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This paper presents a novel approach to inpainting 3D regions of a scene, given masked multi-view images, by distilling a 2D diffusion model into a learned 3D scene representation (e.g. a NeRF). Unlike 3D generative methods that explicitly…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Kira Prabhu , Jane Wu , Lynn Tsai , Peter Hedman , Dan B Goldman , Ben Poole , Michael Broxton

Novel view synthesis aims to generate new view images of a given view image collection. Recent attempts address this problem relying on 3D geometry priors (e.g., shapes, sizes, and positions) learned from multi-view images. However, such…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Zixiong Huang , Qi Chen , Libo Sun , Yifan Yang , Naizhou Wang , Mingkui Tan , Qi Wu

Person image synthesis with controllable body poses and appearances is an essential task owing to the practical needs in the context of virtual try-on, image editing and video production. However, existing methods face significant…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Enbo Huang , Yuan Zhang , Faliang Huang , Guangyu Zhang , Yang Liu

Pose and body shape editing in a human image has received increasing attention. However, current methods often struggle with dataset biases and deteriorate realism and the person's identity when users make large edits. We propose a one-shot…

计算机视觉与模式识别 · 计算机科学 2024-01-09 Yuta Okuyama , Yuki Endo , Yoshihiro Kanamori

Current subject-driven image generation methods encounter significant challenges in person-centric image generation. The reason is that they learn the semantic scene and person generation by fine-tuning a common pre-trained diffusion, which…

计算机视觉与模式识别 · 计算机科学 2024-05-06 Yibin Wang , Weizhong Zhang , Jianwei Zheng , Cheng Jin

Current 4D generation methods have achieved noteworthy efficacy with the aid of advanced diffusion generative models. However, these methods lack multi-view spatial-temporal modeling and encounter challenges in integrating diverse prior…

计算机视觉与模式识别 · 计算机科学 2024-10-23 Haiyu Zhang , Xinyuan Chen , Yaohui Wang , Xihui Liu , Yunhong Wang , Yu Qiao

Neural volume rendering techniques, such as NeRF, have revolutionized 3D-aware image synthesis by enabling the generation of images of a single scene or object from various camera poses. However, the high computational cost of NeRF presents…

计算机视觉与模式识别 · 计算机科学 2025-01-20 Peng Zheng , Linzhi Huang , Yizhou Yu , Yi Chang , Yilin Wang , Rui Ma

Recent advancements in diffusion and flow models have greatly improved text-based image editing, yet methods that edit images independently often produce geometrically and photometrically inconsistent results across different views of the…

计算机视觉与模式识别 · 计算机科学 2026-03-23 Josef Bengtson , David Nilsson , Dong In Lee , Yaroslava Lochman , Fredrik Kahl

Human reconstruction and synthesis from monocular RGB videos is a challenging problem due to clothing, occlusion, texture discontinuities and sharpness, and framespecific pose changes. Many methods employ deferred rendering, NeRFs and…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Rohit Jena , Pratik Chaudhari , James Gee , Ganesh Iyer , Siddharth Choudhary , Brandon M. Smith

Automatically generating multiview illusions is a compelling challenge, where a single piece of visual content offers distinct interpretations from different viewing perspectives. Traditional methods, such as shadow art and wire art, create…

计算机视觉与模式识别 · 计算机科学 2025-06-09 Yue Feng , Vaibhav Sanjay , Spencer Lutz , Badour AlBahar , Songwei Ge , Jia-Bin Huang

Recent breakthroughs in single-image 3D portrait reconstruction have enabled telepresence systems to stream 3D portrait videos from a single camera in real-time, potentially democratizing telepresence. However, per-frame 3D reconstruction…

计算机视觉与模式识别 · 计算机科学 2024-05-03 Shengze Wang , Xueting Li , Chao Liu , Matthew Chan , Michael Stengel , Josef Spjut , Henry Fuchs , Shalini De Mello , Koki Nagano

Neural Radiance Fields (NeRF) coupled with GANs represent a promising direction in the area of 3D reconstruction from a single view, owing to their ability to efficiently model arbitrary topologies. Recent work in this area, however, has…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Dario Pavllo , David Joseph Tan , Marie-Julie Rakotosaona , Federico Tombari

Self-supervised detection and segmentation of foreground objects aims for accuracy without annotated training data. However, existing approaches predominantly rely on restrictive assumptions on appearance and motion. For scenes with dynamic…

计算机视觉与模式识别 · 计算机科学 2021-08-20 Isinsu Katircioglu , Helge Rhodin , Jörg Spörri , Mathieu Salzmann , Pascal Fua

We introduce a highly robust GAN-based framework for digitizing a normalized 3D avatar of a person from a single unconstrained photo. While the input image can be of a smiling person or taken in extreme lighting conditions, our method can…

计算机视觉与模式识别 · 计算机科学 2021-06-23 Huiwen Luo , Koki Nagano , Han-Wei Kung , Mclean Goldwhite , Qingguo Xu , Zejian Wang , Lingyu Wei , Liwen Hu , Hao Li

We propose DistillNeRF, a self-supervised learning framework addressing the challenge of understanding 3D environments from limited 2D observations in outdoor autonomous driving scenes. Our method is a generalizable feedforward model that…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Letian Wang , Seung Wook Kim , Jiawei Yang , Cunjun Yu , Boris Ivanovic , Steven L. Waslander , Yue Wang , Sanja Fidler , Marco Pavone , Peter Karkus

Creating high-quality animatable 3D human avatars from a single image remains a significant challenge in computer vision due to the inherent difficulty of reconstructing complete 3D information from a single viewpoint. Current approaches…

计算机视觉与模式识别 · 计算机科学 2025-05-09 Yonwoo Choi

The estimation of 3D human body pose and shape from a single image has been extensively studied in recent years. However, the texture generation problem has not been fully discussed. In this paper, we propose an end-to-end learning strategy…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Jian Wang , Yunshan Zhong , Yachun Li , Chi Zhang , Yichen Wei

A fundamental problem in the texturing of 3D meshes using pre-trained text-to-image models is to ensure multi-view consistency. State-of-the-art approaches typically use diffusion models to aggregate multi-view inputs, where common issues…

计算机视觉与模式识别 · 计算机科学 2024-08-05 Zhengyi Zhao , Chen Song , Xiaodong Gu , Yuan Dong , Qi Zuo , Weihao Yuan , Liefeng Bo , Zilong Dong , Qixing Huang

3D human reconstruction from a single image is a challenging problem and has been exclusively studied in the literature. Recently, some methods have resorted to diffusion models for guidance, optimizing a 3D representation via Score…

计算机视觉与模式识别 · 计算机科学 2025-03-12 Kaiqiang Xiong , Ying Feng , Qi Zhang , Jianbo Jiao , Yang Zhao , Zhihao Liang , Huachen Gao , Ronggang Wang

Recent advancements in open-world 3D object generation have been remarkable, with image-to-3D methods offering superior fine-grained control over their text-to-3D counterparts. However, most existing models fall short in simultaneously…

计算机视觉与模式识别 · 计算机科学 2023-11-15 Minghua Liu , Ruoxi Shi , Linghao Chen , Zhuoyang Zhang , Chao Xu , Xinyue Wei , Hansheng Chen , Chong Zeng , Jiayuan Gu , Hao Su