LightCARTHyperparameters

Properties

num_leavestunable

integerdefault 32≥ 1

Maximum number of leaves in one tree.

max_depthtunable

integerdefault -1

Maximum tree depth. -1 = no limit.

lambda_l1tunable

numberdefault 0≥ 0

L1 regularization.

lambda_l2tunable

numberdefault 0≥ 0

L2 regularization.

min_data_in_leaftunable

integerdefault 20≥ 1

Minimum number of cases in a leaf.

max_cat_thresholdtunable

integerdefault 32≥ 1

Maximum number of split points for categorical features.

min_data_per_grouptunable

integerdefault 100≥ 1

Minimum number of cases per categorical group.

linear_treetunable

booleandefault false

Fit linear models at leaves.

objective

string | nulldefault null

LightGBM objective. NULL = set from outcome type.

ifwtunable

booleandefault false

Inverse Frequency Weighting in classification.

Relationships