Span-based syntactic feature fusion for aspect sentiment triplet extraction

Guangtao Xu, Zhihao Yang, Bo Xu, Ling Luo, Hongfei Lin

Abstract: Highlights•Integrating syntactic information into the span-based method, significantly enhances its performance.•The experiment validates the issue of conflicting learning objectives in span-based methods.•Comparing from four perspectives with generative methods of different scales.•The source code of this work is released in order to facilitate related research.