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Jianchen Zhu

6 accepted papers

2026

Flash-DMD: Towards High-Fidelity Few-Step Image Generation with Efficient Distillation and Joint Reinforcement Learning

CVPR 2026

Diffusion Models have emerged as a leading class of generative models, yet their iterative sampling process remains computationally expensive. Timestep distillation is a promising technique to accelerate generation, but it often requires extensive training and leads to image quality degradation. Fur

Cited by 0SourceScholar
2026

SpecExit: Accelerating Large Reasoning Model via Speculative Exit

ICML 2026poster

Despite their strong performance on reasoning tasks, large reasoning models (LRMs) often suffer from overthinking, producing unnecessarily long outputs and incurring high end-to-end latency, a significant limitation to their real-world deployment. To address overthinking, early-exit mechanisms have …

Cited by 0SourceScholar
2026

Stem: Rethinking Causal Information Flow in Sparse Attention

ICML 2026poster

The quadratic computational complexity of self-attention remains a fundamental bottleneck for scaling Large Language Models (LLMs) to long contexts, particularly during the pre-filling phase. In this paper, we rethink the causal attention mechanism from the perspective of information flow. Due to ca…

Cited by 0SourceScholar
2026

Tequila: Deadzone-free Ternary Quantization for Large Language Models

ICLR 2026poster

Quantization techniques are essential for the deployment of Large Language Models (LLMs) on edge devices. However, prevailing methods often rely on mixed-precision multiplication that lacks efficient hardware support, making it not feasible. Ternary weight quantization addresses this by constraining…

Cited by 0SourcecodeScholar
2025

PEARL: Parallel Speculative Decoding with Adaptive Draft Length

ICLR 2025poster

Speculative decoding (SD), where an extra draft model is employed to provide multiple **draft** tokens first and then the original target model verifies these tokens in parallel, has shown great power for LLM inference acceleration. However, existing SD methods suffer from the mutual waiting problem…

Cited by 0SourcePDFScholar
2023

EasyQuant: An Efficient Data-free Quantization Algorithm for LLMs

EMNLP 2023long main

Large language models (LLMs) have proven to be very superior to conventional methods in various tasks. However, their expensive computations and high memory requirements are prohibitive for deployment. Model quantization is an effective method for reducing this overhead. The problem is that in most…

Cited by 0SourceScholar