BERT+BiLSTM-CRF-NER用于做ner识别

参考：
http://www.52nlp.cn/tag/%E5%91%BD%E5%90%8D%E5%AE%9E%E4%BD%93%E8%AF%86%E5%88%AB

论文: https://arxiv.org/pdf/1810.04805.pdf
实战:
https://blog.csdn.net/macanv/article/details/85684284
https://github.com/macanv/BERT-BiLSTM-CRF-NER