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Fixed handling of capitalized words for negation check #19

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Fixed handling of capitalized words for negation check #19

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6 changes: 3 additions & 3 deletions VaderSharp/VaderSharp/SentimentIntensityAnalyzer.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -175,7 +175,7 @@ private double NeverCheck(double valence, IList<string> wordsAndEmoticons, int s
{
if (startI == 0)
{
if (SentimentUtils.Negated(new List<string> {wordsAndEmoticons[i - 1]}))
if (SentimentUtils.Negated(new List<string> {wordsAndEmoticons[i - 1].ToLower()}))
valence = valence * SentimentUtils.NScalar;
}
if (startI == 1)
Expand All @@ -185,7 +185,7 @@ private double NeverCheck(double valence, IList<string> wordsAndEmoticons, int s
{
valence = valence * 1.5;
}
else if (SentimentUtils.Negated(new List<string> {wordsAndEmoticons[i - (startI + 1)]}))
else if (SentimentUtils.Negated(new List<string> {wordsAndEmoticons[i - (startI + 1)].ToLower()}))
{
valence = valence * SentimentUtils.NScalar;
}
Expand All @@ -198,7 +198,7 @@ private double NeverCheck(double valence, IList<string> wordsAndEmoticons, int s
{
valence = valence * 1.25;
}
else if (SentimentUtils.Negated(new List<string> { wordsAndEmoticons[i - (startI + 1)] }))
else if (SentimentUtils.Negated(new List<string> { wordsAndEmoticons[i - (startI + 1)].ToLower() }))
{
valence = valence * SentimentUtils.NScalar;
}
Expand Down