public static double[] Cosine(string src, string[] dst, string model)
{
using (var fastText = new FastTextWrapper())
{
fastText.LoadModel(model);
var vector = fastText.GetSentenceVector(src.ToLower());
return(dst.Select(x => CalCosine(vector, fastText.GetSentenceVector(x.ToLower()))).ToArray());
}
}
private static void Test(FastTextWrapper fastText)
{
var labels = fastText.GetLabels();
var prediction = fastText.PredictSingle("Can I use a larger crockpot than the recipe calls for?");
var predictions = fastText.PredictMultiple("Can I use a larger crockpot than the recipe calls for?", 4);
var vector = fastText.GetSentenceVector("Can I use a larger crockpot than the recipe calls for?");
}
public void Word2Vec()
{
using (var fastText = new FastTextWrapper())
{
fastText.LoadModel(Path.Combine(dataDir, "dbpedia.ftz"));
var vector = fastText.GetSentenceVector("Can I use a larger crockpot than the recipe calls for?");
}
}
private static void LoadModel()
{
using (var fastText = new FastTextWrapper())
{
fastText.LoadModel(@"D:\__Models\cooking.bin");
var labels = fastText.GetLabels();
var prediction = fastText.PredictSingle("Can I use a larger crockpot than the recipe calls for?");
var predictions = fastText.PredictMultiple("Can I use a larger crockpot than the recipe calls for?", 4);
var vector = fastText.GetSentenceVector("Can I use a larger crockpot than the recipe calls for?");
}
}
static void Main(string[] args)
{
var model = Path.Combine(@"D:\SciSharp\CherubNLP\data", "dbpedia.bin");
using (var fastText = new FastTextWrapper())
{
fastText.LoadModel(model);
var vector1 = fastText.GetSentenceVector("Hello");
}
var similarities = Similarity.Cosine("Power Outage -Fifth & Park - JPMC150713", new[]
{
"Cosine Similarity algorithm function sample.",
"Power Restored -Fifth & Park - JPMC150713",
"Compute the similarity of two hardcoded lists.",
"We can compute the similarity of two hardcoded lists.",
"Coronavirus app could trace your contacts without sacrificing your privacy"
}, model);
// var test = new KaggleTest();
// test.SpookyAuthorIdentification();
}