Don't jump to conclusions based on a small sampling of data.
不要只根据少量的数据样本,就急于得出结论。
In addition to sampling error, question wording and practical difficulties in conducting surveys can introduce error or bias into the findings of survey data.
除了采样误差,在调查中提问的措辞和一些实际困难也会导致在采集数据中产生误差或偏差。
There are two factors that affect ADC: a minimum (threshold) amount of data is available for sampling (ADC_THRESHOLD) and a minimum percentage of useful data in the sampling buffer (ADC_MINPCT).
有两个因素会影响adc:可用于抽样的最小(阈值)数据量(adc _ THRESHOLD)和抽样缓冲区中有用数据的最小百分比(adc_minpct)。
The preciseness of this data depends upon a large number of factors such as the type of sampling algorithm used, the number of samples taken, and the skew of the data.
这种数据的准确性取决于很多因素,例如采用的抽样算法的类型、抽样的数量和数据的歪斜情况。
To improve the performance and lower the storage requirements of this routine, the estimation can be based on a subset of the data using extremely fast sampling on the page level.
为了改进性能并降低例程的存储要求,估算可使用页面级的极快速取样基于数据的一个子集。
The Response Time Breakdown page allows you to set the type of data that you see during a run, the sampling rate for that data, and whether data is collected from all users or a representative sample.
页可以让您设置您要在运行时看到的数据类型、这些数据的样本率以及收集所有用户的数据还是特定用户的数据。
The Quality Control Sampling Agent has the simple task of measuring the status of the database and recording this data in a database table.
质量控制抽样代理(QC抽样代理)的任务是简单地度量数据库的状态,并将该数据记录在一个数据库表中。
On the Sampling page, you can limit the amount of data being collected by specifying either a fixed percentage or a fixed rate of all the data to collect (Figure 11).
在Sampling页面,您可以限制收集数据的数量。这可以通过选择所有数据收集的fixedpercentage或者fixedrate来实现(见图11)。
A sampling of these include weather prediction, data mining, genetic and biomedical engineering, and artificial intelligence applications. 5.
这些问题的示例包括天气预报、数据挖掘、遗传和生物医学工程,及人工智能应用。
A filter specifies which transactions you want to collect data from. Sampling specifies what subset percentage or number of transactions that you want to collect data from.
filter指定您想要收集哪些事务,而Sampling指定您想要收集的事务数据的数量或者百分比。
With data sampling, only a subset of the data is scanned.
通过数据抽样,只需扫描数据的一个子集即可。
Page level sampling reduces I/O significantly since it reads only a percentage of the data pages.
而页级的抽样则可以显著减少I/O,因为它只读取一定百分比的数据页。
Row level sampling reads all data pages but considers only a percentage of the rows on each page, and therefore only a subset of the corresponding XDA pages.
行级的抽样读取所有数据页,但是只考虑每页上一定百分比的行,因此只包含相应xda页面中的一部分。
The premise behind ADC is to automatically create a representative compression dictionary based on sampling a small subset of table data.
ADC的前提是根据抽样的一小部分表数据自动创建一个代表性的压缩字典。
This example USES only 25% of the data in the sampling.
这个示例只使用了样本中25%的数据。
This example USES 100% of the data in the sampling.
这个例子使用了样本中100%的数据。
Listing 4 shows a sampling of what the data might look like.
清单4显示了数据可能的样子。
Proper design of sampling and survey methods can increase substantially the accuracy and usefulness of assessment data.
设计适当的抽样和调查方法,可以充分的提高评估数据的准确性,实用性。
In the example script provided, the sampling rate is every two seconds, which provides rapid feedback, but generates quite a bit of sample data in a short period of time.
在本文提供的示例脚本中,抽样频率是每2秒抽样一次,这样可以提供快速的反馈,但是在短时间内会产生较多的样本数据。
In summary, the accuracy of statistics depends on the sampling rate, the data skew, and data clustering for data sampling.
总之,统计信息的准确性取决于抽样率、数据倾斜(data skew)以及用于数据抽样的数据群集。
The sampling rate of a data acquisition system (for ac signals) is very important.
数据采集系统的采样率(对AC信号)是十分重要的。
Then, we discuss jitter 's influence on Signal-to-Noise Ratio of data acquisition system and skew' s influence on consistency of orthogonal sampling of high speed acquisition system in detail.
随后,详细讨论了高速数据采集系统中抖动对数据采集系统信噪比的影响和偏移对正交采样一致性所产生的影响。
But the high frequency of sampling will result in the increase in data collecting, thus reduce the velocity of leaking detection.
但采样频率过高会增加处理的数据量,从而降低泄漏检测的速度。
This paper describes the structure and principle of the simulator, M-1, and the application of data sampling and control system to the simulator.
本文叙述了M-1型模拟训练器的组成和原理,以及数据采集及控制系统在模拟训练器中的应用。
In the data acquisition system, the request of the sampling rate, distinguishability and anti-interference ability is higher.
目前,数据采集系统对采样率、分辨率和抗干扰能力的要求越来越高。
On the basis of analyzing the influence of parameter drifts on sampling data, this article proposes a real time compensation method.
分析电磁式头盔姿态传感系统的参数漂移对采集数据的影响。
To resolve these problems, a new kind of data sampling method based on 0-circle scanning is presented.
为了解决这些问题,本文提出了一种基于0圈扫描的数据采集新方法。
To resolve these problems, a new kind of data sampling method based on 0-circle scanning is presented.
为了解决这些问题,本文提出了一种基于0圈扫描的数据采集新方法。
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