c.f.Multi-class Classification Seq2seg for Multi-label Classification An object can belong to multiple classes. Class 1 Class 1 Class 3 Class 10 Class 3 Class 9 Class 17 Seq2seq Class 9 Class 7 Class 13 https://arxiv.org/abs/1909.03434 https://arxiv.org/abs/1707.05495 13 Seq2seq for Multi-label Classification c.f. Multi-class Classification Seq2seq Class 9 Class 7 Class 13 https://arxiv.org/abs/1909.03434 https://arxiv.org/abs/1707.05495 Class 1 Class 3 Class 1 Class 3 Class 9 Class 10 Class 17 An object can belong to multiple classes. 13