1) sample
抽样点
1.
A method of getting efficacious samples number in our improved algorithm is also proposed in this paper.
基于两阶段随机规划的求解问题对不确定条件过程优化是十分重要的,本研究将蒙特卡罗积分策略与基于对偶理论的可行域限定条件相结合提出了改进算法,同时还提出了两阶段随机规划改进算法中确定有效抽样点数的方法,算例证明了该算法的有效性以及确定有效抽样点数判据的可行性。
2) number of sampling points
抽样点数
3) sample point,sampling point
"取样点,抽样点"
4) sample
抽样
1.
Directed multi-level sample successive elimination Algorithm;
方向性多层抽样继承排除全搜索算法
2.
The application of sample in incremental update of sequence pattern;
抽样技术在序列模式增量更新中的应用
3.
The Method for Data Mining Based on Entropy Theory and Sample Test;
基于信息熵理论和抽样测试的数据挖掘
5) sampling
抽样
1.
Sampling and acceptance of shaped refractory products;
定形耐火制品的抽样与验收
2.
Development algorithm of single sampling inspection plan of pass-fail experiment;
成败型一次抽样检验方案算法的等价变形
3.
The sampling and application way of the inspection on mechanical and electrical products on the same productive state;
相同生产条件下机电产品检验的抽样方法与实施程序
6) two-stage sampling
二阶抽样
1.
Extension of two useful results in two-stage sampling and its applications;
对二阶抽样中两个定理的扩充及其应用
2.
Based on the calculations in simple random sampling,stratified random sampling and two-stage sampling,it is shown that when the sampling size of two-stage sampling is 1/2 that of simple random sampling,the mean square error is much smaller than that of simple random sampling.
在通过对简单随机抽样、分层随机抽样和二阶抽样的实例计算之后,证明二阶抽样在抽样样本量为简单随机抽样的1/2时,其样本方差远小于简单随机抽样的样本方差;在样本量与分层随机抽样相同的情况下,其样本方差也要远小于分层随机抽样方差,提高了抽样数据的可信度和精度,从而肯定了二阶抽样方法对于数控机床可靠性研究中数据抽样问题的适用性,节约了抽样成本。
3.
Based on the precision and the cost of the relationship between the use of conditional extremum for the function of several variables method to determine when the first sample for sampling with probability proportion to size,the second-simple random sampling,the two-stage sampling is optimal allocation.
本文根据精度与费用之间的关系,利用求多元函数条件极值的方法,确定当第一级抽样为有放回PPS抽样,第二级抽样为简单随机抽样时,二阶抽样的样本容量最优分配。
参考词条
补充资料:验收抽样检验和监督抽样检验标准
验收抽样检验和监督抽样检验标准
standards for acceptance sampling and audit sampling inspection
扣nshou ehoUVa叩Jianyan he iiandu eh以JYang iianyanbi0Ozhun验收抽样检验和监督抽样检验标准(stands记sfor accepteLnce sampling and audit saznpling Ins侧沈-tion)有关抽样检验的中华人民共和国国家标准至1卯8年已达20个。其中验收抽样检验标准有巧个,它们是:①《逐批检查计数抽样程序及抽样表》(GBIT2828一1987),②《周期检查计数抽样程序及抽样表》(G田T282乡一1987),③《不合格品率的计量抽样检查程序及抽样表》(GBIT6378一1986),④《计数序贯抽样检查程序及表》(GBZT8()5l一1987),⑤《单水平和多水平计数连续抽样检查程序及表》(CBIT 5052一1987),⑥《不合格率的计量标准型一次抽样检查程序及表》(GBIT 8()53一1987),⑦《平均值的计量标准型一次抽样检验程序及抽样表》(GBIT 8()54一1卯5),⑧《不合格品率的计数标准型一次抽样检查程序及抽样表》(GB/T13262一1991),⑨《跳批计数抽样检查程序》(GWT13263一1卯1),⑩《不合格品率的小批计数抽样检查程序及抽样表》(GB/T 13么抖一I卯I),⑧《抽样检查导则》(G田T13393一1卯2),⑩《挑选型计数抽样检查程序及抽样表》(GBIT13夕场一l卯2),O《粒度均匀散料抽样检验通则》(G脚T 13732一l卯2),。(孤立批计数抽样检验程序及抽样表》(GBIT 1523乡一l更抖),0《计量截尾序贯抽样检验程序及抽样表》(GBIT l63()7一l型拓)。 监督抽样检验标准有5个,它们是:①《产品质量监督计数抽样程序及抽样表》(GBIT 14162一1卯3),②《产品质量平均值的计量一次监督抽样检验程序及抽样表》(GB/T 14灾盯一l臾抖),③《产品质量监督小总体计数一次抽样检验程序及抽样表)(CBITI,侣2一1卯5),④《产品质量监督复查程序及抽样方案》(GBIT163C盼一1性尧刹玉),⑤《产品质量监督计数一次抽样检验程序及抽样方案》(eBzTI科37一l期)。 在上述的抽样检验标准中,较有代表性的抽样检验标准是GBIT2828、GB/T132以、GBIT6378、GBlT8()54,月41,、侧,J
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