#VADER Sentiment Analysis
VADER (Valence Aware Dictionary and sEntiment Reasoner) is a lexicon and rule-based sentiment analysis tool that iessed in social media.
##Example code
require_once "vadersentiment.php";
$textToTest = "VADER is smart, handsome, and funny.";
$sentimenter = new new SentimentIntensityAnalyzer();
$result = $sentimenter->getSentiment($textToTest);
print_r($result);##Output of example code
['neg'=> 0.0, 'neu'=> 0.254, 'pos'=> 0.746, 'compound'=> 0.8316]
##Copyright and license
The original source code is copyright © 2013 C.J. Hutto
Where applicable, the ported source code is copyright © 2016 Andrew Busby. All rights reserved. The ported code is made available under the MIT license. A copy of the license can be found in the LICENSE.txt file.
##Acknowledgments
This is a php port of the vader sentiment analysis tool orginally written in python and found https://github.com/cjhutto/vaderSentiment
##This README file describes the dataset of the paper:
VADER: A Parsimonious Rule-based Model for Sentiment Analysis of Social Media Text (by C.J. Hutto and Eric Gilbert) Eighth International Conference on Weblogs and Social Media (ICWSM-14). Ann Arbor, MI, June 2014.
##Citation Information
If you use either the dataset or any of the VADER sentiment analysis tools (VADER sentiment lexicon or Python code for rule-based sentiment analysis engine) in your research, please cite the above paper. For example:
Hutto, C.J. & Gilbert, E.E. (2014). VADER: A Parsimonious Rule-based Model for Sentiment Analysis of Social Media Text. Eighth International Conference on Weblogs and Social Media (ICWSM-14). Ann Arbor, MI, June 2014.