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We propose a novel 3d colored shape reconstruction method from a single RGB image through diffusion model. Diffusion models have shown great development potentials for high-quality 3D shape generation. However, most existing work based on…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Bo Li , Xiaolin Wei , Fengwei Chen , Bin Liu

This paper presents a novel method for building scalable 3D generative models utilizing pre-trained video diffusion models. The primary obstacle in developing foundation 3D generative models is the limited availability of 3D data. Unlike…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Junlin Han , Filippos Kokkinos , Philip Torr

Diffusion-based foundation models have recently garnered much attention in the field of generative modeling due to their ability to generate images of high quality and fidelity. Although not straightforward, their recent application to the…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Nikos Kostagiolas , Pantelis Georgiades , Yannis Panagakis , Mihalis A. Nicolaou

With the rapid adoption of diffusion models, synthetic data generation has emerged as a promising approach for addressing the growing demand for large-scale image datasets. However, images generated purely by diffusion models often exhibit…

计算机视觉与模式识别 · 计算机科学 2026-04-13 Thejas Venkatesh , Suguna Varshini Velury

We introduce a single-view reconstruction technique of volumetric fields in which multiple light scattering effects are omnipresent, such as in clouds. We model the unknown distribution of volumetric fields using an unconditional diffusion…

计算机视觉与模式识别 · 计算机科学 2025-03-31 Ludwic Leonard , Nils Thuerey , Ruediger Westermann

We present a method to transfer the appearance of one or a few exemplar SVBRDFs to a target image representing similar materials. Our solution is extremely simple: we fine-tune a deep appearance-capture network on the provided exemplars,…

图形学 · 计算机科学 2020-07-09 Valentin Deschaintre , George Drettakis , Adrien Bousseau

Reconstructing precise camera poses and floor plan layouts from wide-baseline RGB panoramas is a difficult and unsolved problem. We introduce BADGR, a novel diffusion model that jointly performs reconstruction and bundle adjustment (BA) to…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Yuguang Li , Ivaylo Boyadzhiev , Zixuan Liu , Linda Shapiro , Alex Colburn

We propose a material acquisition approach to recover the spatially-varying BRDF and normal map of a near-planar surface from a single image captured by a handheld mobile phone camera. Our method images the surface under arbitrary…

计算机视觉与模式识别 · 计算机科学 2018-04-17 Zhengqin Li , Kalyan Sunkavalli , Manmohan Chandraker

A conditional latent-diffusion based framework for solving the electromagnetic inverse scattering problem associated with microwave imaging is introduced. This generative machine-learning model explicitly mirrors the non-uniqueness of the…

图像与视频处理 · 电气工程与系统科学 2025-10-30 Shirin Chehelgami , Joe LoVetri , Vahab Khoshdel

Recent work has demonstrated that deep learning approaches can successfully be used to recover accurate estimates of the spatially-varying BRDF (SVBRDF) of a surface from as little as a single image. Closer inspection reveals, however, that…

计算机视觉与模式识别 · 计算机科学 2021-05-03 Louis-Philippe Asselin , Denis Laurendeau , Jean-François Lalonde

Generative models have demonstrated strong performance in conditional settings and can be viewed as a form of data compression, where the condition serves as a compact representation. However, their limited controllability and…

机器学习 · 计算机科学 2025-07-04 Xiao Li , Liangji Zhu , Anand Rangarajan , Sanjay Ranka

Diffusion models have achieved remarkable success in text-to-image generation, enabling the creation of high-quality images from text prompts or other modalities. However, existing methods for customizing these models are limited by…

计算机视觉与模式识别 · 计算机科学 2023-07-04 Ligong Han , Yinxiao Li , Han Zhang , Peyman Milanfar , Dimitris Metaxas , Feng Yang

The bidirectional reflectance distribution function (BRDF) is an essential tool to capture the complex interaction of light and matter. Recently, several works have employed neural methods for BRDF modeling, following various strategies,…

计算机视觉与模式识别 · 计算机科学 2025-02-24 Florian Hofherr , Bjoern Haefner , Daniel Cremers

In medical imaging, the diffusion models have shown great potential for synthetic image generation tasks. However, these approaches often lack the interpretable connections between the generated and real images and can create anatomically…

图像与视频处理 · 电气工程与系统科学 2026-02-12 Jian-Qing Zheng , Yuanhan Mo , Yang Sun , Jiahua Li , Fuping Wu , Ziyang Wang , Tonia Vincent , Bartłomiej W. Papież

Diffusion models have demonstrated highly-expressive generative capabilities in vision and NLP. Recent studies in reinforcement learning (RL) have shown that diffusion models are also powerful in modeling complex policies or trajectories in…

机器学习 · 计算机科学 2023-10-11 Haoran He , Chenjia Bai , Kang Xu , Zhuoran Yang , Weinan Zhang , Dong Wang , Bin Zhao , Xuelong Li

The Cambrian explosion of easily accessible pre-trained diffusion models suggests a demand for methods that combine multiple different pre-trained diffusion models without incurring the significant computational burden of re-training a…

机器学习 · 计算机科学 2025-03-04 Marta Skreta , Lazar Atanackovic , Avishek Joey Bose , Alexander Tong , Kirill Neklyudov

Current Structure-from-Motion (SfM) methods typically follow a two-stage pipeline, combining learned or geometric pairwise reasoning with a subsequent global optimization step. In contrast, we propose a data-driven multi-view reasoning…

计算机视觉与模式识别 · 计算机科学 2025-05-09 Qitao Zhao , Amy Lin , Jeff Tan , Jason Y. Zhang , Deva Ramanan , Shubham Tulsiani

Conditional diffusion probabilistic models can model the distribution of natural images and can generate diverse and realistic samples based on given conditions. However, oftentimes their results can be unrealistic with observable color…

计算机视觉与模式识别 · 计算机科学 2022-12-15 Kangfu Mei , Nithin Gopalakrishnan Nair , Vishal M. Patel

Driven by the new generation of multi-modal large models, such as Stable Diffusion (SD), image manipulation technologies have advanced rapidly, posing significant challenges to image forensics. However, existing image forgery localization…

计算机视觉与模式识别 · 计算机科学 2025-08-29 Yang Su , Shunquan Tan , Jiwu Huang

We introduce OneDiffusion, a versatile, large-scale diffusion model that seamlessly supports bidirectional image synthesis and understanding across diverse tasks. It enables conditional generation from inputs such as text, depth, pose,…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Duong H. Le , Tuan Pham , Sangho Lee , Christopher Clark , Aniruddha Kembhavi , Stephan Mandt , Ranjay Krishna , Jiasen Lu