ACAT: A Collaborative Platform for Efficient Aspect-Based Sentiment Dataset Annotation

In three linesACAT is a web-based collaborative platform for Aspect-Based Sentiment Analysis (ABSA) dataset annotation. It supports 4 ABSA workflows, automates ETL and computes Inter-Annotator Agreement metrics. On 1,002 restaurant reviews, median annotation time 31.58s, IAA 0.78–0.86.

Summary generated by Claude — human-verified