🧑🔬 Ruifeng Xu — papers of 2019 — 1 paper, the most cited first1 paper · all years of Ruifeng XuA Challenge Dataset and Effective Models for Aspect-Based Sentiment AnalysisConference on Empirical Methods in Natural Language Processing (EMNLP)Qingnan Jiang, Lei Chen, Ruifeng Xu, et al.2019 · 395 citationsThis page in Markdown → https://md.research.elamur.ai/free/en/authors/ruifeng-xu/year/2019/