imsl.data_mining.CHAIDDecisionTree.train¶
- CHAIDDecisionTree.train(training_data, weights=None)¶
Train a decision tree using training data and weights.
Parameters: training_data : (N,N) array_like
Array containing the data.
weights : (N,) array_like, optional
Array containing the case weights.
Default is weights[i] = 1.0.