// Find an opinion word target 90%
protected string GetOpinionWordTarget(string OpinionWord, int index, string sentence)
{
FillConjunctions();
FillAdverbs();
FillComparatives();
FillDecreasers();
FillFutureWords();
FillIncreasers();
FillVerbs();
FillPronouns();
FillNegations();
OpinionWord = WordsInSentence[index];
if (OpinionWord != null)
{
if (sentence.Contains(OpinionWord))
{
int myvalue = WordsInSentence.GetUpperBound(0);
if (myvalue >= index + 1)
{
Target = WordsInSentence[index + 1];
Target = Target.ToLower();
if ((!OpinionLexicon.Contains(Target)) && (!Conjunctions.Contains(Target)) &&
(!Comparatives.Contains(Target)) &&
(!FutureWords.Contains(Target)) &&
(!Adverbs.Contains(Target)) &&
(!Increasers.Contains(Target)) &&
(!Decreasers.Contains(Target)) &&
(!Verbs.Contains(Target)) &&
(!Pronouns.Contains(Target)) &&
(!Negations.Contains(Target)))
{
return(Target);
}
{
if (Conjunctions.Contains(WordsInSentence[index + 1]))
{
Target = WordsInSentence[index + 2];
if ((!OpinionLexicon.Contains(Target)) && (!Conjunctions.Contains(Target)) &&
(!Comparatives.Contains(Target)) &&
(!FutureWords.Contains(Target)) &&
(!Adverbs.Contains(Target)) &&
(!Increasers.Contains(Target)) &&
(!Decreasers.Contains(Target)) &&
(!Verbs.Contains(Target)) &&
(!Pronouns.Contains(Target)) &&
(!Negations.Contains(Target)))
{
return(Target);
}
}
}
}
else
{
return(null);
}
}
}
return(null);
}
//Orientation=> if pos = true else false 80%
protected bool GetOpinionWordOrientation(string word, int position, string sentence)
{
FillPositiveWords();
FillNegativeWords();
FillAdverbs();
FillComparatives();
FillConjunctions();
FillDecreasers();
FillFutureWords();
FillIncreasers();
FillVerbs();
FillNegations();
//{pos}
if (PositiveWords.Contains(word))
{
WordOrientation = true;
}
if (NegativeWords.Contains(word))
{
WordOrientation = false;
}
if (position != 0)
{
//{pos} {pos}
if (PositiveWords.Contains(WordsInSentence[position - 1]))
{
WordOrientation = true;
}
//{neg} {pos}
if (NegativeWords.Contains(WordsInSentence[position - 1]))
{
WordOrientation = false;
}
if (position >= 2)
{
//{fut} {verb} {pos}
if (FutureWords.Contains(WordsInSentence[position - 2]) &&
Verbs.Contains(WordsInSentence[position - 1]) &&
PositiveWords.Contains(WordsInSentence[position]))
{
WordOrientation = true;
}
//{pos} {neg}
if (PositiveWords.Contains(WordsInSentence[position - 1]) &&
NegativeWords.Contains(WordsInSentence[position]))
{
WordOrientation = false;
}
//{decr} {comp} {pos}
if (Decreasers.Contains(WordsInSentence[position - 2]) && Comparatives.Contains(
WordsInSentence[position - 1]) &&
PositiveWords.Contains(
WordsInSentence[position]))
{
WordOrientation = true;
}
if (position >= 3)
{
//{pos} {conj} {nego} {cpos}
if (PositiveWords.Contains(WordsInSentence[position - 3]) && Conjunctions.Contains(
WordsInSentence[position - 2]) &&
Negations.Contains(
WordsInSentence[position - 1]) &&
PositiveWords.Contains(
WordsInSentence[position]))
{
WordOrientation = true;
}
//{neg} {conj} {incr} {cneg}
if (NegativeWords.Contains(WordsInSentence[position - 3]) && Conjunctions.Contains(
WordsInSentence[position - 2]) &&
Increasers.Contains(
WordsInSentence[position - 1]) &&
NegativeWords.Contains(
WordsInSentence[position]))
{
WordOrientation = false;
}
}
}
}
return(WordOrientation);
}
