tree bd810e18efbb2df03e43af0dbf16f61b43355186
parent 5ded5f0f63a4efca8558de171ef2e4b0a9723d7b
author Hao Zhu <haozhu233@gmail.com> 1556632712 -0400
committer Hao Zhu <haozhu233@gmail.com> 1556632712 -0400

added one sentence to scale_down doc