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Letian Chen

20 papers hereh-index 10457 citations30 works total

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

author position
  • first author5
  • middle author14

Across the 19 of 20 papers where every author was matched, so the position is known.

fields
  • cs.RO10
  • cs.LG7
  • cs.CL2
  • cs.AI1
same name
  • Letian Chen — 4 papers, h 14
  • Letian Chen — 4 papers, h 2
  • Letian Chen — 4 papers, h 3
  • Letian Chen — 4 papers, h 1
  • Letian Chen — 4 papers, h 2
  • Letian Chen — 2 papers, h 6

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

activity
20182026
most citedLearning from Suboptimal Demonstration via Self-Supervised Reward Regression

31 citations · 77 across the 20 of their papers we have counts for

collaborators
Showing cs.CLShow all

2 papers · 1 filter

cs.CL2026

PulseCol: Periodically Refreshed Column-Sparse Attention for Accelerating Diffusion Language Models

Yanyi Lyu, Letian Chen, Futing Sun +3

Inference in diffusion large language models (dLLMs) is computationally expensive, as full self-attention must be repeatedly executed at each step of the denoising process without…

cs.CL2026

FlowLM: Few-Step Language Modeling via Diffusion-to-Flow Adaptation

Runzhe Zhang, Letian Chen, Wenpeng Zhang +2

We present FlowLM, a flow matching language model transformed from pre-trained diffusion language models via efficient fine-tuning. By re-aligning the curved sampling trajectories…

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