 The popular method, Monte Carlo Localization (MCL) addresses the problem by sampling uniformly ] over the state space , which is unfortunately inefficient when the environment is large .
<meaning-changed>  The popular method, Monte Carlo Localization (MCL) addresses the problem by sampling uniformly ] over the state space , which is unfortunately inefficient when the environment is large .
 The popular method, Monte Carlo Localization (MCL) addresses the problem by sampling uniformly 1] over the state space , which is unfortunately inefficient when the environment is large .