/// <summary>
/// Runs the content summarizing part of the summarizing algorithm
/// </summary>
/// <param name="analyzedDocument"></param>
/// <param name="contentSummarizer"></param>
/// <param name="arguments"></param>
/// <returns></returns>
public SummarizedDocument SummarizeAnalysedContent(AnalyzedDocument analyzedDocument, IContentSummarizer contentSummarizer, ISummarizerArguments arguments)
{
if (analyzedDocument == null)
{
throw new ArgumentNullException("analyzedDocument");
}
if (contentSummarizer == null)
{
throw new ArgumentNullException("contentSummarizer");
}
if (arguments == null)
{
throw new ArgumentNullException("arguments");
}
// Range adjustment
if (arguments.FilteringConceptsCap < 0)
{
arguments.FilteringConceptsCap = 0;
}
if (arguments.MaxSummarySentences < 0)
{
arguments.MaxSummarySentences = 0;
}
if (arguments.MaxSummarySizeInPercent < 0)
{
arguments.MaxSummarySizeInPercent = 0;
}
if (arguments.MaxSummarySizeInPercent > 100)
{
arguments.MaxSummarySizeInPercent = 100;
}
var summarizedConcepts = contentSummarizer.GetConcepts(analyzedDocument, arguments);
if (summarizedConcepts == null)
{
throw new InvalidOperationException(string.Format("{0}.GetConcepts must not return null", contentSummarizer.GetType().FullName));
}
var summarizedSentences = contentSummarizer.GetSentences(analyzedDocument, arguments);
if (summarizedSentences == null)
{
throw new InvalidOperationException(string.Format("{0}.GetSentences must not return null", contentSummarizer.GetType().FullName));
}
return(new SummarizedDocument()
{
Concepts = summarizedConcepts, Sentences = summarizedSentences
});
}
public List<string> GetConcepts(AnalyzedDocument analyzedDocument, ISummarizerArguments summarizerArguments)
{
if (analyzedDocument.ScoredTextUnits.Count <= summarizerArguments.FilteringConceptsCap)
{
return analyzedDocument.ScoredTextUnits.Select(tus => tus.ScoredTextUnit.FormattedValue).ToList();
}
var baseFrequency = analyzedDocument.ScoredTextUnits[summarizerArguments.FilteringConceptsCap].Score;
return analyzedDocument.ScoredTextUnits.Where(tus => tus.Score >= baseFrequency).Select(tus => tus.ScoredTextUnit.FormattedValue).ToList();
}
public List <string> GetConcepts(AnalyzedDocument analyzedDocument, ISummarizerArguments summarizerArguments)
{
if (analyzedDocument.ScoredTextUnits.Count <= summarizerArguments.FilteringConceptsCap)
{
return(analyzedDocument.ScoredTextUnits.Select(tus => tus.ScoredTextUnit.FormattedValue).ToList());
}
var baseFrequency = analyzedDocument.ScoredTextUnits[summarizerArguments.FilteringConceptsCap].Score;
return(analyzedDocument.ScoredTextUnits.Where(tus => tus.Score >= baseFrequency).Select(tus => tus.ScoredTextUnit.FormattedValue).ToList());
}
public List <string> GetConcepts(AnalyzedDocument analyzedDocument, ISummarizerArguments summarizerArguments)
{
if (analyzedDocument.ScoredTextUnits.Count <= summarizerArguments.MaxConceptsInPercent)
{
return(analyzedDocument.ScoredTextUnits.Select(tus => tus.ScoredTextUnit.FormattedValue).ToList());
}
double percent = (summarizerArguments.MaxConceptsInPercent / 100D) * analyzedDocument.ScoredTextUnits.Count;
return(analyzedDocument.ScoredTextUnits.OrderByDescending(textUnitScore => textUnitScore.Score)
.Take((int)Math.Round(percent, 0, MidpointRounding.AwayFromZero))
.Select(textUnitScore => textUnitScore.ScoredTextUnit.FormattedValue)
.ToList());
}
public List<string> GetSentences(AnalyzedDocument analyzedDocument, ISummarizerArguments summarizerArguments)
{
var totalContentWordCount = analyzedDocument.ScoredSentences.Sum(s => s.ScoredSentence.TextUnits.Count);
var targetWordCount = summarizerArguments.MaxSummarySizeInPercent * totalContentWordCount / 100;
var currentWordCount = 0;
var currentSentenceIndex = 0;
var selectedSentences = new List<Sentence>();
while (currentSentenceIndex < analyzedDocument.ScoredSentences.Count - 1 &&
selectedSentences.Count < summarizerArguments.MaxSummarySentences &&
currentWordCount < targetWordCount)
{
var selectedSentence = analyzedDocument.ScoredSentences[currentSentenceIndex].ScoredSentence;
selectedSentences.Add(selectedSentence);
currentWordCount += selectedSentence.TextUnits.Count();
currentSentenceIndex += 1;
}
return selectedSentences.OrderBy(s => s.OriginalSentenceIndex).Select(s => s.OriginalSentence).ToList();
}
public List <string> GetSentences(AnalyzedDocument analyzedDocument, ISummarizerArguments summarizerArguments)
{
var totalContentWordCount = analyzedDocument.ScoredSentences.Sum(s => s.ScoredSentence.TextUnits.Count);
var targetWordCount = summarizerArguments.MaxSummarySizeInPercent * totalContentWordCount / 100;
var currentWordCount = 0;
var currentSentenceIndex = 0;
var selectedSentences = new List <Sentence>();
while (currentSentenceIndex < analyzedDocument.ScoredSentences.Count - 1 &&
selectedSentences.Count < summarizerArguments.MaxSummarySentences &&
currentWordCount < targetWordCount)
{
var selectedSentence = analyzedDocument.ScoredSentences[currentSentenceIndex].ScoredSentence;
selectedSentences.Add(selectedSentence);
currentWordCount += selectedSentence.TextUnits.Count();
currentSentenceIndex += 1;
}
return(selectedSentences.OrderBy(s => s.OriginalSentenceIndex).Select(s => s.OriginalSentence).ToList());
}
/// <summary>
/// Runs the content summarizing part of the summarizing algorithm
/// </summary>
/// <param name="analyzedDocument"></param>
/// <param name="contentSummarizer"></param>
/// <param name="arguments"></param>
/// <returns></returns>
public SummarizedDocument SummarizeAnalysedContent(AnalyzedDocument analyzedDocument, IContentSummarizer contentSummarizer, ISummarizerArguments arguments)
{
if (analyzedDocument == null)
{
throw new ArgumentNullException(nameof(analyzedDocument));
}
if (contentSummarizer == null)
{
throw new ArgumentNullException(nameof(contentSummarizer));
}
if (arguments == null)
{
throw new ArgumentNullException(nameof(arguments));
}
// Range adjustment
if (arguments.FilteringConceptsCap < 0)
{
arguments.FilteringConceptsCap = 0;
}
if (arguments.MaxSummarySentences < 0)
{
arguments.MaxSummarySentences = 0;
}
if (arguments.MaxSummarySizeInPercent < 0)
{
arguments.MaxSummarySizeInPercent = 0;
}
if (arguments.MaxSummarySizeInPercent > 100)
{
arguments.MaxSummarySizeInPercent = 100;
}
var summarizedConcepts = contentSummarizer.GetConcepts(analyzedDocument, arguments);
if (summarizedConcepts == null)
{
throw new InvalidOperationException(
$"{contentSummarizer.GetType().FullName}.GetConcepts must not return null");
}
var summarizedSentences = contentSummarizer.GetSentences(analyzedDocument, arguments);
if (summarizedSentences == null)
{
throw new InvalidOperationException(
$"{contentSummarizer.GetType().FullName}.GetSentences must not return null");
}
return new SummarizedDocument() { Concepts = summarizedConcepts, Sentences = summarizedSentences };
}
/// <summary>
/// Runs the content summarizing part of the summarizing algorithm
/// </summary>
/// <param name="analyzedDocument"></param>
/// <param name="contentSummarizer"></param>
/// <param name="arguments"></param>
/// <returns></returns>
public SummarizedDocument SummarizeAnalysedContent(AnalyzedDocument analyzedDocument, IContentSummarizer contentSummarizer, ISummarizerArguments arguments)
{
if (analyzedDocument == null)
{
throw new ArgumentNullException(nameof(analyzedDocument));
}
if (contentSummarizer == null)
{
throw new ArgumentNullException(nameof(contentSummarizer));
}
if (arguments == null)
{
throw new ArgumentNullException(nameof(arguments));
}
// Range adjustment
if (arguments.MaxConceptsInPercent < 0)
{
arguments.MaxConceptsInPercent = 0;
}
else if (arguments.MaxConceptsInPercent > 100)
{
arguments.MaxConceptsInPercent = 100;
}
if (arguments.MaxSummarySentences < 0)
{
arguments.MaxSummarySentences = 0;
}
if (arguments.MaxSummarySizeInPercent < 0)
{
arguments.MaxSummarySizeInPercent = 0;
}
else if (arguments.MaxSummarySizeInPercent > 100)
{
arguments.MaxSummarySizeInPercent = 100;
}
var summarizedConcepts = contentSummarizer.GetConcepts(analyzedDocument, arguments);
if (summarizedConcepts == null)
{
throw new InvalidOperationException($"{contentSummarizer.GetType().FullName}.GetConcepts must not return null");
}
var summarizedSentences = contentSummarizer.GetSentences(analyzedDocument, arguments);
if (summarizedSentences == null)
{
throw new InvalidOperationException($"{contentSummarizer.GetType().FullName}.GetSentences must not return null");
}
return(new SummarizedDocument
{
Concepts = summarizedConcepts,
Sentences = summarizedSentences
});
}
