查询词典 geometric

This paper gives a combined algorithm of recognition for different simple geometric objects which is in a particular 3D scene, Meanwhile the distance between the target and mobile robot, and the deviation angle of the target relative to robot can be directly detected by using binocular cameras structure.

文章提出了在特定三维场景中，对不同研究对象采取不同处理方式的复合算法，实现了对于机器人视野内简单几何物体的识别，同时使用双目摄像机结构，直接探测出目标物体相对于机器人的深度距离及其方位角度。

Detailed contents are given as follows:(1)In views of the x-ray laser target chamber on the SG-II high-power laser facility and the experimentally physical demands, the key influencing factors, such as the elliptical eccentricity and the spectral detection angle, on the angular dispersion, the spectral resolution,and the photometric parameter were studied by the elliptical self-focusing geometric principle. In order to increase the spectral and spatial resolution, using ray tracing code and optical path function, optimization calculation was carried out for an elliptical crystal spectrometer.

进一步以此为核心开发出了一种新型的X射线测量与诊断系统，取得了一些新的科研成果，可为王王淦淦昌昌院士、王大珩院士二老倡导研制成的用于国防科研、激光惯性约束聚变、强激光与物质相互作用、X射线激光等物理研究的大型钕玻璃高功率"神光II"激光装置上的物理实验提供更有效的诊断X射线谱手段，扩充了其应用范围，也对激光等离子体辐射keV以上能区段的X光发射和吸收的原子物理过程与机制、占据动力学、谱形态结构等方面做了深入一步的理论和实验研究。

Proceedings from the theory of geometric optics,the condition adaxial noncoherent imaging of Fizeau opticalsynthetic aperture imaging system is derived to achieve diffracion limited performance over a finite field of view,and the conclusion is that the angular magnification of the individual telescope must be equal to the linear demagnification factor.

从几何光学理论出发，详细推导了斐索型光学合成孔径成像系统的近轴非相干成像条件，即子望远系统的角放大率等于系统的线性缩放因子。对于焦平面上的像点而言，合成孔径成像系统可等效为一个带有特殊形状孔径光阑的望远系统，这要求该孔径光栏的开口形状和位置分布与合成孔径成像系统各子系统孔径大小和位置分布相一致。

The geometric structures of the ground states of anisole and anisole cation also are optimized at HF/6-31G level, furthermore, the stable structure is acquired. In addition, we also calculate the energy of anisole and its main fragment ions.

应用高斯软件采用HF/6-31G 方法对苯甲醚分子和苯甲醚阳离子基态的几何构型进行优化得到其稳定构型，并计算了苯甲醚分子离子及其初级解离产物的能量。

Keywords: time evolution;cyclic solution;geometric phase;Aharonov-Bohm scattering;anomalous magnetic moment

中文关键词：演化；循回解；几何相；Aharonov-Bohm 散射；反常磁矩

Time evolution;cyclic solution;geometric phase;Aharonov-Bohm scattering;anomalous magnetic moment

中文主题词：演化；循回解；几何相；Aharonov-Bohm 散射；反常磁矩

Based on the three dimensional surface data of the face and skull, methods of geometric analysis on them are presented through these parameters with their numerical calculating methods under the landmarks of the anthropologist and anthropometrist are proposed,which is the foundation of the statistical model that will be used in the field; 4Geometric analysis methods that based on the approximation coefficients of spherical harmonic functions are proposed.

以三维面皮和颅骨数据为基础，分别给出了基于公安法医学标志点和人体测量学标志点的几何分析主要途径和方法，确定了几何分析的主要参量，并给出了相关的计算方法，为建立颅面统计模型奠定基础； 4基于球面调和函数的颅面形态学的几何分析方法。

Geometric active contour is antinoise and fit for the cell image segmentation.

几何化活动轮廓相比传统的边缘检测有较强的抗噪声能力，并且能自动拓扑变形，适用于贴壁细胞图像的分割。

A new non-conforming finite element FE eigenanalysis method is developed to determine the order and angular variation of singular stress states at material and geometric discontinuities in anisotropic materials subject to antiplane shear loading.

提出采用一种非协调元有限元特征法来计算各向异性材料在反平面剪切载荷作用下的奇性应力指数和奇性场角分布。该方法没有采用奇异变换技术。与以前的几种解析法比较，结果表明这种方法的收敛性好，精度高，可以求解关于复杂几何体问题

It is pointed out that Ming Antu was the first inventor of Catalan numbers in the world . He constructed one geometric model, in which some infinite series with Catalan numbers as coefficients were contained.

指出了明安图是世界上第一位卡塔兰数的发明人，他构建了一个几何模型，在这个几何模型中包含了用卡塔兰数作为系数的无穷级数。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。