Zhiyu Shen
Zhiyu Shen has 2 papers in our library, in 2026, most of them on Language models & pretraining; often with Yanghui Rao, Jianxing Yu.
OpenAlex · h-index 0 · 1 works · 0 citations OpenAlex, 2026-10-14
Affiliations
Fields, topics and concepts
📚 Shelves 5The field of science this work belongs to (OpenAlex fields).Artificial Intelligence · 2 worksArts and Humanities · 2 worksComputer Science · 2 worksLanguage and Linguistics · 2 worksComputer Vision and Pattern Recognition · 1 work
🧭 Topics 1Research subjects and languages the work is about.Language models & pretraining · 1 work
Works by year
2020s
Papers
- HopWeaver: Cross-Document Synthesis of High-Quality and Authentic Multi-Hop Questions (2026)
Building multi-hop QA (MHQA) datasets by hand is expensive. Automatic generators usually need curated evidence or knowledge graphs, or they produce questions that one document alone can answer. HopWeaver is a pipeline that works from a raw text corpus with no human in the loop. It produces two question types: bridge… - MemBuilder: Reinforcing LLMs for Long-Term Memory Construction via Attributed Dense Rewards (2026)
Long multi-session conversations are hard for LLMs because plain retrieval treats past text as isolated chunks and misses how facts change over time.
Co-authors here
Venues
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