This paper is available on arxiv under CC 4.0 license.

Authors:

(1) Andrey Zhmoginov, Google Research & {azhmogin,sandler,mxv}@google.com;

(2) Mark Sandler, Google Research & {azhmogin,sandler,mxv}@google.com;

(3) Max Vladymyrov, Google Research & {azhmogin,sandler,mxv}@google.com.

G ADDITIONAL TABLES AND FIGURES