Long Xia
5 papers · 2021–2026 · 4 venues · across top CS/AI venues
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Achievements
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Conference Polyglot · Bronze
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Academic Marathon · Sprint
🌉
Interdisciplinary Bridge · Silver
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Taxonomy Completionist
(16)
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Hot Topic Early Bird
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Research topics
Artificial Intelligence
(4)
Machine Learning
(4)
Core AI
(4)
Learning Types
(4)
Natural Language Processing
(3)
Resources & Methods
(2)
Data Science & Analytics
(1)
Deep Learning
(1)
Reinforcement Learning
(1)
Applications · Data Science & Analytics
(1)
Applications · Natural Language Processing
(1)
Generation
(1)
Methods
(1)
Optimization & Theory
(1)
Keywords
reinforcement learning from human feedback
(3)
large language model
(2)
generative reward model
(2)
policy learning
(1)
adversarial training
(1)
markov decision process
(1)
preference modeling
(1)
reward model
(1)
sequential recommendation
(1)
tool use
(1)
supervised fine-tuning
(1)
directed acyclic graph
(1)
preference estimation
(1)
sequence denoising
(1)
positional bia
(1)
small language model
(1)
creative writing
(1)
multi-agent system
(1)
reinforcement learning from ai feedback
(1)
contrastive learning
(1)
Papers
Beyond ReAct: A Planner-Centric Framework for Complex Tool-Augmented LLM Reasoning
AAAI 2026
ConsistRM: Improving Generative Reward Models via Consistency-Aware Self-Training
ACL 2026
ReflectRM: Boosting Generative Reward Models via Self-Reflection within a Unified Judgment Framework
ACL 2026
Igniting Creative Writing in Small Language Models: LLM-as-a-Judge versus Multi-Agent Refined Rewards
EMNLP 2025
Pattern-enhanced Contrastive Policy Learning Network for Sequential Recommendation
IJCAI 2021