tree a34af1530448ced697ee5cd521145d53c4ce93d1
parent c1a7f263bcb0a19fc0f5a3dc85c11fe54ea6c4f5
author Bohan Li <bohanli@google.com> 1536860585 -0700
committer Bohan Li <bohanli@google.com> 1536860585 -0700

Rewrite the optical flow estimation function for confidence weight.

The total function is rewritten just to ensure the positive definite
property and the symmetry of matrix A, no matter how the weights are changed.

Change-Id: Ie332df2f1b05fe74293969f864383174159cee5d