Data Mining: Frequent Patterns and Association
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Questions and Answers

What is a frequent pattern in the context of data mining?

  • A pattern that includes only one item in a data set
  • A pattern that is sensitive to new drugs
  • A pattern that occurs frequently in a data set (correct)
  • A pattern that rarely occurs in a data set
  • Who were the first to propose the concept of frequent itemsets and association rule mining?

  • Swami and Agrawal
  • Agrawal, Imielinski, and Swami (correct)
  • Imielinski and Agrawal
  • Imielinski, Swami, and Agrawal
  • What is the motivation behind frequent pattern analysis in data mining?

  • To identify rare occurrences in data
  • To find inherent regularities in data (correct)
  • To classify web documents automatically
  • To analyze the subsequent purchases after buying a PC
  • What are some applications of frequent pattern mining?

    <p>All of the above</p> Signup and view all the answers

    What kinds of products were used as an example of often purchased together in the text?

    <p>Beer and diapers</p> Signup and view all the answers

    Study Notes

    Frequent Pattern Analysis in Data Mining

    • A frequent pattern in data mining refers to a pattern that appears regularly in a dataset.
    • The concept of frequent itemsets and association rule mining was first proposed by Rakesh Agrawal, Tomasz Imieliński, and Arun Swami in 1993.
    • The motivation behind frequent pattern analysis is to identify patterns that can help in decision-making, such as identifying relationships between products, understanding customer behavior, and detecting anomalies.

    Applications of Frequent Pattern Mining

    • Frequent pattern mining has applications in marketing, such as identifying cross-selling opportunities and recommending products to customers.
    • It is also used in healthcare, for instance, to identify patterns in patient data that can help in disease diagnosis and treatment.

    Example of Frequent Pattern Mining

    • A classic example of frequent pattern mining is the discovery of the relationship between diapers and beer purchases, where it was found that these products are often bought together by customers.

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    Test your knowledge on mining frequent patterns, association, and correlations in data mining. Learn about basic concepts, efficient mining methods, association rules, correlation analysis, and constraint-based association mining.

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