Hongtao Liu
16 papers · 2022–2025 · 5 conferences · across top CS/AI conferences
Achievements
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🐝 Cross-Pollinator (6) 🌉 Interdisciplinary Bridge 🧭 Keyword Pioneer 🌍 Conference Polyglot (5) 🌈 Renaissance Researcher (6)
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Interdisciplinary Bridge
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Keyword Pioneer
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Dynamic Duo
(10)
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Prolific Year
(7)
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Keyword Collector
(89)
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Century Club
(16)
Conferences
EMNLP (10)
IJCAI (3)
ACL (1)
ICLR (1)
NIPS (1)
Top co-authors
Keywords
large language model
(8)
representation learning
(3)
expert finding
(3)
positional encoding
(2)
recommender system
(2)
text summarization
(2)
attention mechanism
(2)
pretrained language model
(2)
length extrapolation
(2)
knowledge distillation
(2)
contrastive learning
(2)
community question answering
(2)
multi-agent system
(2)
information retrieval
(1)
text generation
(1)
hierarchical modeling
(1)
knowledge representation
(1)
in-context learning
(1)
domain adaptation
(1)
transfer learning
(1)
Papers
HPDM: A Hierarchical Popularity-aware Debiased Modeling Approach for Personalized News Recommender
IJCAI 2025
A Survey on LLM-powered Agents for Recommender Systems
EMNLP 2025
DS-MHP: Improving Chain-of-Thought through Dynamic Subgraph-Guided Multi-Hop Path
EMNLP 2025
Beyond Fixed Length: Bucket Pre-training is All You Need
IJCAI 2025
Meaningful Learning: Enhancing Abstract Reasoning in Large Language Models via Generic Fact Guidance
NIPS 2024
Length Extrapolation of Transformers: A Survey from the Perspective of Positional Encoding
EMNLP 2024
SRAP-Agent: Simulating and Optimizing Scarce Resource Allocation Policy with LLM-based Agent
EMNLP 2024
Advancing Large Language Model Attribution through Self-Improving
EMNLP 2024
Extending Context Window of Large Language Models from a Distributional Perspective
EMNLP 2024
GlobeSumm: A Challenging Benchmark Towards Unifying Multi-lingual, Cross-lingual and Multi-document News Summarization
EMNLP 2024
Graph Collaborative Expert Finding with Contrastive Learning
IJCAI 2024
PUNR: Pre-training with User Behavior Modeling for News Recommendation
EMNLP 2023
Deep Generative Modeling on Limited Data with Regularization by Nontransferable Pre-trained Models
ICLR 2023
Pre-trained Personalized Review Summarization with Effective Salience Estimation
ACL 2023
Contrastive Pre-training for Personalized Expert Finding
EMNLP 2023
ExpertPLM: Pre-training Expert Representation for Expert Finding
EMNLP 2022