5 citations · 6 across the 7 of their papers we have counts for
3 papers · 1 filter
Search-Aware Reinforcement Learning for Multi-Component Query Understanding in Roblox Game Search
Nayoung Choi, Shengjian Chen, Xiaokai Wei +6
Query understanding (QU) plays a critical role in production search systems, translating raw user queries into search execution plans that drive downstream retrieval and ranking. W…
Hierarchical Multi-Persona Induction from User Behavioral Logs: Learning Evidence-Grounded and Truthful Personas
Nayoung Choi, Haeyu Jeong, Changbong Kim +2
Behavioral logs provide rich signals for user modeling, but are noisy and interleaved across diverse intents. Recent work uses LLMs to generate interpretable natural-language perso…
Reference-Aligned Retrieval-Augmented Question Answering over Heterogeneous Proprietary Documents
Nayoung Choi, Grace Byun, Andrew Chung +3
Proprietary corporate documents contain rich domain-specific knowledge, but their overwhelming volume and disorganized structure make it difficult even for employees to access the…