HotComment: A Benchmark for Evaluating Popularity of Online Comments

arXiv:2604.25614v1 Announce Type: new Abstract: Online comments play a crucial role in shaping public sentiment and opinion dynamics on social media. However, evaluating their popularity remains challenging, not only because it depends on linguistic quality, originality, and emotional resonance, but also because stylistic preferences vary widely across platforms and user groups, causing the same comment to resonate differently in different communities. In this work, we present HotComment, a mult