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- Solution providers usually take care of data cleaning and enhancement issues. 解决方案提供者通常关心数据清理和增强问题。
- Data cleaning is the process of cleaning valid data to make it more precise and meaningful. 数据清理是清理有效数据,使之更精确更有意义的过程。
- Research result shows that incorrectness data cleaning method based on outlier detection can detect incorrectness data of data source effectively. 研究表明:基于孤立点检测的错误数据清理方法能有效地检测数据源中的错误数据。
- The key technology of data cleaning process is detecting and deleting the approximately duplicate data records. 而数据清洗的核心工作就是清洗近似重复记录。
- ETL is a crucial process of constructing data warehouse,which includes data cleaning. ETL是构建数据仓库的重要环节,数据清洗就包含在其中。
- For example, you might want to add to the File System folder a Data Cleaning folder that contains all the packages used for cleaning data. 例如,您可能希望在“文件系统”文件夹中添加一个“数据清理”文件夹,该文件夹将包含用于清理数据的所有包。
- It is always the difficulty to find out the "same entity from different sources(SEDS)" data in the data cleaning process of the data warehouse. 在数据仓库构建的数据清理过程中,同体不同源数据的发现一直是清理过程的难点。
- 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。
- Examining and eliminating approximately duplicated records is one of key needed solution for data cleaning and data quality improving. 而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关键问题之一。
- To better understand how the Data Cleaning package works, you can add data viewers to the data flow and then view the data as it moves between data flow components. 为了更好地了解数据清除包的工作方式,可以向数据流中添加数据查看器,然后查看在数据流组件之间移动的数据。
- Integration Services is designed to perform data cleaning operations during data processing tasks, and to bring together data from different data sources. Integration Services用于在数据处理任务期间执行清除操作并将数据从不同的数据源集合到一起。
- Microsoft SQL Server 2005 Integration Services (SSIS) contains all the tools that you need to complete this step, including transforms to automate data cleaning and consolidation. Microsoft SQL Server 2005 Integration Services(SSIS)包含完成该步骤所需的所有工具,步骤内容包括转换到自动执行数据清除和合并。
- Abstract To resolve the similarity and iteration record problem in the data warehouse, a data cleaning algorithm which is based on unsupervised learning was put forward. 摘要 为了解决数据仓库中相似重复记录的数据问题,提出了基于无监督学习的数据清洗算法。
- We provide an overview of data cleaning including its content, technology and realization.And we also introduce two main application: detecting outlier and duplicate elimination. 介绍了数据清理的有关内容、技术与实现方案,着重介绍了目前的两个重点研究、应用内容:异常发现与记录重复。
- This dissertation will realize data cleaning in SQLServer2000, and introduce method of data cleaning based on the character matching of the crawler. In the phase of user identifying, method based on Cookie, ip, and agent is used. 本文通过SQLServer2000实现了基于数据库的数据清洗任务,并提出了一种网络蜘蛛的字符匹配模式的清除方法。
- This paper bases on the data quality issues and customer's especial requirements of CATT project, builds metadata model for data cleaning method and brings a creative idea which import artificial intelligence method to data cleaning method. 本文针对CATT项目数据的数据质量问题以及用户的特殊需求,建立了数据清洗过程的元数据模型,对清洗过程用到的数据库对象和知识库对象进行管理,并创新性的在公司数据仓库项目中引入人工智能方法参与数据清洗。
- For the incompleteness, noisiness and inconsistency in these data, we use some preprocess technologies of Data Mining, such as Data Cleaning, Data Transformation and Data Reduction, to process these source data. 针对这些数据的不完整性、有噪声性和不一致性,本文用数据清理、数据变换、数据归约等数据挖掘的预处理技术处理这些原始数据。
- Aiming at incorrectness data appeared in data source, the importance of outlier detection method in data cleaning is analyzed, and an incorrectness data cleaning method based on outlier detection is proposed. 摘要针对数据源中出现的错误数据,分析了孤立点检测方法在数据清理中的重要性,提出了一种基于孤立点检测的错误数据清理方法。
- A buffer in a drum used to temporarily store data. 磁鼓中用来暂时存放数据的一种缓冲区。
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