1) generalized geometric feature
广义几何特征
1.
Feature is classified into generalized geometric feature and application feature; The geometric information of application feature can be represented by generalized geometric feature.
特征分为广义几何特征和应用特征,应用特征的几何信息可用广义几何特征表示;三维参数化特征建立在浮动基准体系上,在勾画平面上勾画二维参数化轮廓,勾画时可以引用三维模型在勾画平面上的投影,勾画轮廓经过广义扫描生成三维参数化特征,特征的定义过程用过程语义描述;隐式基准和虚索引对象为特征“剪贴”的实现提供了必要的保证,同时特征“剪贴”支持模型的重用、应用特征库的定义和用这些应用特征进行设计。
2) geometric characteristics
几何特征
1.
Influence of calorific effect of chemical reaction on geometric characteristics of laser remelting zone;
化学反应热效应对激光熔凝区几何特征的影响
2.
But the geometric characteristics for the intersections of quadtrees with the boundary of the region often tend to be complicated.
四叉树法是生成规则四边形网格比较好的一种方法 ,但四叉树与区域边界相交时几何特征复杂。
3.
This thesis proposed a novel technique to measure the geometric characteristics of living human skulls based on CT scan images.
随着以CT、MRI技术为代表的现代医学影像技术的发展,人体组织、器官的活体几何特征测量得以实现。
3) geometrical feature
几何特征
1.
Facial Expression Recognition Basedon Geometrical Features;
基于几何特征的表情识别研究
2.
The geometrical feature, Theological attribute, thermodynamic attribute of melt and die heating in the pipe extrusion were studied based on Finite Element Method in this article.
运用CAE技术,分析和总结了影响篮网式管材挤出机头内熔体流动的几何特征参数、材料流变性能、材料热物理因素及机头加热等问题,了解了篮网式管材成型机头的结构特点、流动特点和加工特点,为从事篮网式机头设计及工艺加工专业人员提供技术参考。
3.
The algorithm is based on the geometrical features of an aircraft and the mathematical morphology.
该算法利用飞机的几何特征,通过数学形态学的原理,在存有噪声干扰的运动图像中简单快速有效地识别出所需目标的重要部位,自动获取其跟踪模板,通过相关匹配技术实现对飞机重要部位的稳定跟踪。
4) geometrical characteristic
几何特征
1.
The geometrical characteristics of sunken column in North China Coalfield is summarized from the aspects of its planar shape, sectional shape,development height and axle center change, etc.
从平面形状、剖面形状、发育高度及中心轴变化方面,总结了华北煤田陷落柱的几何特征。
2.
In order to solve the problem,a new algorithm for calculating RCS is presented based on the geometrical characteristic of target aircraft configurations and the method of moment(MOM).
针对目前隐身飞行器外形雷达散射截面(RCS)难以准确计算的问题,提出了一种基于目标外形几何特征和矩量法的飞行器RCS算法。
3.
Rational Bézier representation for quadratic curve and its transition were put forward, which was the basis of computation of geometrical characteristics of NURBS method for quadratic curve.
提出二次曲线有理Bézier表示形式及其转换,为二次曲线的NURBS方法几何特征的计算奠定了基础。
5) geometric feature
几何特征
1.
Man-made target detection algorithm of sonar image based-on geometric feature;
基于几何特征的声呐图像人造目标检测算法
2.
Extraction of geometric features from model of triangular surface piece;
三角面片模型中几何特征的提取
3.
Simplification of scattered point cloud with geometric feature reservation
保留几何特征的散乱点云简化方法
6) geometric features
几何特征
1.
A method of modifying geometric features of NURBS surfaces;
一种NURBS曲面几何特征修改方法
2.
Modifying geometric features of NURBS curves via constrained optimization;
基于约束优化的NURBS曲线几何特征修改
3.
Online hand-sketched flow chart recognition based on geometric features;
基于几何特征的在线手绘流程图识别
补充资料:广义特征值问题数值解法
见代数特征值问题数值解法。
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