1) the gradient mapping
梯度映射
1.
This algorithm has combined the gradient mapping of binary edge image and the potential distribution of people\'s facial characteristics.
该算法将二值边缘图像的梯度映射和人的面部特征的潜在分布规律相结合。
2) Trapezoidal maps
梯形映射
3) degree of mapping
映射度
1.
By using the Brouwer degree of mapping theorem and the elementary methods of differential topology, Munkholm tape theorems are given.
利用Brouwer映射度理论和微分拓扑的基本方法,得到了Munkholm型定理。
2.
This paper generilized Lusternik_Schnirelmann theorem by the Brouwer degree of mapping theorem and the elementary methods of differential topology.
本文根据Brouwer映射度的理论和微分拓扑的基本方法推广了Lusternik_Schnirelmann定
4) mapping degree
映射度
1.
Two kinds of methods are given to prove Algebra Basic Theorem by means of homologygroup and mapping degree in this papa
使用同调群和映射度等工具,给出代数基本定理的两种拓扑证明。
2.
In this paper,we make use of the method of upper and lower solutions,cone theory,the Schauder-fixed point theorem,Amann theorem and mapping degree theory to study the Sturm-Liouville boundary value problems,and obtain existence conclutions which have multiple nongenative solutions under some certain conditions.
利用上下解方法,锥理论,Schauder不动点定理,Amann不动点定理以及映射度理论研究Sturm-Liouville边值问题(SL。
5) grey mapping
灰度映射
1.
To improve the efficiency of grey mapping,we presented a t.
为了提高灰度映射的效率,引入一种基于Delaunay三角剖分的三角线性插值的方法来处理大规模散乱数据的插值。
6) degree
[英][dɪ'ɡri:] [美][dɪ'gri]
映射度
1.
The concepts of classic Hopf invariant and degree are generalized on finite CW complex.
把经典 Hopf不变量和映射度的的概念推广到有限 CW复形 ,给出广义 Hopf不变量的一些性质和例
2.
f π1( M1) = π1( M2) ,then fis of non zero degree .
Reid ,王诗成和周青证明了如下定理:设 M1 , M2 为两个闭的非球状三维 Seifert 流形且它们的基本群的秩相同,如果映射f: M1 → M2 是π1 满射,那么它的映射度degf ≠0 。
补充资料:梯度
分子式:
CAS号:
性质:设体系中某处的物理参数(如温度、速度、浓度等)为w,在与其垂直距离的dy处该参数为w+dw,则称为该物理参数的梯度,也即该物理参数的变化率。如果参数为速度、浓度或温度,则分别称为速度梯度、浓度梯度或温度梯度。
CAS号:
性质:设体系中某处的物理参数(如温度、速度、浓度等)为w,在与其垂直距离的dy处该参数为w+dw,则称为该物理参数的梯度,也即该物理参数的变化率。如果参数为速度、浓度或温度,则分别称为速度梯度、浓度梯度或温度梯度。
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