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Penghang Liu

3 papers here

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • middle author3

Across the 3 of 3 papers where every author was matched, so the position is known.

fields
  • cs.AI2
  • cs.LG1
ORCID 0000-0002-1238-7738
same name
  • Penghang Liu — 2 papers, h 2
  • Penghang Liu — 1 paper, h 5

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

most citedLLM-driven Imitation of Subrational Behavior : Illusion or Reality?

3 citations · 3 across the 3 of their papers we have counts for

collaborators

3 papers

cs.AI2026

REVISE: Validity-Guided Recovery for Online Revisions in Agent Workflows

Ruoling Qi, Xuaner Wu, Penghang Liu +2

Agent revisions expose a fundamental correctness--efficiency trade-off during concurrent execution. Discarding ongoing work preserves latest-version correctness but wastes progress…

cs.LG2026

Tail-Replay: Escaping the Curse of Linear Attention in Prefix Caching for Hybrid LLMs

Yirui Liu, Ruoling Qi, Xuaner Wu +2

Hybrid large language models interleave full-attention layers with linear-attention layers to reduce the cost of long-context inference. This structure complicates prefix caching:…

cs.AI2024★ 3 cited

LLM-driven Imitation of Subrational Behavior : Illusion or Reality?

Andrea Coletta, Kshama Dwarakanath, Penghang Liu +2

Modeling subrational agents, such as humans or economic households, is inherently challenging due to the difficulty in calibrating reinforcement learning models or collecting data…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.