文档级别的实体关系抽取有哪些文章及其源代

1. 《Entity Relation Extraction with Graph Neural Networks》（https://arxiv.org/abs/1711.05486） 2. 《Neural Relation Extraction with Selective Attention over Instances》（https://www.aclweb.org/anthology/P16-1231） 3. 《Neural Relation Extraction with Multi-level Attention》（https://www.aclweb.org/anthology/P18-1130） 4. 《Joint Entity and Relation Extraction via a Graph Convolutional Network Model》（https://arxiv.org/abs/1703.07115） 5. 《Towards Open Domain Factoid Question Answering Using Neural Entity Relation Extraction Models on Large Knowledge Bases (Knowlywood)》 （http://arxiv:1703:09737v1 ）