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Songwei Liu

4 accepted papers

2026

ERTACache: Error Rectification and Timesteps Adjustment for Efficient Diffusion

ICLR 2026poster

Diffusion models suffer from substantial computational overhead due to their inherently iterative inference process. While feature caching offers a promising acceleration strategy by reusing intermediate outputs across timesteps, naive reuse often incurs noticeable quality degradation. In this work…

Cited by 0SourceScholar
2026

Error Propagation Mechanisms and Compensation Strategies for Quantized Diffusion Models

ICML 2026oral

Diffusion models have transformed image synthesis by establishing unprecedented quality and creativity benchmarks. Nevertheless, their large-scale deployment faces challenges due to computationally intensive iterative denoising processes. Although post-training quantization (PTQ) provides an effecti…

Cited by 0SourceScholar
2026

Motion-Aware Caching for Efficient Autoregressive Video Generation

ICML 2026poster

Autoregressive video generation paradigms offer theoretical promise for long video synthesis, yet their practical deployment is hindered by the computational burden of sequential iterative denoising. While cache reuse strategies can accelerate generation by skipping redundant denoising steps, existi…

Cited by 0SourceScholar
2025

ABQ-LLM: Arbitrary-Bit Quantized Inference Acceleration for Large Language Models

AAAI 2025technical

Large Language Models (LLMs) have revolutionized natural language processing tasks. However, their practical application is constrained by substantial memory and computational demands. Post-training quantization (PTQ) is considered an effective method to accelerate LLM inference. Despite its growing…