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Huanpeng Chu

4 accepted papers

2025

OmniCache: A Trajectory-Oriented Global Perspective on Training-Free Cache Reuse for Diffusion Transformer Models

ICCV 2025poster

Diffusion models have emerged as a powerful paradigm for generative tasks such as image synthesis and video generation, with Transformer architectures further enhancing performance. However, the high computational cost of diffusion Transformers--stemming from a large number of sampling steps and com…

Cited by 0SourcePDFScholar
2024

Robustness-Guided Image Synthesis for Data-Free Quantization

AAAI 2024technical

Quantization has emerged as a promising direction for model compression. Recently, data-free quantization has been widely studied as a promising method to avoid privacy concerns, which synthesizes images as an alternative to real training data. Existing methods use classification loss to ensure the…

Cited by 4SourcePDFScholar
2023

On the Effectiveness of Out-of-Distribution Data in Self-Supervised Long-Tail Learning.

ICLR 2023poster

Though Self-supervised learning (SSL) has been widely studied as a promising technique for representation learning, it doesn't generalize well on long-tailed datasets due to the majority classes dominating the feature space. Recent work shows that the long-tailed learning performance could be booste…

2022

Renovate Yourself: Calibrating Feature Representation of Misclassified Pixels for Semantic Segmentation

AAAI 2022technical

Existing image semantic segmentation methods favor learning consistent representations by extracting long-range contextual features with the attention, multi-scale, or graph aggregation strategies. These methods usually treat the misclassified and correctly classified pixels equally, hence misleadin…