Avoiding Boundary Effects in Wang-Landau Sampling
B.J. Schulz (1), K. Binder (1), M. M\"uller (1), D.P. Landau (2), ((1) Institut f\"ur Physik, WA331, Johannes Gutenberg Universit\"at, Mainz,, Germany (2) Center for Simulational Physics, The University of Georgia,, Athens, Georgia)
TL;DR
This paper introduces a simple modification to the Wang-Landau sampling algorithm that effectively eliminates boundary-related systematic errors, improving the accuracy of energy range sampling.
Contribution
The paper presents a straightforward modification to Wang-Landau sampling that removes boundary effects, enhancing the method's reliability.
Findings
Boundary effects are eliminated with the modification.
The modified algorithm reduces systematic errors.
Sampling accuracy over energy ranges is improved.
Abstract
A simple modification of the ``Wang-Landau sampling'' algorithm removes the systematic error that occurs at the boundary of the range of energy over which the random walk takes place in the original algorithm.
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