LeanMachineLearning

3.13. SequentialLearning.ActionIndicator🔗

The action indicator

actionIndicator A k n ω = 𝟙{A n ω = k} is the {0,1}-valued indicator that action k was chosen at round n. It is the increment weight of every per-action sum attached to an action process: pullCount A k n is its partial sum (sum_range_actionIndicator_eq_pullCount) and sumRewards A Y k n is its reward-weighted partial sum (sum_actionIndicator_mul).

Main definitions

  • Learning.actionIndicator

Main results

  • Learning.sum_range_actionIndicator_eq_pullCount, Learning.sum_actionIndicator_mul — the two partial-sum identities.

  • Learning.adapted_actionIndicator, Learning.integrable_actionIndicator.

Module LeanMachineLearning.SequentialLearning.ActionIndicator contains 12 exposed declarations.