Extreme Multi-Label Classification with Label Masking for Product Attribute Value Extraction Wei-Te Chen author Yandi Xia author Keiji Shinzato author 2022-05 text Proceedings of the Fifth Workshop on e-Commerce and NLP (ECNLP 5) Shervin Malmasi editor Oleg Rokhlenko editor Nicola Ueffing editor Ido Guy editor Eugene Agichtein editor Surya Kallumadi editor Association for Computational Linguistics Dublin, Ireland conference publication chen-etal-2022-extreme 10.18653/v1/2022.ecnlp-1.16 https://aclanthology.org/2022.ecnlp-1.16/ 2022-05 134 140