Progressive Class Semantic Matching for Semi-supervised Text Classification Haiming Xu author Lingqiao Liu author Ehsan Abbasnejad author 2022-07 text Proceedings of the 2022 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies Marine Carpuat editor Marie-Catherine de Marneffe editor Ivan Vladimir Meza Ruiz editor Association for Computational Linguistics Seattle, United States conference publication xu-etal-2022-progressive 10.18653/v1/2022.naacl-main.219 https://aclanthology.org/2022.naacl-main.219/ 2022-07 3003 3013