What are the different methods for detecting outliers in data?
There are several methods for detecting outliers, including statistical tests, clustering, and machine learning techniques. Would you like to know more about a specific method?
Yes, can you explain the Z-score method?
The Z-score method identifies outliers by measuring how many standard deviations a data point is from the mean. A common threshold is a Z-score of 3 or more.
What about the IQR method?
The Interquartile Range (IQR) method detects outliers by calculating the range between the first and third quartiles. Any data point outside 1.5 times the IQR is considered an outlier.
Are there any machine learning methods for outlier detection?
Yes, methods like Isolation Forest and One-Class SVM are popular for detecting outliers in high-dimensional data.
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