与其他步骤相比，数字曲线的多边形近似比其它图像分析任务都要重要。
Polygonal approximation of digital curves is one of the crucial steps prior to many image analysis tasks.
提出一种给定分段点数的轮廓多边形近似方法，继而提出一种快速断面图象间轮廊插值方法。
Giving the number of segment points, a polygonal approximation method is presented. Then a fast contour interpolating method is introduced.
这种算法在分解中利用多边形近似寻找出所有可能的分割线，结合血细胞是圆形的假设确定最佳分割线。
Polygonal approximation is used to find out all the possible split paths. And the optimal split path is chosen according to the assumption that blood cells are in round shapes.
该方法用多边形近似代替已提取出的飞机边缘轮廓，通过对该特征多边形的识别从而达到对飞机的识别。
The polygon is employed to present the aircraft contour approximately, and the aircraft can be recognized by recognizing the characteristic polygon.
算法具有多边形约简算法相同的优良的近似质量，并可在固定数据缓冲区空间内在线运算。
The quality of approximation is as good as polygonal boundary reduction, and it can process the data online in a constant buffer.
polygon画一个50边的多边形，来近似做一个半径为r的圆。
Thus, polygon draws a 50-sides polygon that approximates a circle with radius r.
利用构造出的多边形有理插值，采用凸多边形逼近任意凸域，通过区域边界温度离散值，插值近似区域内的温度场分布。
A convex domain is approached by a convex polygon, and the approximated temperature distribution within the domain can be interpolated with the temperature data at the boundaries of the domain.
提出了一种等值线标注的算法，通过先找出等值线的近似多边形，然后根据系统要求在等值线上或近似多边形上输出标注。
An algorithm for label of isograms is presented, firstly approximate polygon about isograms is found, then label on isograms or polygon according to system requirement is written out.
实验结果表明，该方法对于随机生成的简单多边形域三角化速度快，平均计算时间呈近似线性。
The tested analysis shows that for simple polygonal domains randomly generated, the algorithm is efficient in computation and has an almost linear run time.
实验结果表明，该方法对于随机生成的简单多边形域三角化速度快，平均计算时间呈近似线性。
The tested analysis shows that for simple polygonal domains randomly generated, the algorithm is efficient in computation and has an almost linear run time.
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