Author

Dok-Yun Lee

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#human-computer interacti... Review Sep 2026

Breaking News Out of the Filter Bubble: Generative AI Search Diversifies Collective Attention and Raises Shared Information Consumption

Generative AI search and AI overviews are transforming access to information and news, renewing concerns that readers will encounter a narrower range of topics and have less in common. We examine these concerns via a randomized field experiment with 37,561 readers at The Washington Post. Both groups searched the same a...

Heeseung Andrew Lee, Dok-Yun Lee, Gwanhoo Lee et al. · 0 citations

#artificial intelligence Review Sep 2026

GRACE: Graph-Grounded Reflective Agent Copilot Engine for Expert-in-the-Loop Knowledge Expansion

Large language models deployed in high-stakes settings frequently generate plausible but ungrounded claims. Standard retrieval-augmented generation (RAG) pipelines offer limited remedy, since they retrieve isolated passages without tracking cross-document evidence relationships or quantifying uncertainty. We introduce...

John Seon Keun Yi, J. Minot, Dok-Yun Lee · 0 citations