Chinese underground engineering field named entity identification method

The invention provides an underground engineering field named entity recognition method based on RoBERTa, belongs to the technical field of underground engineering information, constructs a Chinese underground engineering field named entity recognition data set, and provides a novel named entity recognition model for the Chinese underground engineering field. Through the provided novel named entity recognition model, context features of the named entities in the Chinese underground engineering field are learned, the accuracy and robustness of recognition of the named entities in the Chinese underground engineering field are improved, and the effectiveness of recognition of the named entities in the Chinese underground engineering field is improved. 本发明提供一种基于RoBERTa的地下工程领域命名实体识别方法，属于地下工程信息技术领域，本发明构建了一个中文地下工程领域命名实体识别数据集，并针对中文地下工程领域提出了一个新型命名实体识别模型。通过提出的新型命名实体识别模型，学习到中文地下工程领域命名实体上下文特征，提高了中文地下工程领域命名实体识别的准确率和鲁棒性，增加了中文地下工程领域命名实体识别的有效性。