查询词典 hemispherical shape

By using very general implicit shape primitive—algebraic surface, our scheme can represent more general 3D surfaces than other implicit surface reconstruction techniques.

同其它隐曲面重建方法相比，我们的方法通过使用很具一般性的隐式形状单元—代数曲面—可以表示更一般的三维表面。

The finite difference is used to approximate differential operation; the reflectance map equation described by the first order nonlinear differential equation is transformed into an algebraic equation about the unknown surface heights, and then the objective equation is constructed by the reflectance map equation and gradient information of image. Moreover, the Newton iterative algorithm is utilized to obtain the numerical solution and 3D shape of the surface.

采用有限差分近似微分运算，将一阶非线性微分方程所描述的反射图方程转化为关于未知表面高度的代数方程，再由反射图方程和图像梯度信息构造目标方程，进而用Newton迭代算法求出该方程的数值解，得到表面三维形状。

Two-phase-learning is adopted. The strongpoint is that intuitionistic knowledge can be used to control the segmentation by using input-weight and distant-weight. Examples prove that segmentation using SOFM network is right and efficient. Surface fitting is an absolutely necessarily process in REGM. Surface fitting includes algebraic and parametric surface fitting. Algebraic surface fitting has not extra requirement for data distribute format and boundary shape.

第三种方法把人工智能用于反向工程的数据分区，因为数据分区的实质是相似特征的聚类，而神经网络可以实现自组织特征映射，在本论文中第一次把自组织特征映射神经网络用于多视图点云的数据分区，通过神经网络对数据点的坐标、法向量等几何特征进行聚类，并且运用了快速稳定的训练方法——两阶段训练算法，最重要的是，通过距离权值和输入权值可以把用户观察所得的直观知识加入聚类过程。

Objective To explore the simulation technology of tooth movement during the virtual orthodontic treatment and help the doctor rapidly design the shape of invisible tooth aligner.

目的：研究口腔数字化正畸矫治中的牙齿虚拟移动仿真技术，为制作透明隐形矫治器过程中一系列母模的数字化建模设计作准备。

We have all seen the economy in much worse shape then ever before.

我们已经看到，经济形势比以往任何时候都糟糕。

I believe that to get people to switch allegiance now requires a sample in some shape or form, he says.

我相信，得到人民的切换效忠，现在需要的样本，在一些形状或形式，他说。

Flower shop in the market to go to a bowl of small potted plants to attract my attention and asked the owner, I realize that it Alocasia called it the shape of some of the legislation as the Goddess of Mercy Honglian, green leaves, tip purple circle with a little lace, I asked about price, not expensive, it would happy to buy a home.

在花鸟市场里逛来逛去，一盆小型盆栽吸引了我的眼球，问了店主，我才知道它叫观音莲，它的形状有些像观音菩萨所立的红莲，绿色的叶子，叶尖圈着一点紫色的花边，我问了一下价格，不是很贵，就欢天喜地地把它买回了家。

There are significant differences among the aloes which have different breed and shape from others.

芦荟的品种至少有300种以上，其中非洲大陆就有250种左右，马达加斯加大约有40种，其余10种分布在阿拉伯等地。

Brooks: I talked to Alonzo earlier today and he was going on and on about how Penny is in tremendous shape.

记者布鲁克斯：今天早些时候我跟阿隆佐-莫宁谈过，他说了很多关于便士哈达威状态非常好的话。

Alpha decay half-lives of even-even superheavy element s are calculated in the framework of the effective liquid drop model using the combination of constant asymmetry shape description for the mass transfer and the effective inertia coefficient.

利用有效液滴模型计算了偶偶超重核的α衰变半衰期，计算过程中采用了保持碎片体积守恒的不对称形状描述以及有效惯性系数计算Gamow势垒穿透因子。

The studies on the developing of new media are very important to the increasing of the area density of HDD and to the implementation of hybrid recoding technology.

光磁混合记录方法，是一种可以突破超顺磁极限的限制，并进一步提高硬盘记录密度和读写速率的一种新型超高密度信息存储方式。

In io, mTOR inhibition promotes T cell anergy under conditions that would normally induce priming.

体内研究中，在正常可激发免疫反应的条件下，抑制mTOR可促使T细胞无能。