Sentiment Analysis using VADER [mathematics behind it included]


Let's start analyzing the sentiment using VADER: Here, SentimentIntensityAnalyzer() is an object and polarity scores is a method which will give us scores of the following categories: Positive, Negative, Neutral, Compound . Above text is 67.7% Positive, 0% Negative, 32.3% Neutral, while the compound score is 44.04% The compound score is the sum of positive, negative & neutral scores which is then normalized between -1(most extreme negative) and 1 (most extreme positive). How Positive, Negative, Neutral and Compound Scores are Calculated?

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