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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

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

Score Distillation Sampling (SDS) has emerged as a prevalent technique for text-to-3D generation, enabling 3D content creation by distilling view-dependent information from text-to-2D guidance. However, they frequently exhibit shortcomings…

计算机视觉与模式识别 · 计算机科学 2024-09-20 Zeyu Cai , Duotun Wang , Yixun Liang , Zhijing Shao , Ying-Cong Chen , Xiaohang Zhan , Zeyu Wang

Recent advancements in Text-to-3D generation have yielded remarkable progress, particularly through methods that rely on Score Distillation Sampling (SDS). While SDS exhibits the capability to create impressive 3D assets, it is hindered by…

机器学习 · 计算机科学 2024-07-30 Runjie Yan , Kailu Wu , Kaisheng Ma

Score Distillation Sampling (SDS) has made significant strides in distilling image-generative models for 3D generation. However, its maximum-likelihood-seeking behavior often leads to degraded visual quality and diversity, limiting its…

计算机视觉与模式识别 · 计算机科学 2025-01-10 Runjie Yan , Yinbo Chen , Xiaolong Wang

Generating high-quality 3D assets from textual descriptions remains a pivotal challenge in computer graphics and vision research. Due to the scarcity of 3D data, state-of-the-art approaches utilize pre-trained 2D diffusion priors, optimized…

计算机视觉与模式识别 · 计算机科学 2024-10-14 Ling Yang , Zixiang Zhang , Junlin Han , Bohan Zeng , Runjia Li , Philip Torr , Wentao Zhang

Score distillation sampling~(SDS) has been widely adopted to overcome the absence of unseen views in reconstructing 3D objects from a \textbf{single} image. It leverages pre-trained 2D diffusion models as teacher to guide the reconstruction…

计算机视觉与模式识别 · 计算机科学 2024-05-06 Xuanyu Yi , Zike Wu , Qingshan Xu , Pan Zhou , Joo-Hwee Lim , Hanwang Zhang

Score Distillation Sampling (SDS) has emerged as a prominent method for text-to-3D generation by leveraging the strengths of 2D diffusion models. However, SDS is limited to generation tasks and lacks the capability to edit existing 3D…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Xingyu Miao , Haoran Duan , Yang Long , Jungong Han

Progressively applying Gaussian noise transforms complex data distributions to approximately Gaussian. Reversing this dynamic defines a generative model. When the forward noising process is given by a Stochastic Differential Equation (SDE),…

机器学习 · 统计学 2023-04-06 Valentin De Bortoli , James Thornton , Jeremy Heng , Arnaud Doucet

Score distillation sampling is an effective technique to generate 3D models from text prompts, utilizing pre-trained large-scale text-to-image diffusion models as guidance. However, the produced 3D assets tend to be over-saturating,…

计算机视觉与模式识别 · 计算机科学 2025-08-25 Khoi Do , Binh-Son Hua

Recent advancements in text-to-3D generation improve the visual quality of Score Distillation Sampling (SDS) and its variants by directly connecting Consistency Distillation (CD) to score distillation. However, due to the imbalance between…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Jiahao Zhu , Zixuan Chen , Guangcong Wang , Xiaohua Xie , Yi Zhou

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

In text-to-speech (TTS) synthesis, diffusion models have achieved promising generation quality. However, because of the pre-defined data-to-noise diffusion process, their prior distribution is restricted to a noisy representation, which…

机器学习 · 计算机科学 2024-02-09 Zehua Chen , Guande He , Kaiwen Zheng , Xu Tan , Jun Zhu

Recent progress in text-to-3D generation has been achieved through the utilization of score distillation methods: they make use of the pre-trained text-to-image (T2I) diffusion models by distilling via the diffusion model training…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Kyungmin Lee , Kihyuk Sohn , Jinwoo Shin

Score distillation sampling (SDS) and its variants have greatly boosted the development of text-to-3D generation, but are vulnerable to geometry collapse and poor textures yet. To solve this issue, we first deeply analyze the SDS and find…

计算机视觉与模式识别 · 计算机科学 2024-06-14 Zike Wu , Pan Zhou , Xuanyu Yi , Xiaoding Yuan , Hanwang Zhang

Existing Score Distillation Sampling (SDS)-based methods have driven significant progress in text-to-3D generation. However, 3D models produced by SDS-based methods tend to exhibit over-smoothing and low-quality outputs. These issues arise…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Uy Dieu Tran , Minh Luu , Phong Ha Nguyen , Khoi Nguyen , Binh-Son Hua

The dynamic Schr\"odinger bridge problem seeks a stochastic process that defines a transport between two target probability measures, while optimally satisfying the criteria of being closest, in terms of Kullback-Leibler divergence, to a…

机器学习 · 统计学 2023-12-25 Stefano Peluchetti

Recent breakthroughs in text-to-4D generation rely on pre-trained text-to-image and text-to-video models to generate dynamic 3D scenes. However, current text-to-4D methods face a three-way tradeoff between the quality of scene appearance,…

Score Distillation Sampling (SDS) leverages pretrained 2D diffusion models to advance text-to-3D generation but neglects multi-view correlations, being prone to geometric inconsistencies and multi-face artifacts in the generated 3D content.…

计算机视觉与模式识别 · 计算机科学 2025-12-23 Feng Yang , Wenliang Qian , Wangmeng Zuo , Hui Li

Recent methods such as Score Distillation Sampling (SDS) and Variational Score Distillation (VSD) using 2D diffusion models for text-to-3D generation have demonstrated impressive generation quality. However, the long generation time of such…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Linqi Zhou , Andy Shih , Chenlin Meng , Stefano Ermon
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