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Zhiheng Zhang

Zhiheng Zhang has 2 papers in our library, in 2026, most of them on Language models & pretraining, Bias, fairness & safety; often with Daojian Zeng, Bohan Yu, Jun Zhao.

2 papers in our library · 2026

OpenAlex · ORCID · h-index 15 · 97 works · 940 citations OpenAlex, 2026-10-14

📄 2 works in our library · ⭐ Paper Stars ranking: #14127

The profile is the library's match of the name; two people with one name are not always told apart.

Elsewhere: Google Scholar · Semantic Scholar · dblp · ACL Anthology

 Affiliations

From the bylines of their papers (OpenAlex, 2026-10-14), ORCID and Wikidata; institutions on papers are matched by machine. 31 more institutions on single bylines are not listed.

 Fields, topics and concepts

Of its works in our library, with the number of works on each.

 Works by year

2020s

 Papers

The most cited first (OpenAlex and our library).

  1. Hetero-Designer: Automated Design of Multi-Agent Systems with Heterogeneous LLMs (2026)
    Most automated methods for building LLM-based multi-agent systems (MAS) run every agent on the same model, such as GPT-4o.
  2. Preventing Safety Drift in Large Language Models via Coupled Weight and Activation Constraints (2026)
    Aligned LLMs often lose their refusal behavior after fine-tuning, even when the training data is benign. Most existing defenses act at only one level: they either restrict weight updates or regularize internal activations. The authors linearize a layer's output change around the aligned model and show that it splits…

 Co-authors here

5 co-authors with a page, the most papers together first.

Venues

Where their works here were published, the most works first, with the editions of those that have a page.

Updated

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