public void TestDistance()
{
var instance = new Jaccard(k: 2);
var result = instance.Distance("ABCDE", "ABCDF");
Assert.Equal(expected: 0.4, actual: result);
}
/// <summary>
/// Calculate Jaccard index for a given input (Wrapper for Accord.NET Jaccard
/// Distance method)
/// </summary>
/// <param name="truth">Array of truth</param>
/// <param name="predictions">Array of predictions</param>
/// <returns><see cref="double"/> value of Jaccard index (1 - Jaccard Distance)</returns>
public static double CalculateJaccardIndex(double[] truth, double[] predictions)
{
var jaccard = new Jaccard();
return(1 - jaccard.Distance(truth, predictions));
}
