数据清洗 meaning in English
data cleaning
Examples
- Abstract examining and eliminating approximately duplicated records is one of main problems needed to solve for data cleaning and improving data quality
摘要检测和消除数据仓库中的相似重复记录是数据清洗和提高数据质量要解决的主要问题之一。 - On the other hand , most information systems are base on distributed database , and they evolved to current style after many times of discrete development
从多个异构数据源获取业务数据,进行数据清洗和转换后,存储到数据仓库的过程,称为etl ( dataextraction , transformation , loading )过程。 - The objective of data cleaning is to solve data quality issue due to the reason hereinbefore . thus data cleaning is regarded as one of the most important prolems for creating data warehouse
数据清洗的目的就是要解决由上述原因产生的数据质量问题，因此数据清洗被认为是建立数据仓库所要解决的最重要的问题之一。 - Through the analysis on the reasons based on extension theory , the paper has established a new method called data mining consulting to solve the data quality problem by metasynthesis method including software designing , management and data mining testing , etc
本文以可拓学方法，通过系统分析产生脏数据的原因，提出了基于学科链方法的数据清洗方案。 - The paper systematically discussed design and implement steps on multi - dimensions data model , the interlink between data warehouse and multi - sources , the capture of changed data , the increased - load of dimension table and the data cleaning by specific examples
系统的分析并举例说明了多维数据模型设计，数据仓库与多数据源互联，变化数据捕捉，维表增量加载，数据清洗等技术要点的设计与具体实现步骤。