[stderr]
/net/bmc-lab5/data/kellis/users/benjames/cellranger-arc-2.0.2/mro/atac/stages/analysis/generate_tf_matrix/__init__.py:106: RuntimeWarning: divide by zero encountered in true_divide
  return (matrix - medians) / MAD
/net/bmc-lab5/data/kellis/users/benjames/cellranger-arc-2.0.2/mro/atac/stages/analysis/generate_tf_matrix/__init__.py:106: RuntimeWarning: invalid value encountered in true_divide
  return (matrix - medians) / MAD
