---
title: "Cheng Liu — papers of 2026 — 1 paper, the most cited first"
description: "Cheng Liu — papers of 2026: 1 paper on Elamur Research, the most cited first — what each work is about in our own words."
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# Cheng Liu — papers of 2026 — 1 paper, the most cited first

1 paper · [all years of Cheng Liu](https://md.research.elamur.ai/free/en/authors/cheng-liu/#years)

**[TrajGuard: Streaming Hidden-state Trajectory Detection for Decoding-time Jailbreak Defense](https://md.research.elamur.ai/free/en/papers/liu-2026-trajguard-streaming-hidden-state-trajectory/) [Findings of the Association for Computational Linguistics](https://md.research.elamur.ai/free/en/venues/findings/)**Cheng Liu, Xiaolei Liu, Xingyu Li, et al.*2026*