{"title":"基于时间序列分析的IIoT异构外语教育资源整合机制","authors":"Hong Jin","doi":"10.1155/2022/5309556","DOIUrl":null,"url":null,"abstract":"Industrial Internet of Things (IIoT) has attracted much attention from global researchers and has been applied into many fields, such as medical treatment, transportation, and education. This paper pays attention to an IIoT-oriented education problem and gives the corresponding solution. Heterogeneous educational resources have multisource target data, so it is necessary to integrate the repetitive data and data with the same attributes. However, due to the poor tracking effect of the model constructed by traditional methods, the mining technology loses a part of the data characteristics and affects the multisource foreign language education data integration. So this article studies the integration mechanism of foreign language heterogeneous educational resources based on time series analysis. The mechanism adopts a data cleaning and fusion method based on the time series similarity measurement. This method uses approximate symbol aggregation, European algorithm, and similar sequences with adjusted similarity weights to complete the data cleaning of foreign language heterogeneous educational resources. After that, it uses multiple heterogeneous data fusion algorithms to complete data integration. Experiments with foreign language education resources at all levels in a certain city show that the mechanism can detect abnormal data of foreign language education resources, fill in vacant data, reduce data redundancy, and integrate heterogeneous data. After the data are cleaned by multisource heterogeneous data fusion algorithm, the credibility of the measurement data is reflected, and the mean absolute percentage error is only 6.25%. The data quality is improved as a whole, and it provides reliable basic data for the application of foreign language education resources.","PeriodicalId":18790,"journal":{"name":"Mob. Inf. Syst.","volume":"17 1","pages":"5309556:1-5309556:7"},"PeriodicalIF":0.0000,"publicationDate":"2022-01-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"3","resultStr":"{\"title\":\"Integration Mechanism of Heterogeneous Foreign Language Education Resources Based on Time Series Analysis in IIoT\",\"authors\":\"Hong Jin\",\"doi\":\"10.1155/2022/5309556\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"Industrial Internet of Things (IIoT) has attracted much attention from global researchers and has been applied into many fields, such as medical treatment, transportation, and education. This paper pays attention to an IIoT-oriented education problem and gives the corresponding solution. Heterogeneous educational resources have multisource target data, so it is necessary to integrate the repetitive data and data with the same attributes. However, due to the poor tracking effect of the model constructed by traditional methods, the mining technology loses a part of the data characteristics and affects the multisource foreign language education data integration. So this article studies the integration mechanism of foreign language heterogeneous educational resources based on time series analysis. The mechanism adopts a data cleaning and fusion method based on the time series similarity measurement. This method uses approximate symbol aggregation, European algorithm, and similar sequences with adjusted similarity weights to complete the data cleaning of foreign language heterogeneous educational resources. After that, it uses multiple heterogeneous data fusion algorithms to complete data integration. 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引用次数: 3
摘要
工业物联网(Industrial Internet of Things, IIoT)受到全球研究人员的广泛关注,并已应用于医疗、交通、教育等诸多领域。本文关注了一个面向物联网的教育问题,并给出了相应的解决方案。异构教育资源具有多源目标数据,需要对重复数据和具有相同属性的数据进行整合。然而,由于传统方法构建的模型跟踪效果较差,挖掘技术失去了部分数据特征,影响了多源外语教育数据的集成。为此,本文基于时间序列分析对外语异质教育资源整合机制进行了研究。该机制采用了一种基于时间序列相似性度量的数据清洗和融合方法。该方法采用近似符号聚合、欧式算法和调整相似权值的相似序列来完成外语异构教育资源的数据清洗。之后,采用多种异构数据融合算法完成数据集成。对某市各级外语教育资源的实验表明,该机制可以检测外语教育资源异常数据,填补空缺数据,减少数据冗余,整合异构数据。采用多源异构数据融合算法对数据进行清洗后,体现了测量数据的可信度,平均绝对百分比误差仅为6.25%。数据质量整体提高,为外语教育资源的应用提供了可靠的基础数据。
Integration Mechanism of Heterogeneous Foreign Language Education Resources Based on Time Series Analysis in IIoT
Industrial Internet of Things (IIoT) has attracted much attention from global researchers and has been applied into many fields, such as medical treatment, transportation, and education. This paper pays attention to an IIoT-oriented education problem and gives the corresponding solution. Heterogeneous educational resources have multisource target data, so it is necessary to integrate the repetitive data and data with the same attributes. However, due to the poor tracking effect of the model constructed by traditional methods, the mining technology loses a part of the data characteristics and affects the multisource foreign language education data integration. So this article studies the integration mechanism of foreign language heterogeneous educational resources based on time series analysis. The mechanism adopts a data cleaning and fusion method based on the time series similarity measurement. This method uses approximate symbol aggregation, European algorithm, and similar sequences with adjusted similarity weights to complete the data cleaning of foreign language heterogeneous educational resources. After that, it uses multiple heterogeneous data fusion algorithms to complete data integration. Experiments with foreign language education resources at all levels in a certain city show that the mechanism can detect abnormal data of foreign language education resources, fill in vacant data, reduce data redundancy, and integrate heterogeneous data. After the data are cleaned by multisource heterogeneous data fusion algorithm, the credibility of the measurement data is reflected, and the mean absolute percentage error is only 6.25%. The data quality is improved as a whole, and it provides reliable basic data for the application of foreign language education resources.