B-spline is the most popular method to present free-form curve and surface, and DP algorithm is the effective approach for solving discrete optimization problems.
样条方法是当前自由曲线曲面造型最为常用的方法，动态规划为解决离散最优化问题的有效手段。
Physics based modeling is one of the keen free form surface modeling method at present, and it should be a practical surface modeling method in the future.
基于物理的造型方法是当今曲面造型研究的热点之一，并可望成为今后曲面造型的实用工具。
A new high precision method is proposed to measure free-form optical lenses on line.
为达到高精度测量，提出一种可用于自由曲面光学透镜在线光学测量方法。
On the basis of a thoroughgoing study of the above methods, a non contact method for measuring free form surface automatically is given, and some key techniques are also described.
在深入研究上述方法的基础上，提出了一种自由曲面的非接触自动测量方法，介绍了测量系统的构成、曲面边缘的提取、自动扫描方式的规划以及测头跟踪方式等设计要点。
On the basis of a thoroughgoing study of the above methods, a non contact method for measuring free form surface automatically is given, some key techniques are also described.
在深入研究上述方法的基础上，提出了一种自由曲面的非接触自动测量方法，介绍了测量系统的构成、曲面边缘的提取、自动扫描方式的规划以及测头跟踪方式等设计要点。
Method A non-rigid registration method of multimodal medical images based on Free Form Deformation(FFD) was proposed.
方法提出一种基于自由变形模型的多模态医学图像的非刚性配准的方法。
Using high light efficiency, small size, non-continuous surface free-form lens design method.
高出光效、小体积、非连续表面自由曲面透镜设计方法。
The invention discloses a method for converting free energy stored in an ion concentration gradient form into electric energy.
本发明公开了一种将以离子浓度梯度形式储藏的自由能转化为电能的方法。
A new method of free form deformation which is controlled by parametric surface is presented in this paper.
提出了一种新的通过控制参数曲面来实现物体的自由变形的方法。
According to the feature of contacting measurement, the dissertation first puts forward the twice-sampling planning method for free-form surface in order to improve measuring efficiency.
根据接触测量的特点，为提高测量效率，本文提出了一种两次采样的曲面数字化规划方法。
A new method of free form deformation which is controlled by parametric surface is presented in this paper.
近年来为了克服直接操作自由曲面的困难，提出了几种自由变形方法。
The usual method of a free trade agreement negotiation is that all members negotiate to reach a uniform tariff reduction arrangement and finally form a free trade zone.
通常自由贸易协定谈判的做法是所有成员通过谈判达成统一降税安排，最终形成一个自贸区。
It is that the measurement point can be predicted via the arc extrapolation method and can be adaptive to sense the change of the free-form surface.
从测量速度和精度两方面考虑，提出采用圆弧切线外插算法控制激光束跟踪扫描，实现曲面的自适应跟踪测量。
On the basis of above research, the measuring error compensation method for free-form surface is proposed.
在此基础上，进一步提出了自由曲面测量误差的补偿方法。
The authors present a novel based on spline-driven free-form deformation method which adopts a simple 3d sketching technique and external-force constrain.
本文结合简单的三维绘制技术和外力约束方法提出了一种基于样条曲线驱动的自由变形方法。
The new method of re-construction of free-form surface which takes full advantage of conventional design and reverse-engineering is introduced in this paper.
介绍了将逆向工程与正向设计结合实现自由曲面模型重构的新方法。
A novel method is proposed to calculate the minimum distance from tool to free-form surface, to solve tool interference problem in 5-axis nc sculptured surface machining.
提出了一种求解曲面到刀具极值距离的方法，以解决曲面5轴数控加工中刀具与曲面的干涉问题。
This article put forward a new method for layout the track of automatic fiber placement on free form face-track layout based on STL document format.
文章提出了一种用于自由曲面零件铺丝束成型轨迹规划的新方法，即基于STL文件格式的轨迹规划。
Chapter 2 defines verbs bound with adverbial from a new view by use of the concept of bound form and free form and proposes a practical method to test verbs bound with adverbial.
第二章利用“粘着”和“自由”概念重新界定粘状动词，提出带有可操作性的粘状动词鉴定方法。
The design method of the system and the characteristics of its components are studied in detail. By using this system, a known free-form surface can be measured and its profile error can be assessed.
详细研究了测量系统各组成部分的特性和系统的实现方法，完成了已知自由曲面的测量和轮廓度误差评定，实现了未知自由曲面的测量和数学模型的建立。
By adopting this method the formation of form belongs to a deposition of metallic atomic level, so that it can form roughness-free opening.
由于采用了这种方法，模板的成形是属于金属原子级的沉积，因而可形成无粗糙度的开口。
On the base of the fairing of free-form surface reconstruction from 3d data points, this paper probes one method based on shape constraints.
针对三维数据点重构自由曲面的光顺问题，探讨了一种基于形状约束的曲面重构技术。
A nonlinear calibration method based on vanishing-point theorem is applied to calibrate the system and the image features of a free-form surface are enhanced by projecting arrays of dots.
基于灭点理论法进行了系统的非线性标定，采用投射光斑法增加自由曲面的图像特征；
In the last few years, inkjet technique has attracted great attention for its use as a form-free fabrication method for building 3-D structure of inorganic materials and combinatorial material chips.
近年来，喷墨制备技术被用于无机材料复杂三维结构无模成型和材料芯片的制备中，受到了国内外研究人员的广泛关注。
Aiming at the global collision detection in 5-axis NC machining free-form surfaces, it proposes a new method to primarily detect collision real-timed.
针对五轴数控加工复杂曲面的全局干涉问题，提出了一种实时干涉初步检测算法。
A novel lightweight, wide field-of-view eyepiece for HMD is achieved using a free-form-surface (FFS) prism. The design method is discussed and the design result is presented.
通过采用自由曲面(FFS)棱镜实现了大视场轻型头盔显示器目视光学系统，讨论了FFS头盔显示系统的设计方法并给出了设计结果。
A novel lightweight, wide field-of-view eyepiece for HMD is achieved using a free-form-surface (FFS) prism. The design method is discussed and the design result is presented.
通过采用自由曲面(FFS)棱镜实现了大视场轻型头盔显示器目视光学系统，讨论了FFS头盔显示系统的设计方法并给出了设计结果。
应用推荐