提出了一种计算海量平面点集凸壳的快速近似算法——点集坐标旋转法(PSCR)。
The paper presents an efficient approximate algorithm for Convex Hull of very large planar point set. That is Point Set Coordinate Rotation Algorithm(PSCR).
该算法检测速度快、精度高,而且具有旋转不变性,有效的解决了基于直角坐标的检测算法的不足。
This algorithm has many advantages, such as fast detection speed, high accuracy and rotation invariance. It resolves the disadvantage of the detection algorithm based on rectangular coordinates.
提出了一种新的基于坐标旋转的凸包算法,并将其运用在对圆度误差的最小外接圆评定算法中,减小计算量。
The author proposed a new rotating coordinates convex hull algorithm, and using it in assessing roundness to reduce the computation.
本文采用数字坐标旋转(CORDIC)算法将极坐标图像转化为直角坐标图像,并采用三次样条插值的方法对漏点进行弥补。
The CORDIC algorithm is adapted to convert the polar coordinate image to the rectangular coordinate image, while cubic spline interpolation is used to interpolate the vacant pixels.
基于移位加的坐标旋转数字计算机算法是用硬件实现超越函数的最简单方法。
The CORDIC algorithm based on shift and add operations is the simplest algorithm of the transcendental function.
在捷联惯导数字迭代算法中,姿态算法有效处理了导航坐标系旋转的影响,利用位置矩阵求解位置的方法很容易地解决了涡卷误差的补偿问题。
The rotation effect of navigation coordinate is well compensated in SINS attitude algorithms. Scrolling error compensation can directly be used in the position matrix update algorithms.
通过算例证明,该算法用于旋转结构的有限元网格自动生成,其坐标计算精度和效率均很高。
Certification is made though calculation example that utilizing this algorithm on the automatic generation of finite element mesh of rotative structure we will get very high maculation ac...
针对光照条件不好的图像,提出了一种先旋转坐标轴,后双向重建的算法。
For the images of bad light conditions, propose an algorithm which first rotates coordinates and then bi-direction reconstruction.
针对光照条件不好的图像,提出了一种先旋转坐标轴,后双向重建的算法。
For the images of bad light conditions, propose an algorithm which first rotates coordinates and then bi-direction reconstruction.
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