1) harmonic division
调和分割
1.
Definitions of hyper-planar symmetry transformation and central symmetry transformation in projective space Pn are given based on infinite far point, harmonic division and projective transformation.
借助于射影空间Ｐｎ中的无穷远点、调和分割和射影交换，给出了。
2.
Through study,the property is found out that planes cutting edgewise quadric curve and quadric intersections from the quadric surfaces become the harmonic division.
文中采用了射影几何的方法 ,证明了画法几何中关于两个二次曲面相交的著名的复切定理和蒙日定理 ,通过研究得出了周切线平面和交线平面成调和分割的性质 ,同时还得出了处于复切的二次曲面必存在相公切的二次曲面的性
2) process of image
色调分割
3) cutting apart and dispatching
分割调度
1.
Here some new methods are introduced during the generation of virtual vision of geographic environment, such as environment geometric modeling, the combination of geometric model, special effect rendering, cutting apart and dispatching method, and vision coinciding.
叙述了如何生成基于真实地形数据的、具有逼真地球表面文化特征和自然景象的虚拟地理环境视景,主要论述了虚拟地理环境视景生成平台的构成、设计、模型的构建、离散模型的连接组合、光照技术、天空模型、特殊效果的绘制、分割调度的应用等技术。
5) object detecting and segmenting
目标检测和分割
1.
Aimed at the original Snake model can’t handle topological changes and represent clear geometric quantities in object detecting and segmenting, a novel model for object detecting and segmenting was presented.
针对传统Snake模型在图像目标检测和分割时不能处理拓扑变化以及不能反映出演化曲线的内在几何特性,提出了一种改进模型——基于水平集的测地主动轮廓模型。
6) image segmention and registration
图像分割和配准
补充资料：Dedekind分割
Dedekind分割
Dedekind cut
D日加脑目分割[D汕如目cut;皿e八eKou皿。即ee，e。。e]，分割(cut) 把实数集R(或有理数集Q)分割成两个非空集合A和B，其并为R(或Q)，并使得对任何a6A和be及都有a
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条