聚类分析是数据挖掘和探索性数据分析中一个极为重要的技术。
Cluster analysis is one of important techniques in data mining and exploratory data analysis.
探索性数据分析分离出数据的模式和特点,把它们有力地显示给分析者。
Exploratory data analysis separates pattern and characteristic from data and shows powerfully them to the analyst.
本文在分析交通运输业产值发展趋势中运用了探索性数据分析方法,得到了较为理想的结果。
The dissertation makes use of exploratory data analysis method where analyzing the tendency to communications and transportation's development and obtains comparatively ideal result.
常常,分析者先对数据作探索性数据分析,而后才能有把握地选择结构分量或随机分量的模型;
The analyst usually makes exploratory data analysis and then selects structural or random measure of weight confidently;
文章利用SPSS统计分析软件的内置数据组,提供了一个关于探索性数据分析中的数据转换方法在经济统计分析中的应用的教学案例,说明了探索性数据分析“换一个角度看问题”的重要统计分析思想。
Using a set of built-in data in SPSS, this article provides an example of data transformation in exploratory data analysis, demonstrating the importance of "looking at data from another angle."
对于真正的探索性质的分析工作,这种预测几乎是不可能实现的,因为数据分析是反复的、难于预测的:提出问题;考虑答复;然后提出一个更好的问题。
For truly exploratory analytics work, such predictions can be nearly impossible, as data analysis is iterative and unpredictable: ask a question; consider the response; ask a better question.
摘要本文通过探索性空间数据分析,发现中国省域知识产出和投入要素具有显著的空间集聚特征。
Abstract: Through exploratory spatial data analysis, the spatial agglomeration characteristics of outputs and inputs of Chinese provincial knowledge production are found.
方法:通过问卷调查法搜集了263份有效问卷,采用探索性因子分析法和多元线性回归分析进行数据分析。
Methods: Using an online questionnaire survey to collect 263 valid questionnaires, exploratory factor analysis and multiple linear regression analysis were used for data analysis.
方法:通过问卷调查法搜集了263份有效问卷,采用探索性因子分析法和多元线性回归分析进行数据分析。
Methods: Using an online questionnaire survey to collect 263 valid questionnaires, exploratory factor analysis and multiple linear regression analysis were used for data analysis.
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