1) creaming estimation method
取精估计法
2) 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。
3) accuracy estimation
精度估计
1.
Dynamics of soil infiltrability of sloped lands under rainfall conditions measured with runoff-ponding method and the accuracy estimations;
产流积水法测量坡地降雨入渗动态过程及其精度估计
2.
Accuracy estimation is an important part in linear parameter processing,and cumulative-sum method is a new method for linear parameter processing.
精度估计是线性参数处理中重要的一部分,而累积法是进行线性参数处理的一种新方法。
4) precision estimation
精度估计
1.
The methods of precision estimation of GPS RTK survey production are given in this paper,and their application is introduced with examples.
针对GPS RTK技术定位精度验后估计的欠缺,给出了GPS RTK测量成果的精度估计方法,通过实例介绍了此法的应用。
2.
The methods of precision estimation of GPS RTK survey produc- tion are given in this paper.
本文针对此问题进行了研究,给出了GPS RTK测量成果的精度估计方法,并对GPS RTK测量技术用于控制测量的可行性进行了探讨,导出了相应的测量限差,为CPS RTK测量技术用于控制测量提供了理论依据和技术规定。
3.
After reading some related research papers and a whole study of the principles and methods of controling network,the writer probes into the technologies of GIS -based automatical place-selecting , automatical network building and tentative precision estimation of the controling network.
本文在阅读相关成果文献的基础上,通过对控制网布设原则和方法的系统研究,探讨了基于GIS的控制网自动选点方法和控制网的自动组网方法以及控制网的假设精度估计方法,提出了基于GIS技术,以数字高程模型(DEM)为基础,以数字地形分析为主要技术手段的控制网自动设计与优化的新方法。
5) estimation precision
估计精度
1.
To eliminate the imprecision of carrier frequency offset estimation using the cyclic prefix,a fitting method based on LS algorithm(CPLS) is proposed,which can dramatically improve the estimation precision.
针对OFDM系统利用循环前缀的频率偏移估计精度不高的问题,提出了一种基于循环前缀的频偏估计LS拟合算法(CPLS),该算法可显著提高频率偏移的估计精度。
6) accuracy
[英]['ækjərəsi] [美]['ækjərəsɪ]
估计精度
1.
The estimation accuracy and resolving power are investigated to measure the performance of joint spectrum.
研究了联合谱的估计的重要性能指标:估计精度和分辨力,估计精度用克拉美劳限CRB(Cramer RaoBound)来具体度量,分辨力由极化域—空域模糊函数以及模糊图来描述。
2.
Estimation accuracy of LFM signal parameters based on fractional Fourier transform are evaluated by a perturbation a- nalysis,and expressions for root mean square of estimation error of radian frequency and radian frequency rate are derived,the former is inverse proportion to observation time and the latter is inverse proportion to square of observation time.
本文采用一阶扰动分析的方法分析了基于分数阶Fourier变换的LFM信号参数估计精度,推导得到了频率估计误差均方值表达式和调频率估计误差均方值表达式,前者反比于信号时长,后者反比于信号时长的平方。
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