UPB at SemEval-2021 Task 1: Combining Deep Learning and Hand-Crafted Features for Lexical Complexity Prediction George-Eduard Zaharia author Dumitru-Clementin Cercel author Mihai Dascalu author 2021-08 text Proceedings of the 15th International Workshop on Semantic Evaluation (SemEval-2021) Alexis Palmer editor Nathan Schneider editor Natalie Schluter editor Guy Emerson editor Aurelie Herbelot editor Xiaodan Zhu editor Association for Computational Linguistics Online conference publication zaharia-etal-2021-upb 10.18653/v1/2021.semeval-1.77 https://aclanthology.org/2021.semeval-1.77/ 2021-08 609 616