1) closing digital curve
闭合数字曲线
2) closed curve
闭合曲线，闭曲线
3) closed curve
闭合曲线
1.
In the procession of image recognition of numeral instrument,selects closed curves as integrate features of those character images,makes the sub region where the end of last drawing of numbers locate of the character images as the major specific features,and then recognizes the character of numeral instrument.
针对数显数字字符,将数学形态学的膨胀和细化处理后的字符图像看作是1幅连通图,根据图论中闭合曲线特征,选择闭合曲线作为其整体特征对10个数字字符进行初次分类,将笔画端点所处字符图像中4个子区域的位置作为主要的细节特征,对字符进行识别。
2.
In the procession of image recognition of numeral instrument dynamic displayed,this paper selects closed curves as integrate features of those character images,makes the sub region where the end of last drawing of numbers locate of the character images as the major specific features,and then recognizes the character of numeral instrument dynamic displayed.
在对动态仪表的数显数字字符图像识别中,将细化后的字符图像看作是一幅连通图,选择闭合曲线作为其整体特征,将笔画端点所处字符图像中子区域的位置做为主要的细节特征,对字符进行识别。
3.
By counting the number of vertexes and Sides and analyzing their quantitative relationship,whether closed curves exist or not in an image is determined.
本文从图论的观点出发 ,通过抽取细化后图像中的端点、歧点和叉点等特征点作为图的顶点 ,计算出图的边数ε和顶点数v ,在分析二者数量关系的基础上 ,确定图像中闭合曲线的存在性 。
4) digital curves
数字曲线
1.
A PSO algorithm for polygonal approximation of digital curves restricted by solution of reference;
参照解约束下数字曲线多边形逼近的PSO算法
2.
After tile digitizing process,cartographic curves become broken lines,which are called digital curves.
引入了衡量ＧＩＳ数字曲线复杂性的四种指标，提出了误差建模中趋势项分离的样条函数法，考察了分离一组具有不同复杂度模拟曲线的有效性，并与差分法进行了比较。
5) Digitizing Curve
数字化曲线
1.
Conditional Adjustment Method with Parameters for Digitizing Curve;
数字化曲线的附有参数的条件平差
6) A class of closed curve
一类闭合曲线
补充资料：Hesse曲线(代数曲线的)
Hesse曲线(代数曲线的)
Hessian (algebraic curve)
11油限曲线(代数曲线的)【H台自11(.妙如允.抖e);recc咖，T~aaa，即r药pa一吸ee二o‘二p.助蓝] n次代数曲线(司罗玩水c~)的He丈祀曲线就是其极二次曲线能分裂为两条直线的点的集合，也是第一极曲线的二重点构成的集合.n次非奇异曲线的He丈七曲线是一条次数为3伪一2)、类为3(n一2)(3n一7)的曲线.设介O是这条n次曲线的齐次坐标方程，关丘=刁:f/刁xi刁、，则它的He丈犯曲线的定义方程为 !不:关:五，} }五:关:五31=0. }人，人2人3}特征不等于3时的三次非奇异曲线的H既七曲线与这条曲线交于9个通常拐点.因O.H改e(l 844)而得名. A .E.H困阳。B撰
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参考词条