Enum TransferStrategy 

pub enum TransferStrategy {
    DirectTransfer {
        source_weight: Float,
        adapt_domain: bool,
    },
    FeatureTransfer {
        feature_dim: usize,
        adaptation_rate: Float,
    },
    ModelTransfer {
        adaptation_steps: usize,
        regularization: Float,
    },
    InstanceTransfer {
        k_neighbors: usize,
        weighting_method: ImportanceWeightingMethod,
    },
    MultiTaskTransfer {
        n_tasks: usize,
        similarity_threshold: Float,
    },
}

Transfer learning strategies for hyperparameter optimization

Variants

DirectTransfer

Direct parameter transfer from source to target task

Fields

source_weight: Float

Weight for source task parameters (0.0 = ignore, 1.0 = full trust)

adapt_domain: bool

Whether to use domain adaptation

FeatureTransfer

Feature-based transfer using learned representations

Fields

feature_dim: usize

Dimensionality of learned feature space

adaptation_rate: Float

Learning rate for feature adaptation

ModelTransfer

Model-based transfer using surrogate models

Fields

adaptation_steps: usize

Number of adaptation steps

regularization: Float

Regularization strength for transfer

InstanceTransfer

Instance-based transfer with sample reweighting

Fields

k_neighbors: usize

K nearest neighbors to transfer

weighting_method: ImportanceWeightingMethod

Importance weighting method

MultiTaskTransfer

Multi-task transfer learning

Fields

n_tasks: usize

Number of related tasks

similarity_threshold: Float

Task similarity threshold

Trait Implementations

impl Clone for TransferStrategy

fn clone(&self) -> TransferStrategy

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TransferStrategy

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.