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which patterns are interesting(pattern evaluation methods)

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which patterns are interesting(pattern evaluation methods)

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It seems like you didn't provide a specific question or text to respond to. However, I can provide information on pattern evaluation methods in data mining, which might be what you're asking for.

Pattern evaluation methods in data mining are used to determine the interestingness of discovered patterns. The interestingness of a pattern can be measured in terms of various factors such as its accuracy, novelty, usefulness, or unexpectedness. Here are some methods:

  1. Objective Measures: These are statistical measures that provide a mathematical evaluation of the pattern. They include support, confidence, correlation, and other similar measures. For example, in association rule mining, a rule is considered interesting if it has high support (it applies to a large number of instances) and high confidence (it is highly accurate).

  2. Subjective Measures: These measures depend on the user's belief or knowledge. If a pattern agrees with the user's belief, it is considered interesting. On the other hand, if it contradicts the user's belief, it is still considered interesting because it is unexpected and prompts the user to reevaluate their belief.

  3. Novelty: A pattern is considered interesting if it is new or if it was not previously known.

  4. Utility: A pattern is considered interesting if it is useful in making decisions or taking actions.

  5. Visualization: Patterns that are visually appealing or can be easily visualized are often considered interesting.

  6. Unexpectedness: Patterns that contradict previous knowledge or beliefs are considered interesting because they provide new insights.

Remember, the interestingness of a pattern is highly subjective and depends on the specific application or user.

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