/recentlycommented [2021] ✪

Content that receives a comment recently is significantly more likely to be seen and receive further engagement, creating a feedback loop. This explains why “recently commented” sorts often dominate user behavior.

"Ranking Comments on Social News Sites: A Novel Approach Using Comment Recency and Thread Structure" (J. Lee & S. Kim, Expert Systems with Applications , 2019, 128, 56-67) /recentlycommented

This paper examines how recent activity (including comments) influences the visibility and popularity of content. While not explicitly titled with "/recentlycommented", it models how time since last interaction affects attention allocation — directly analogous to sorting by recently commented posts. It introduces the concept of temporal recency bias in user attention. Content that receives a comment recently is significantly

Free on Nature’s website (open access): https://www.nature.com/articles/srep02525 If you meant a paper implementing a /recentlycommented algorithm (e.g., in a forum or collaborative system): Search for: "Recency-based ranking in online discussion forums" But a solid peer-reviewed example is: Lee & S