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Q:
__________ outlier significantly deviates based on the context selected.

Contextual Outlier

Global Outlier

Collective Outlier

None of the options

2 Answers

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Contextual Outlier
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Outlier Detection

Jiawei Han defines Outlier as

A data object that deviates significantly from the normal objectsas if it were generated by a different mechanism.


The types of Outlier are as follows:

  • Global Outlier

Global Outlier significantly deviates from the entire dataset.

  • Contextual Outlier

Contextual Outlier significantly deviates based on the context selected.

  • Collective Outlier

Collective Outlier is a subset of data objects that collectively deviates from the entire dataset.

 

Answer 

Global Outlier

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