1.Information Extraction 信息提取工具

MITIE (C++) library and tools for information extraction

• 安装、colab
• 小数据集好，训练时间长
• code

Duckling (Haskell) Language, engine, and tooling for expressing, testing, and evaluating composable language rules on input strings.

• 实体提取库
• 使用方法
• code

IEPY (Python) IEPY is an open source tool for Information Extraction focused on Relation Extraction.

• 关系抽取（实体部分通过standfordnlp实现）
• code
• doc

Snorkel A training data creation and management system focused on information extraction

• 实体识别
• 请求演示

这个是model

Neural Relation Extraction implemented with LSTM in TensorFlow

A neural network model for Chinese named entity recognition

bert-chinese-ner 使用预训练语言模型BERT做中文NER

Information-Extraction-Chinese Chinese Named Entity Recognition with IDCNN/biLSTM+CRF, and Relation Extraction with biGRU+2ATT 中文实体识别与关系提取

2. CoreNLP

ner
doc+code
附带上：openIE：关系抽取
- 使用：例子
缺点：速度慢/连接失败
特点：开放领域关系抽取（无预定义）、pipeline、java

3.AllenNLP

• ner+re：pipeline
• 有一些联合抽取的model(dygie…)