public Task <TwitAnalyzerResult> Analyze(Twit twit)
{
var probability = GetPrediction(Entry.FromString(twit.Text));
return(Task.FromResult(
new TwitAnalyzerResult
{
Algorithm = "bayes",
TwitAnalysisResult = new TwitAnalysisResult
{
CategorizationResult = TwitAnalysisResult.Categorize(probability),
PositiveProbability = probability,
Text = twit.Text,
TimestampUtc = DateTime.UtcNow
}
}));
}
public Task <TwitAnalyzerResult> Analyze(Twit twit)
{
var predictionFunction = _mlContext.Model.CreatePredictionEngine <SentimentData, SentimentPrediction>(_model);
var sampleStatement = new SentimentData
{
Text = twit.Text
};
var prediction = predictionFunction.Predict(sampleStatement);
return(Task.FromResult(
new TwitAnalyzerResult
{
Algorithm = _estimationAlgorithm,
TwitAnalysisResult = new TwitAnalysisResult
{
CategorizationResult = TwitAnalysisResult.Categorize(prediction.Probability),
PositiveProbability = prediction.Probability,
Text = twit.Text,
TimestampUtc = DateTime.UtcNow
}
}));
}
public Task Index(TwitAnalysisResult twit, string index) => _elasticClient.IndexAsync(twit, idx => idx.Index(index));
