2) normal estimation
法向量估计
1.
Commonly used methods for normal estimation are based on interpolation and derivative.
目的法向量估计算法是三维可视化中的一个关键环节。
3) orientation estimation
取向估计
1.
A key point detection algorithm based on orientation estimation;
一种基于取向估计的关键点检测算法
2.
The iterative optimization procedure also involves reducing the orientation estimation error,revising the salient measure and thinning the tensor voting results.
在引入迭代过程的基础上,修正底层的取向估计结果、修正原始算法的显著性测度函数,并对每次投票结果进行细化和修剪。
3.
Orientation estimation play an important role in many image processing and computer vision tasks.
取向是多维信号区别于一维信号的基本特征之一,取向估计在图像信息处理和计算机视觉的许多领域都有直接应用。
4) orientation estimation
方向估计
1.
Orientation Estimation and Tensor Voting Algorithms and X Ray Imaging;
方向估计和张量投票算法及X射线成像的研究
2.
Optimization and improvements are made on the existing orientation estimation of fingerprint area based on the Sobel operator.
对目前基于Sobel算子的指纹区域的方向估计进行了优化和改进,并提出了一种全新的投票加权的指纹方向校正方法,利用Poincare方法求奇异点时的部分结果校正错误的方向,在提高了算法速度的同时也获得了准确的指纹方向图,指纹图像增强的结果显示了本算法的优越性,具有很强的实用价值。
3.
An accurate calculation method to the degenerating diffusion term in this model is proposed,adopting two new orientation estimation methods-one based on the Hessian matrix and one based on tensor-and then making a comparison between the two.
提出了模型中退化扩散项的精确计算方法,并采用了两种新的方向估计方法。
5) estimation of wave direction
估计浪向
6) course estimation
航向估计
1.
Simulation result illustrates that the course estimation of the coming torpedo is very effective to the surface ships in the defense against wake homing torpedo by using suspended depth charge.
仿真结果表明,来袭鱼雷航向估计应用于在水面舰艇使用悬浮式深弹拦截尾流自导鱼雷中是非常有效的。
补充资料：插值估计法
插值估计法是根据统计资料中若干已知项目的对应关系资料来推算未知项目的对应关系的数值。有内插法、线性插值法和拉格朗日插值法等。
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