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missing data

/ˈmɪsɪŋ ˈdeɪtə/
缺失数据

The dataset contains some missing data that needs to be addressed before analysis.

这个数据集包含一些缺失数据,需要在分析前处理。


科技
技术

在收集或记录过程中未获得或遗漏的信息。

Due to sensor failure, there is missing data in the experiment results.

由于传感器故障,实验结果中存在缺失数据。

The survey had a high rate of missing data for sensitive questions.

在敏感问题上,该调查的缺失数据率较高。

常用于统计学、数据分析、科学研究等领域,指因多种原因(如设备故障、受访者拒答、记录错误等)导致的数据空缺。

搭配

handle missing data处理缺失数据missing data imputation缺失数据填补deal with missing data应对缺失数据

同义词

incomplete dataabsent dataunrecorded data

反义词

complete datafull dataavailable data

相关短语

data cleaning短语
数据清洗
outlier detection短语
异常值检测

专业提示

如何表达缺失数据的原因

在说明缺失数据时,可用具体原因补充:'由于网络中断,部分数据被遗漏'(Due to network interruption, some data was lost.)。

黄金法则

缺失数据的处理原则

缺失数据处理需根据具体情况选择方法(如删除、填补、模型处理等),避免直接忽略或随意填补,以免影响分析结果的准确性。

词源

组合词,由形容词'missing'(缺失的)和名词'data'(数据)构成。'missing'源自古英语'missan'(错过),'data'源自拉丁语'datum'(给予的信息),现代用法在数据科学领域广泛流行。

用法说明

在中文语境中,'缺失数据'是标准术语,但口语或非正式场合也可简称为'缺数据'。注意区分'缺失数据'与'数据缺失'(后者强调状态,前者强调结果)。

单词拆解

missing
缺失的,未获得的
adjective
+
data
数据,信息
noun
英汉词典

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