| 相关分析方法在数据约简中的应用 |
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| 引用本文： | 张寒云,段鹏.相关分析方法在数据约简中的应用[J].云南民族大学学报(自然科学版),2011,20(3). |
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| 作者姓名： | 张寒云 段鹏 |
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| 作者单位： | 云南民族大学数学与计算机科学学院,云南昆明,650031 |
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| 摘 要： | 采用计算机专业课的学生成绩数据构建了数据仓库,利用相关分析技术对数据仓库中专业课程之间的相关程度进行了分析,根据相关系数对数据库中的属性进行约简,并用实例介绍了这一方法的步骤,旨在为提高教学质量提供科学依据,为课程之间的关联规则挖掘做准备.
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| 关 键 词： | 数据挖掘 数据仓库 相关分析 |
The Application of Correlation Analysis Algorithms in the Data Invites Chien |
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| ZHANG Han-yun,DUAN Peng.The Application of Correlation Analysis Algorithms in the Data Invites Chien[J].Journal of Yunnan Nationalities University:Natural Sciences Edition,2011,20(3). |
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| Authors: | ZHANG Han-yun DUAN Peng |
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| Institution: | ZHANG Han-yun,DUAN Peng(School of Mathematics and Computer Science,Yunnan University of Nationalities,Kunming 650031,China) |
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| Abstract: | The data warehouse was constructed by using the mass data of computer science majors' scores generated during the past three years in thirteen classes of four grades,we analyze the corresponding degree of different courses in the database using corresponding analyzing techniques,and condense the attributes in database according to corresponding factors,An example is given to illustrate the application of the proposed method.The analysis introduced in the paper has provided a scientific basis for improving t... |
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| Keywords: | data mining data warehouse correlation analysis |
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