Yuchen Fu
Yuchen Fu has 2 papers in our library, in 2025, most of them on Language models & pretraining; often with Qing Gu, Yafeng Yin, Zhiwei Jiang.
OpenAlex · h-index 6 · 20 works · 111 citations OpenAlex, 2026-10-14
📄 2 works in our library · 🔗 Cited 17 times in our library · ⭐ Paper Stars ranking: #10460
Affiliations
🎓Nanjing UniversityNanjing ·
China2024–2025 · 4 papers🏛️Ministry of Education of the People's Republic of ChinaBeijing ·
China2025 · 2 papers🎓Nanjing University of Science and TechnologyNanjing ·
China2025 · 2 papers🎓Beijing University of Chinese MedicineBeijing ·
China2025 · 1 paper🏛️Chinese Academy of SciencesBeijing ·
China2025 · 1 paper🏥Dongzhimen Hospital Affiliated to Beijing University of Chinese MedicineBeijing ·
China2025 · 1 paper🎓Hunan Institute of EngineeringXiangtan ·
China2025 · 1 paper🎓University of Chinese Academy of SciencesBeijing ·
China2025 · 1 paper🏢State Grid Corporation of ChinaBeijing ·
China2020–2021 · 3 papers🎓Liaoning University of Traditional Chinese MedicineShenyang ·
China2024 · 2 papers
Fields, topics and concepts
📚 Shelves 5The field of science this work belongs to (OpenAlex fields).Arts and Humanities · 2 worksComputer Science · 2 worksArtificial Intelligence · 2 worksComputer Vision and Pattern Recognition · 2 worksLanguage and Linguistics · 2 works
🧭 Topics 1Research subjects and languages the work is about.Language models & pretraining · 2 works
Works by year
2020s
Papers
- Token Prepending: A Training-Free Approach for Eliciting Better Sentence Embeddings from LLMs (2025 · 10 citations)
Decoder-only LLMs rely on causal attention. When sentence embeddings are extracted from them without fine-tuning, tokens near the start of the input cannot see later tokens. Prompt-based methods such as PromptEOL read the embedding from the final prompt token, but that token still inherits the skewed representations… - Contrastive Prompting Enhances Sentence Embeddings in LLMs through Inference-Time Steering (2025 · 8 citations)
Large language models can produce sentence embeddings without any training data or fine-tuning: a prompt wraps the sentence, and the hidden state of the final token serves as the vector.
Co-authors here
Venues
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