public IDictionaryWord FindBestWord(IWord source)
{
int minUsingCount = 100100100;
foreach (IDictionaryWord dw in dictionaryWords)
{
minUsingCount = Math.Min(minUsingCount, dw.GetUsingCount());
}
double maxEval = -100100100;
IDictionaryWord res = null;
foreach (IDictionaryWord dw in dictionaryWords)
{
if (minUsingCount != dw.GetUsingCount())
{
continue;
}
double eval = Evaluate(source, dw);
if (maxEval < eval)
{
maxEval = eval;
res = dw;
}
}
if (res == null)
{
;
}
return(res);
}
public double Evaluate(IWord source, IDictionaryWord target)
{
double[,,] dp;
wc.DoDP(source, (IWord)target, out dp);
double res = 0;
for (int i = 0; i < dp.GetLength(1); i++)
{
res = Math.Max(res, dp[dp.GetLength(0) - 1, i, 0]);
}
if (res + 1e-6 > dp.GetLength(0) - 1)
{
return(0);
}
return(res);
}
public Task <IDajare> Generate(List <IWord> keywords)
{
return(taskFactory.StartNew(() =>
{
keywords = extractMeishi(keywords);
//keywords数が多い場合は削る
//TODO: 調整
while (keywords.Count > 10)
{
keywords.RemoveAt(keywords.Count - 1);
}
int minUsingCount = 100100100;
List <IDictionaryWord> searchedWords = new List <IDictionaryWord>();
Searcher s = Searcher.GetInstance();
foreach (IWord w in keywords)
{
searchedWords.Add(s.FindBestWord(w));
minUsingCount = Math.Min(minUsingCount, searchedWords.Last().GetUsingCount());
}
int index = -1;
double maxEval = -1e10;
for (int i = 0; i < searchedWords.Count; i++)
{
IDictionaryWord dw = searchedWords[i];
if (dw.GetUsingCount() > minUsingCount)
{
continue;
}
double eval = dw.GetEvalution();
if (maxEval < eval)
{
maxEval = eval;
index = i;
}
}
//Log.Debug("generator", index.ToString());
WordAssembler wa = new WordAssembler(keywords[index]);
IDajare res = wa.Assemble(searchedWords[index].GetWord());
if (res == null)
{
;
}
res.AddUsingCount();
return res;
}));
}