public IDataVector <TValue> MemberwiseSet(VectorMemberwiseNameOpertor <TValue> setterAction)
{
var tmpThis = this;
var newValues = tmpThis._values.Select((val, idx) => setterAction(tmpThis.FeatureNames[idx], val)).ToList();
return(new DataVector <TValue>(newValues, new List <string>(FeatureNames)));
}
public void Test_MemberwiseSet_UsingFeatureNames()
{
// Given
VectorMemberwiseNameOpertor <object> vectorOperator =
(featureName, value) => featureName == "F2" ? Math.Pow(Convert.ToDouble(value), 2) : value;
var expectedVector = Vector <double> .Build.Dense(new[] { 1.0, 4.0, 3.0, 4.0 });
// When
var actualVector = TestDataBuilder.BuildNumericVector().MemberwiseSet(vectorOperator).NumericVector;
// Then
Assert.True(expectedVector.Equals(actualVector));
}
