1) adaptive cluster sampling
适应性群团抽样
1.
A new inequality probability sampling——adaptive cluster sampling (ACS) is presented,which includes the conception,characteristics,the two basic estimators of ACS and some reviews.
介绍一种新的不等概率抽样技术——适应性群团抽样(ACS)。
2.
Based on the fractal theory,the adaptive cluster sampling technique for Nitraria tangtorum sand dune was studied by using the method of integrated remote sensing data and the actual survey data in Ulan Buh Desert.
以乌兰布和沙漠的白刺沙丘为主要研究对象,采用分形理论将遥感数据和实际调查数据相结合的方法,进行了适应性群团抽样技术的研究。
2) adaptive cluster sampling
适应性整群抽样
1.
On two stage adaptive cluster sampling to assess pest density;
应用二阶适应性整群抽样估计害虫密度
3) adaptive sampling
适应性抽样
4) adaptive sampling
自适应抽样
1.
The paper makes a detailed discussion on sampling measurement technology,and then analyzes an adaptive sampling measurement.
在对目前的抽样测量技术研究的基础上,分析了一种自适应抽样测量技术。
2.
This paper introduces a new measure based on entropy for adaptive sampling.
自适应抽样方法是减少这种噪声的一种很好的方法。
3.
The data stream on every distributed node is taken for a sub-tensor of the global data stream,based on the communication of distribution information between the distributed nodes and the central node,and can produce the synopsis data structure matrix through adaptive sampling on every distributed node\'s sliding window.
该算法将各分布结点上的数据流作为全局数据流的子张量,通过分布结点与中心节点的通信,在分布结点的滑动窗口中自适应抽样生成概要数据结构矩阵。
5) two phase adaptive sampling
两层自适应抽样
6) Adaptive sampling arithmetic
自适应抽样算法
补充资料：成团抽样
成团抽样
cluster sampling
成团抽样(eluster sampling)用于昆虫种群动态调查的抽样方法之一，即将总体分为若干组，从中随机抽取样组(见随机抽样，)，对中选组进行全查，各组调查结果合并，用以代表总体的抽样方法。进行时将总体(N)分成K组，对K组作随机抽样，并对入样的N*作逐个检查。第i组N，称为第i个集团。其简单估值法(CSE)为: XNl习间k习间K一kk一K 一 ，‘SZesEXesE= 1一李全艺:。 左i=l了=l不子么。尸"习间式中K为总体分组数;k为抽查组数。(李运璧)
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