tree ffd8f75dab4c386a0897b865378a4dd52d1b5e58
parent 5e47dc2cc035f9770de472e246ba1d72941a3a05
author Bohan Li <bohanli@google.com> 1669935409 -0800
committer Bohan Li <bohanli@google.com> 1670865771 +0000

Filter noise variance in first pass stats.

This produces neutral results for standard test sets, but helps when
the input stats are not stable.

Change-Id: Id48ef7359c609849eb0b2e45c5565e7f5a741764