Graph neural networksPost-trained BERTAttentionAspect-based sentiment analysis (ABSA) focused on forecasting the sentiment orientation of a given aspect target within the input. Existing methods employ neural networks and attention mechanisms to encode input and discern aspect-context relationships. ...
Aspect-basedsentimentanalysiswith alternating coattention networks目录introduction method...否定修饰词与隐含的情感短语之间的复杂关系。因此,我们需要改进LSTM或attention,使网络学习上下文词之间的复杂关系,或将注意层的结果以非线性的方式映射到分类空间。 在未来的工作中,作者计划设计 ...
《Relational Graph Attention Network for Aspect-based Sentiment Analysis》论文理解[TBC] [标题] 《Relational Graph Attention Network for Aspect-based Sentiment Analysis》 [代码地址] https://github.com/shenwzh3/RGAT-ABSA [知识储备] 什么是GCN? 什么是GAT? 目录 一、背景与概览 1.1 相关研究 1.2 ...