" Once we scale up, algorithms must be sensitive to tiny changes in identities and at the same time invariant to lighting, pose, age, " Kemelmacher-Shlizerman said.

Kemelmacher-Shlizerman 说：“一旦我们扩大数据库规模，算法必须对身份的微小变化敏感，同时不随光照、姿势、年龄变化。”