kumulant/com.eignex.kumulant.bandit.univariate/BoltzmannSpec

BoltzmannSpec

@Serializable

@SerialName(value = "Boltzmann")

data class BoltzmannSpec(val nbrArms: Int, val priorMean: Double = 0.0, val priorWeight: Double = 0.02, val initialTau: Double = 1.0, val minTau: Double = 0.001, val decay: Double = 1.0) : UnivariateBanditSpec(source)

Spec for BoltzmannBandit.

Constructors

BoltzmannSpec

constructor(nbrArms: Int, priorMean: Double = 0.0, priorWeight: Double = 0.02, initialTau: Double = 1.0, minTau: Double = 0.001, decay: Double = 1.0)

Properties

decay

val decay: Double

Cooling decay exponent: tau(t) = initialTau / t^decay.

initialTau

val initialTau: Double

Initial softmax temperature.

minTau

val minTau: Double

Floor on the temperature schedule.

nbrArms

val nbrArms: Int

Number of arms in the population.

priorMean

val priorMean: Double

Per-arm prior on the running reward mean.

priorWeight

val priorWeight: Double

Per-arm prior pseudo-count.

Functions

materialize

fun BoltzmannSpec.materialize(random: Random = Random.Default): BoltzmannBandit

Build a live BoltzmannBandit from its spec.

fun UnivariateBanditSpec.materialize(random: Random = Random.Default): Bandit

Dispatch any UnivariateBanditSpec to its concrete bandit.

BoltzmannSpec

constructor(nbrArms: Int, priorMean: Double = 0.0, priorWeight: Double = 0.02, initialTau: Double = 1.0, minTau: Double = 0.001, decay: Double = 1.0)(source)