NeuralClassifier: An Open-source Neural Hierarchical Multi-label Text Classification Toolkit Liqun Liu author Funan Mu author Pengyu Li author Xin Mu author Jing Tang author Xingsheng Ai author Ran Fu author Lifeng Wang author Xing Zhou author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics: System Demonstrations Marta R Costa-jussà editor Enrique Alfonseca editor Association for Computational Linguistics Florence, Italy conference publication liu-etal-2019-neuralclassifier 10.18653/v1/P19-3015 https://aclanthology.org/P19-3015/ 2019-07 87 92