static Person ParseLine(CsvReader csv, bool train = true)
{
int index = train
? 0
: -1;
bool survived = false;
if (train)
survived = csv[index] == "1";
string pclass = csv[index + 1];
string name = csv[index + 2];
string sex = csv[index + 3];
string age = csv[index + 4];
string sibsp = csv[index + 5];
string parch = csv[index + 6];
string ticket = csv[index + 7];
string fare= csv[index + 8];
string cabin = csv[index + 9];
string embarked = csv[index + 10];
Person p = new Person(
pclass, name, sex, age,
sibsp, parch, ticket, fare, cabin, embarked,
survived
);
return p;
}
public bool Predict(Person p)
{
object modality = p[_pivot];
if (_children.ContainsKey(modality))
return _children[modality].Predict(p);
else
return _defaultReturn;
}
public bool Predict(Person p)
{
// Vote between oracles
Index nbTrueVote = 0;
Index nbFalseVote = 0;
foreach (var tree in _trees)
{
if (tree.Predict(p))
nbTrueVote++;
else
nbFalseVote++;
}
return nbTrueVote > nbFalseVote;
}
public bool Predict(Person p)
{
return _alwaysReturn;
}