GILE: A Generalized Input-Label Embedding for Text Classification Nikolaos Pappas author James Henderson author 2019 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal pappas-henderson-2019-gile 10.1162/tacl_a_00259 https://aclanthology.org/Q19-1009/ 2019 7 139 155