Grid Parameter Search

../../../../_images/hyperparam.svg

Exhaustive search over hyperparameters.

Documentation

Evaluates each parameter combination in the set of parameter hypercubes given by each table in the list of parameter tables. Each parameter table specify a hypercube of dimension N where N is the number of columns in the table. Every combination of parameter values in each such cube will be sampled.

Definition

Input ports

in-model
Type: model
Description: in-model
parameter space
Type: [table]
Description: param-space
X
Type: table
Description: X
Y
Type: table
Description: Y
cross-validation
Type: [(table,table)]
Description: cross-validation
Optional number of ports: 0–1 (default: 0)

Output ports

results
Type: table
Description: results
parameters
Type: table
Description: parameters
out-model
Type: model
Description: out-model

Configuration

Cross validation splits (cv)

Number of fold in the default K-Fold cross validation. Ignored when cross-validation port is given

Examples

The node can be found in:

Implementation

class node_paramsearch.ParameterSearch_Grid[source]