...3.3多元统计方法与知识图谱分析 3.3.1因子分析在相关矩阵(见表3)的基础上，利用主成分分析法(Principal Components)进行因子分析，分析结果包括因子数与涵盖的信息量、因子相关系数和旋转系数等矩阵的形成。
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利用主成分分析法，对上海海运学院“教师课堂教学质量评价指标体系”的部分样本数据进行统计分析。
Using the principal component analysis method, this paper analyzes a part of the sample data from the "Classroom Teaching Quality Evaluation System" of Shanghai Maritime University.
通过主成分分析法，确定出大学生时间管理倾向的四个构成维度，分别为时间效能感、时间价值感、利用时间的主动性和时间管理策略。
By using principle factor analysis, four dimensions were identified. They are the sense of time efficacy, the sense of time value, initiative in time using and time management strategy.
运用主成分分析法对区域水资源承载力进行分析评价，评价结果客观地反映了西安市及各区的水资源开发利用状况。
In this paper, the carrying capacity of regional water resource was analyzed and evaluated with the method of main component analysis, according to water resources statistics data of Xian city.
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