In explicit UPDATE STATISTICS operations in MEDIUM mode, a new SAMPLING SIZE option in the resolution clause specifies the minimum number of rows to sample for column distributions.
在使用MEDIUM模式的显式的UPDATESTATISTICS操作中,可以在resolution子句中使用新的SAMPLINGSIZE选项为列分布抽样指定最小行数。
This sample only USES a portion of them: URL, snippet, title, cached size, related information present, host name, and the query keyword itself for test purpose.
出于测试的目的,本示例只使用其中的一部分列:url、片段、标题、缓存大小、相关信息、主机名和查询关键字本身。
The sample size of a treatment is the number of people who received that treatment.
一个处理水平的样本量为接受这个处理水平来访者的数量。
To further unravel the story of this newly identified, still mysterious species, they say, a larger sample size is needed.
他们说,为了进一步揭开这种新发现的依然神秘的物种的面纱,更大的样本量是必须的。
The researchers also did something a lot of researchers do when their sample size is simply too small to study - they combined two groups that are potentially very different.
即使样本数量不足于进行研究,研究者们还做了些很多其他研究者们做过的事情——他们把可能性十分不同的两组结合在一起。
Patterns are hard to spot because even when researchers use a large sample size, only a much smaller number of people will get cancer.
即便是选取更多的试样人群,这种局面也很难说清,因为毕竟只有很少部分的人会患上癌症。
Bernardi's study is limited by a small sample size and uniformity between participants-all were healthy Caucasians between the ages of 24 and 26.
贝尔纳迪的研究由于参与者的样本量小和一致性而受限——都是年龄在24 - 26的健康白种人。
However, given the small sample size and limited nature of the population studied, naturally these results should be taken with a grain of salt until replicated by other researchers.
但因研究对象范围小以及研究对象的局限性,在有其他研究者进行此研究前,对此研究结果应持谨慎态度。
Does the sample size of the population, is it large enough compared to the population as a whole.
人群样本大小,足以大到与整个人群相比吗。
In explicit UPDATE STATISTICS operations in MEDIUM mode, a new SAMPLING SIZE option in the Resolution clause can specify the minimum number of rows to sample for column distributions.
在MEDIUM模式的显式的UPDATESTATISTICS操作中,resolution子句中新的SAMPLINGSIZE选项可以指定列分布进行抽样的最少行数。
The sample application structure delivered with WebSphere MQ is set to an initial size of 266 MB and a maximum size of 512 MB.
与WebSphereMQ一起提供的示例应用程序设置的初始大小为266MB,最大大小为512 MB。
How to define training sample size and therefore select classifiers is a problem to solve in actual classification considering the cost of acquisition of samples.
考虑到样本获取的代价性,如何根据训练样本的大小来选择有效分类器是实际分类中需要解决的问题。
The findings supply a theoretical basis for selecting sampling mode and sample size for the study of the disease.
以上结果为在病害调查中确定取样方式与样本大小提供了理论基础。
The sampling frequency and the sample size can be adjusted according to the effectiveness of the segregation between the adjacent Grade A and B zones.
可根据B 级洁净区对相邻A级洁净区的影响程度,调整采样频率和采样量。
However you can raise the sample size to 10 at the cost of some additional CPU usage in order to closely approximate true LRU, and check if this makes a difference in your cache misses rate.
你可以提升样品大小配置到10,它将接近真正的LRU算法,并且有不同错过率,但是要消耗更多的CPU。
A requirement of this exercise is that you know in advance exactly what your risk is on each trade in your 20-trade sample size.
这个练习要求你在20笔的交易前能提前知道自己的风险是多少。
By measuring the skull size and volume of a large sample of tigers, lions, leopards and jaguars, they found that the tiger has a bigger brain than its big-cat Cousins.
通过测量大的老虎、狮子、豹和美洲豹样本的头骨尺寸和体积,他们发现,老虎有一个比它的大猫表亲更大的大脑。
Previous studies on work disability related to whiplash are very heterogeneous, are often limited in sample size and show a wide variability in terms of results.
经常限制样本量的大小并得出一个变异范围非常大的结果。
Experimental results indicate that the support vector machine performs a number of unique advantages in solving the small sample size, non-linear problems.
经过实验证明支持向量机在解决小样本、非线性问题中表现出很好的优势。
Using simulation result as a substitute for data of test sampling, obtains the relation between sample size and sum of buildings, and it would be helpful to calculation of sample size.
利用模拟结果代替试验抽样数据,得到了样本容量与建筑总量的变化关系,为样本容量的计算提供了帮助。
Since the characteristic properties of polymers depend intimately upon the size of the macromolecules present in the sample it is essential to have a method of describing their dimensions.
由于聚合物的性质最初取决于样品中大分子的大小,因此采取一种能描述他们体积的方法是必要的。
With the assumption that the sites of fracture nucleation are randomly distributed in the sample, we deduce out a set of enclosed equations for predicting the fragment number and size distribution.
同时,假设断裂成核点随机分布于样品中,依据统计原理导出了一组完备的方程组,由此从理论上给出了碎片的数目及其大小分布关系式。
However, there's bias in the report. The research with small sample size negates a generation of the only children is an overgeneralization.
但是,报告也有偏颇之处,小样本量的研究并不能以偏概全,从而否定一代独生子女。
The chain length distribution of a oligomeric polystyrene sample initiated by n-butyl lithium was determined by high performance size exclusion chromatography on a ultraviolet absorption detector.
用高效尺寸排除色谱以紫外吸收光度计寿检测器,测定了一个以正丁基锂引发的聚苯乙烯齐聚物的链长分布。
However, this is just a tentative case study and the small sample size limits to some extent the generalization of the findings made in the study.
由于本文只是个案研究,样本数量少,在一定程度上限制了研究结果的普遍性。
Results Actual use of the method for estimating sample size and the relationship between effect factors and sample size were illustrated by a example of case control family study of liver cancer.
结果用实例说明了病例对照家系设计中样本含量估计方法的应用与影响因素和样本含量的关系。
A capillary gas chromatography method for determination furfuryl alcohol was established through studying correction factors and range of sample size.
通过对工业糠醇各组分相对重量校正因子和样品进样区间的研究,建立了一种用毛细管气相色谱测定工业糠醇的方法。
A new computational formula of fiducial probability in consideration of sample size and subsample standard deviation is derived from the least squares principle.
利用最小二乘原理,推导出考虑样本容量和子样标准差的求解置信概率的函数,继而确定数据的置信区间,对数据进行筛选。
A new computational formula of fiducial probability in consideration of sample size and subsample standard deviation is derived from the least squares principle.
利用最小二乘原理,推导出考虑样本容量和子样标准差的求解置信概率的函数,继而确定数据的置信区间,对数据进行筛选。
应用推荐