Sijia Yao
2 papers · 2025–2026 · 2 venues · across top CS/AI venues
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Achievements
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🌍
Conference Polyglot · Bronze
🌉
Interdisciplinary Bridge · Bronze
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Research topics
Keywords
representation learning
(1)
reinforcement learning
(1)
direct preference optimization
(1)
information retrieval
(1)
dense retrieval
(1)
query expansion
(1)
semantic embedding
(1)
data selection
(1)
joint optimization
(1)
neural retrieval
(1)
user simulator
(1)
data evaluation
(1)
retriever training
(1)
proactive dialogue agent
(1)