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Diffusion distillation has emerged as a promising strategy for accelerating text-to-image (T2I) diffusion models by distilling a pretrained score network into a one- or few-step generator. While existing methods have made notable progress,…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Mingyuan Zhou , Yi Gu , Zhendong Wang

The development of generative models that create 3D content from a text prompt has made considerable strides thanks to the use of the score distillation sampling (SDS) method on pre-trained diffusion models for image generation. However,…

计算机视觉与模式识别 · 计算机科学 2024-03-01 Xiaohan Fei , Chethan Parameshwara , Jiawei Mo , Xiaolong Li , Ashwin Swaminathan , CJ Taylor , Paolo Favaro , Stefano Soatto

Diffusion distillation methods aim to compress the diffusion models into efficient one-step generators while trying to preserve quality. Among them, Distribution Matching Distillation (DMD) offers a suitable framework for training…

计算机视觉与模式识别 · 计算机科学 2024-06-24 Denis Rakitin , Ivan Shchekotov , Dmitry Vetrov

Discrete diffusion models (DDMs) have shown powerful generation ability for discrete data modalities like text and molecules. However, their practical application is hindered by inefficient sampling, requiring a large number of sampling…

机器学习 · 计算机科学 2025-09-25 Feiyang Fu , Tongxian Guo , Zhaoqiang Liu

Diffusion models achieve high-quality image generation but are limited by slow iterative sampling. Distillation methods alleviate this by enabling one- or few-step generation. Flow matching, originally introduced as a distinct framework,…

计算机视觉与模式识别 · 计算机科学 2025-12-04 Mingyuan Zhou , Yi Gu , Huangjie Zheng , Liangchen Song , Guande He , Yizhe Zhang , Wenze Hu , Yinfei Yang

Recent improvements in convolutional neural network (CNN)-based single image super-resolution (SISR) methods rely heavily on fabricating network architectures, rather than finding a suitable training algorithm other than simply minimizing…

图像与视频处理 · 电气工程与系统科学 2021-11-23 SeongUk Park , Nojun Kwak

Score distillation sampling (SDS) has emerged as an effective framework in text-driven 3D editing tasks, leveraging diffusion models for 3D-consistent editing. However, existing SDS-based 3D editing methods suffer from long training times…

计算机视觉与模式识别 · 计算机科学 2025-02-12 Jiwook Kim , Seonho Lee , Jaeyo Shin , Jiho Choi , Hyunjung Shim

Although recent advancements in text-to-3D generation have significantly improved generation quality, issues like limited level of detail and low fidelity still persist, which requires further improvement. To understand the essence of those…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Zongrui Li , Minghui Hu , Qian Zheng , Xudong Jiang

Score Distillation Sampling (SDS) has been pivotal for leveraging pre-trained diffusion models in downstream tasks such as inverse problems, but it faces two major challenges: $(i)$ mode collapse and $(ii)$ latent space inversion, which…

机器学习 · 计算机科学 2024-10-15 Nicolas Zilberstein , Morteza Mardani , Santiago Segarra

Score Distillation Sampling (SDS) by well-trained 2D diffusion models has shown great promise in text-to-3D generation. However, this paradigm distills view-agnostic 2D image distributions into the rendering distribution of 3D…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Chenhan Jiang , Yihan Zeng , Tianyang Hu , Songcun Xu , Wei Zhang , Hang Xu , Dit-Yan Yeung

Supervised training of deep neural networks for classification typically relies on hard targets, which promote overconfidence and can limit calibration, generalization, and robustness. Self-distillation methods aim to mitigate this by…

计算机视觉与模式识别 · 计算机科学 2026-02-06 Anton Adelöw , Matteo Gamba , Atsuto Maki

Text-to-3D generation has made remarkable progress recently, particularly with methods based on Score Distillation Sampling (SDS) that leverages pre-trained 2D diffusion models. While the usage of classifier-free guidance is well…

计算机视觉与模式识别 · 计算机科学 2023-11-01 Xin Yu , Yuan-Chen Guo , Yangguang Li , Ding Liang , Song-Hai Zhang , Xiaojuan Qi

3D Gaussian Splatting (3DGS) has achieved excellent rendering quality with fast training and rendering speed. However, its optimization process lacks explicit geometric constraints, leading to suboptimal geometric reconstruction in regions…

计算机视觉与模式识别 · 计算机科学 2025-02-12 Lin-Zhuo Chen , Kangjie Liu , Youtian Lin , Siyu Zhu , Zhihao Li , Xun Cao , Yao Yao

Recent advances in text-to-3D generation have made significant progress. In particular, with the pretrained diffusion models, existing methods predominantly use Score Distillation Sampling (SDS) to train 3D models such as Neural RaRecent…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Hangyu Li , Xiangxiang Chu , Dingyuan Shi , Wang Lin

Diffusion-based image super-resolution (SR) methods have shown promise in reconstructing high-resolution images with fine details from low-resolution counterparts. However, these approaches typically require tens or even hundreds of…

计算机视觉与模式识别 · 计算机科学 2024-08-15 Xiao He , Huaao Tang , Zhijun Tu , Junchao Zhang , Kun Cheng , Hanting Chen , Yong Guo , Mingrui Zhu , Nannan Wang , Xinbo Gao , Jie Hu

Blind super-resolution methods based on stable diffusion showcase formidable generative capabilities in reconstructing clear high-resolution images with intricate details from low-resolution inputs. However, their practical applicability is…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Rui Xie , Chen Zhao , Kai Zhang , Zhenyu Zhang , Jun Zhou , Jian Yang , Ying Tai

Text-to-3D generation aims to create 3D assets from text-to-image diffusion models. However, existing methods face an inherent bottleneck in generation quality because the widely-used objectives such as Score Distillation Sampling (SDS)…

计算机视觉与模式识别 · 计算机科学 2024-06-24 Zixuan Chen , Ruijie Su , Jiahao Zhu , Lingxiao Yang , Jian-Huang Lai , Xiaohua Xie

A key challenge in lifelong imitation learning (LIL) is enabling agents to acquire new skills from expert demonstrations while retaining prior knowledge. This requires preserving the low-dimensional manifolds and geometric structures that…

机器学习 · 计算机科学 2026-03-11 Kaushik Roy , Giovanni D'urso , Nicholas Lawrance , Brendan Tidd , Peyman Moghadam

3D Gaussian Splatting (3DGS) has recently gained great attention in the 3D scene representation for its high-quality real-time rendering capabilities. However, when the input comprises sparse training views, 3DGS is prone to overfitting,…

计算机视觉与模式识别 · 计算机科学 2025-11-17 Ruocheng Wu , Haolan He , Yufei Wang , Zhihao Li , Bihan Wen

Distilling pre-trained 2D diffusion models into 3D assets has driven remarkable advances in text-to-3D synthesis. However, existing methods typically rely on Score Distillation Sampling (SDS) loss, which involves asymmetric KL divergence--a…

计算机视觉与模式识别 · 计算机科学 2025-06-17 Weimin Bai , Yubo Li , Wenzheng Chen , Weijian Luo , He Sun