public decimal GetRatingForSentence(string channel, string sentence)
{
var rating = 0m;
var tokenSentence = new TokenList(sentence);
var nextToken = tokenSentence.GetEnumerator();
var hasNextToken = nextToken.MoveNext();
var usedStems = new List <Stem>();
while (hasNextToken)
{
var stem = StemManager.GetStemForToken(nextToken.Current);
if (stem != null &&
ChannelMemoryManager.Instance.HasStemInChannel(channel, stem) &&
!usedStems.Contains(stem))
{
rating += ChannelMemoryManager.Instance.GetValueForStem(channel, stem);
usedStems.Add(stem);
}
hasNextToken = nextToken.MoveNext();
}
if (tokenSentence.Get().Count == 0)
{
return(rating);
}
var power = Math.Pow(tokenSentence.Get().Count, 0.5);
var multiplier = (decimal)(1 / power);
rating = rating * multiplier;
return(rating);
}
public void Setup()
{
StemManager.ClearStems();
TokenManager.ClearTokens();
testToken = new Token
{
ID = Guid.NewGuid(),
WordText = "Texting"
};
TokenManager.SetTokenForID(testToken.ID, testToken);
}
internal void UpdateMessage(string message)
{
var majorWords = new TokenList(message).GetMajorWords().Distinct();
foreach (var word in majorWords)
{
var stem = StemManager.GetStemForToken(word);
if (stem == null)
{
continue;
}
UpdateMemoryForStem(stem);
}
DecayMemory(0.0125m);
}
public void Test_AddToken_MultipleTimes()
{
var testToken2 = new Token
{
ID = Guid.NewGuid(),
WordText = "Texts"
};
TokenManager.SetTokenForID(testToken2.ID, testToken2);
StemManager.AddToken(testToken);
StemManager.AddToken(testToken);
StemManager.AddToken(testToken2);
var tokenList = StemManager.GetTokensForUnstemmedWord(testToken.WordText);
Assert.AreEqual(2, tokenList.Count);
Assert.AreEqual(new List <Token> {
testToken, testToken2
}, tokenList);
Assert.AreEqual("text", StemManager.GetStemForToken(testToken.WordText));
Assert.AreEqual("text", StemManager.GetStemForToken(testToken2.WordText));
}
