Reject reflections with only 1 background pixel as well as those with 0, as those with only 1 will cause flex.mean_and_variance to fail when calculating variance.
Reject reflections with only 1 background pixel as well as those with 0,
as those with only 1 will cause flex.mean_and_variance to fail when
calculating variance.


dials/dials,dials/dials,dials/dials,dials/dials,dials/dials