There is a geometric constraint.
受到了几何限制。
A new geometric constraint solving method is presented.
提出了一种新的几何约束推理求解算法。
This algorithm is applied into the geometric constraint solving.
将此混合算法应用于几何约束求解中。
The geometric constraint is processed by the driven-tree analysis.
提出了利用驱动树分析几何约束的方法；
And a standing wave means there is a geometric constraint which is what?
驻波意味着有几何限制，几何限制又是什么？
The variation geometric constraint net is applied into fixture error forecasting.
将变动几何约束网络应用于夹具误差预测。
We transform the geometric constraint solving into the numerical optimization solving.
将几何约束问题转化为数值优化问题。
It transforms the geometric constraint solving into the numerical optimization solving.
将几何约束问题转化为数值优化问题。
This paper reports a method of finding the solution on the basis of geometric constraint.
推出了一套几何约束求解的方法。
Geometric constraint satisfaction is one of the kernel algorithms in feature based design system.
几何约束求解是基于特征设计系统的核心算法之一。
Geometric constraint systems can be divided into two categories: declarative and constructive systems.
几何约束系统可以分为陈述式和构造式两类。
Design decomposition is a highly effective way to improve a geometric constraint solver to make it efficient and robust.
通过设计分解可以提高几何约束求解的效率和数值稳定性。
In this paper, a method to build geometric constraint model of 2 dimensional drawing based on undirected graph is presented.
本文提出了一种基于图结构描述的二维图形几何约束模型的建立及存储方法。
Then, the best block matching points were selected adaptively using geometric constraint to improve the image matching accuracy.
然后，局部自适应地对特征点进行几何约束，从局部选取最优匹配点以达到提高图像匹配准确率的目的；
In this thesis, design based on geometric constraint is proposed to deal with dynamic two-view scene motion segmentation problem.
本论文提出基于几何一致性约束的动态二视场景运动分割设计。
Boundary conformity mesh generation must satisfy not only the boundary geometric constraint but also boundary topology constraint.
我们将既满足边界几何约束又满足边界拓扑约束的网格剖分称为边界一致网格剖分。
A two-step matching method for 3d face recognition is proposed. Feature points are detected based on curvature and geometric constraint.
针对3维人脸识别问题，提出一种由粗到细的两步识别方法。
All these measure along with propagation analysis of constraints established the theory and quick solution of geometric constraint engine.
通过约束传播分析，为几何约束求解引擎的实现提供了理论依据和快速算法。
Gradually using geometrical reasoning in whole process provides a kind of valid plan to solve 3-d geometric constraint models practically.
过程中使用的循序渐进的几何推理给实际求解三维几何约束模型提供了一种高效方案。
This paper first gives a common problem that Chinese character has similar local structure inside, and analyzes the usage of geometric constraint.
本文首先提出汉字存在局部结构重复的问题，分析了几何约束的原理及作用。
There is more practical significance for the research of geometric constraint solving, which is the core of parametric technology and variable technology.
该算法使得作为参数化技术和变量化技术的核心问题：几何约束求解的研究更具有实际意义。
A new strategy of constructing and managing the parametric model is used in used in this method. It extends usual graphics data structure to describe geometric constraint.
该方法引入了建立和管理参数化模型的策略，通过扩展一般的图形数据结构统一表示几何约束。
The main problems of Parameter design are abstraction and expression of the geometric constraint relationship, solver of geometric constraint and creation of geometry model.
参数化设计的关键是几何约束关系的提取和表达，几何约束的求解及参数化几何模型构造。
The reduction is carried out by using geometric constraint graph based on the point clusters. Then the sequence of reduction is computed and the geometric model is rebuilded.
该算法基于点簇对约束网络图进行归约，求得归约序列然后重构几何模型，具有求解速度快、可靠性高、应用范围广等优点。
By using the geometric constraint, the dimension constraint, the dimension equation and the dimension driving techniques of CAD, the typical simulation mechanisms are created.
采用CAD的几何约束、尺寸约束、尺寸方程和尺寸驱动技术，针对根据一些典型平面多自由度机构，构造出相应的模拟机构。
Based on analyzing the merits and faults in the geometric constraint satisfaction algorithm for the present, this article puts forward a new optimal algorithm for 2d full constraint.
从工程实际出发，分析了现有的几何约束求解方法中存在的问题，提出了一种新的二维全约束优化算法。
When transferring a geometric constraint equation group into an optimization model, we need a method to jump out of the local beat solution so that we can find a best global solution.
在将几何约束问题的约束方程组转化为优化模型的时候，需要找到一种方法来跳出局部最优解，进而找到全局最优解。
Variational design is the kernel of contemporary CAD technology. There are many solving methods for geometric constraint solving at the aim of variational design, but they all have some limitations.
变量化技术是当代CAD技术的核心，以实现变量化设计为目的的几何约束求解有多种方法，但它们都存在一定的局限性。
Variational design is the kernel of contemporary CAD technology. There are many solving methods for geometric constraint solving at the aim of variational design, but they all have some limitations.
变量化技术是当代CAD技术的核心，以实现变量化设计为目的的几何约束求解有多种方法，但它们都存在一定的局限性。
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