.. _method-multilevel_sampling-convergence_tolerance_target-cost_constraint: """"""""""""""" cost_constraint """"""""""""""" Allocate samples to target specified cost .. toctree:: :hidden: :maxdepth: 1 **Specification** - *Alias:* None - *Arguments:* None **Description** Minimizes the variance of the estimator while targeting a certain cost given in keyword ``convergence_tolerance``.