https://github.com/little-brother/outlier2

Find outliers in dataset
https://github.com/little-brother/outlier2

outlier-detection statistics

Last synced: about 1 month ago
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Find outliers in dataset

• Host: GitHub
• URL: https://github.com/little-brother/outlier2
• Owner: little-brother
• License: mit
• Created: 2017-02-12T16:24:26.000Z (almost 8 years ago)
• Default Branch: master
• Last Pushed: 2017-02-15T09:21:39.000Z (almost 8 years ago)
• Last Synced: 2024-10-13T14:27:16.692Z (2 months ago)
• Topics: outlier-detection, statistics
• Language: JavaScript
• Size: 6.84 KB
• Stars: 7
• Watchers: 2
• Forks: 3
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# Outlier2

Compilation of other packages to find outliers in dataset.

Supported criteria/test

* 3 sigma

* Grubbs

* Interquartile range

* Iglewicz and Hoaglin method (MAD)

* Median Differencing

* Any external e.g. `R`-script (see `test.js` for more details)

## Install 

```

npm i outlier2

```

## Usage

```

var outlier = require('outlier2');

var arr = [-2, 1, 2, 2, 3, 4, 15]; 

// Sync

outlier.mad(arr) // Return outlier values [15]

outlier.mad(arr, {indexes: true}) // Return outlier indexes [6]

// Async

outlier.mad(arr, {indexes: true}, function (err, outliers) {

	console.log((err) ? err : outliers);

})

```