单词	cluster analysis
释义	cluster analysis noun : a statistical classification technique for discovering whether the individuals of a population fall into different groups by making quantitative comparisons of multiple characteristics Example Sentences Recent Examples on the Web According to Gartner, advanced analytic techniques include data or text mining, complex event processing, pattern matching and visualization, as well as semantic, sentiment, and network and cluster analysis. Jerry Levine, Forbes, 10 Aug. 2022 Researchers took the results and put them through what’s called a cluster analysis to define groups that make up U.S. society. Los Angeles Times, 12 Nov. 2021 The state has provided a mobile testing unit that will remain in Provincetown until at least Sunday, and is assisting Barnstable County with case investigation, cluster analysis, and contact tracing, among other efforts, the department said. BostonGlobe.com, 21 July 2021 Word History First Known Use 1948, in the meaning defined above
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