研究了环境与隐蔽目标复合电磁散射，用角相关函数、极化角相关函数对隐蔽目标进行了检测。

A tapered incident wave is used to reduce the truncated error. The angular correlation function is calculated by Monte-Carlo generated rough surface, the enhancement on nonmemory line of the ACF can be used to detection a target placed over or under the rough surface.

在散射目标存在时，目标与粗糙面的复合多次散射场的角相关函数，在不满足记忆线条件下也有普遍较高的角相关函数值，即在非记忆线上的增强可以用于检测粗糙面上方、下方的散射目标。

The authors calculated the energy deposition coefficients of 4He + on C and Cu under the normally incident condition by using the improving bipartition model which accounts for the angular correlation of energy losses partly.

利用部分地考虑了能量损失的角关联的改进离子输运双群模型，计算了4He＋离子垂直入射到C和Cu上的能量沉积系数，改进了早期的离子输运双群模

The mutual coherence and angular correlation function of scattered wave from two dimensional non-Gaussian rough surfaces is deduced using the Gram-Charlie distribution, then the pulse scattering from two dimensional rough sea surface is calculated, and pulse broadeding is discussed.

基于Gram-Charlie分布函数并利用三阶统计特性推导出了非Gaussian二维粗糙面的双频互相关和角相关函数的计算公式，并以二维海面为例计算了其对几种典型波形脉冲的散射，讨论了脉冲展宽效应。

The building rules of GLCM （ the best gray levels and pixels interval） were confirmed by experiment. GLCM texture parameters of 300 wood specimens were calculated and assayed, and then placed into a Competitive Neural Network for classification output. The results are as follows: 1） GLCM parameters Angular Second Moment contrast , correlation , entr

以"角二阶矩"、"对比度"、"相关"、"熵"、"方差"、"逆差矩"作为描述木材纹理的特征参数是合适的。2）在比例为1：1的512×512木材图像情况下，生成灰度共生矩阵的最佳像素间距为4，最佳图像灰度级数为128.3）木材纹理图像灰度共生矩阵的"角二阶矩"、"相关"和"熵"值最大的方向为纹理方向。4）竞争神经网络的分类正确率为88％。

Using simple trigonometry, from the observed angular displacement of the star''s measured position and knowledge of the distance between Earth and Sun the distance of the star can be calculated.

使用简单的三角学理论，通过观察到的恒星移动的角度，以及已知的地球和太阳的距离，恒星的距离就能计算出来。

Using twodimension model,the radial distributions of dissociation products in coordinate and momentum space and the angular distribution are calculated and analyzed.

使用二维波包模型，计算并分析了解离产物在坐标和速度空间的径向分布以及速度角分布。

The probabilities of the individual pathways of the fragments at 234 nm were calculated from the relative quantum yield and angular distribution.

结合各向异性参数和量子产率，计算了n-C7H15Br分子在234nm波长下不同解离通道的比例。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。