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相关论文: Explicit Correspondence Matching for Generalizable…

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Affine correspondences have received significant attention due to their benefits in tasks like image matching and pose estimation. Existing methods for extracting affine correspondences still have many limitations in terms of performance;…

计算机视觉与模式识别 · 计算机科学 2025-04-11 Pengju Sun , Banglei Guan , Zhenbao Yu , Yang Shang , Qifeng Yu , Daniel Barath

We present a minimalistic but effective neural network that computes dense facial correspondences in highly unconstrained RGB images. Our network learns a per-pixel flow and a matchability mask between 2D input photographs of a person and…

计算机视觉与模式识别 · 计算机科学 2017-09-05 Ronald Yu , Shunsuke Saito , Haoxiang Li , Duygu Ceylan , Hao Li

We present NeRF-SR, a solution for high-resolution (HR) novel view synthesis with mostly low-resolution (LR) inputs. Our method is built upon Neural Radiance Fields (NeRF) that predicts per-point density and color with a multi-layer…

计算机视觉与模式识别 · 计算机科学 2022-07-22 Chen Wang , Xian Wu , Yuan-Chen Guo , Song-Hai Zhang , Yu-Wing Tai , Shi-Min Hu

Thin, reflective objects such as forks and whisks are common in our daily lives, but they are particularly challenging for robot perception because it is hard to reconstruct them using commodity RGB-D cameras or multi-view stereo…

机器人学 · 计算机科学 2022-04-28 Lin Yen-Chen , Pete Florence , Jonathan T. Barron , Tsung-Yi Lin , Alberto Rodriguez , Phillip Isola

We present a novel framework to regularize Neural Radiance Field (NeRF) in a few-shot setting with a geometry-aware consistency regularization. The proposed approach leverages a rendered depth map at unobserved viewpoint to warp sparse…

计算机视觉与模式识别 · 计算机科学 2023-04-28 Min-seop Kwak , Jiuhn Song , Seungryong Kim

Neural Radiance Fields (NeRF) is a popular view synthesis technique that represents a scene as a continuous volumetric function, parameterized by multilayer perceptrons that provide the volume density and view-dependent emitted radiance at…

计算机视觉与模式识别 · 计算机科学 2021-12-08 Dor Verbin , Peter Hedman , Ben Mildenhall , Todd Zickler , Jonathan T. Barron , Pratul P. Srinivasan

We present a method to synthesize novel views from a single $360^\circ$ panorama image based on the neural radiance field (NeRF). Prior studies in a similar setting rely on the neighborhood interpolation capability of multi-layer…

计算机视觉与模式识别 · 计算机科学 2022-10-04 Shreyas Kulkarni , Peng Yin , Sebastian Scherer

Neural radiance fields (NeRF) methods have demonstrated impressive novel view synthesis performance. The core approach is to render individual rays by querying a neural network at points sampled along the ray to obtain the density and…

计算机视觉与模式识别 · 计算机科学 2021-06-10 Relja Arandjelović , Andrew Zisserman

Recent works on generalizable NeRFs have shown promising results on novel view synthesis from single or few images. However, such models have rarely been applied on other downstream tasks beyond synthesis such as semantic understanding and…

计算机视觉与模式识别 · 计算机科学 2024-04-10 Jianglong Ye , Naiyan Wang , Xiaolong Wang

Neural Radiance Fields (NeRFs) have emerged as a standard framework for representing 3D scenes and objects, introducing a novel data type for information exchange and storage. Concurrently, significant progress has been made in multimodal…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Francesco Ballerini , Pierluigi Zama Ramirez , Roberto Mirabella , Samuele Salti , Luigi Di Stefano

Existing methods for relightable view synthesis -- using a set of images of an object under unknown lighting to recover a 3D representation that can be rendered from novel viewpoints under a target illumination -- are based on inverse…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Xiaoming Zhao , Pratul P. Srinivasan , Dor Verbin , Keunhong Park , Ricardo Martin Brualla , Philipp Henzler

Object pose estimation is a prominent task in computer vision. The object pose gives the orientation and translation of the object in real-world space, which allows various applications such as manipulation, augmented reality, etc. Various…

计算机视觉与模式识别 · 计算机科学 2024-10-18 Varun Burde , Artem Moroz , Vit Zeman , Pavel Burget

We present a learning-based method for synthesizing novel views of complex scenes using only unstructured collections of in-the-wild photographs. We build on Neural Radiance Fields (NeRF), which uses the weights of a multilayer perceptron…

计算机视觉与模式识别 · 计算机科学 2021-01-07 Ricardo Martin-Brualla , Noha Radwan , Mehdi S. M. Sajjadi , Jonathan T. Barron , Alexey Dosovitskiy , Daniel Duckworth

Several variants of Neural Radiance Fields (NeRFs) have significantly improved the accuracy of synthesized images and surface reconstruction of 3D scenes/objects. In all of these methods, a key characteristic is that none can train the…

计算机视觉与模式识别 · 计算机科学 2025-06-11 Gonçalo Dias Pais , Valter Piedade , Moitreya Chatterjee , Marcus Greiff , Pedro Miraldo

Neural implicit 3D representations have emerged as a powerful paradigm for reconstructing surfaces from multi-view images and synthesizing novel views. Unfortunately, existing methods such as DVR or IDR require accurate per-pixel object…

计算机视觉与模式识别 · 计算机科学 2021-10-11 Michael Oechsle , Songyou Peng , Andreas Geiger

Neural Radiance Fields (NeRF) have demonstrated very impressive performance in novel view synthesis via implicitly modelling 3D representations from multi-view 2D images. However, most existing studies train NeRF models with either…

计算机视觉与模式识别 · 计算机科学 2023-06-13 Jiahui Zhang , Fangneng Zhan , Rongliang Wu , Yingchen Yu , Wenqing Zhang , Bai Song , Xiaoqin Zhang , Shijian Lu

In this work, we present a novel learning-based framework that combines the local accuracy of contrastive learning with the global consistency of geometric approaches, for robust non-rigid matching. We first observe that while contrastive…

计算机视觉与模式识别 · 计算机科学 2022-09-19 Lei Li , Souhaib Attaiki , Maks Ovsjanikov

Neural Radiance Fields (NeRF) achieve impressive view synthesis results for a variety of capture settings, including 360 capture of bounded scenes and forward-facing capture of bounded and unbounded scenes. NeRF fits multi-layer perceptrons…

计算机视觉与模式识别 · 计算机科学 2020-10-23 Kai Zhang , Gernot Riegler , Noah Snavely , Vladlen Koltun

This work delves into the task of pose-free novel view synthesis from stereo pairs, a challenging and pioneering task in 3D vision. Our innovative framework, unlike any before, seamlessly integrates 2D correspondence matching, camera pose…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Sunghwan Hong , Jaewoo Jung , Heeseong Shin , Jiaolong Yang , Seungryong Kim , Chong Luo

We present Multi-Baseline Radiance Fields (MuRF), a general feed-forward approach to solving sparse view synthesis under multiple different baseline settings (small and large baselines, and different number of input views). To render a…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Haofei Xu , Anpei Chen , Yuedong Chen , Christos Sakaridis , Yulun Zhang , Marc Pollefeys , Andreas Geiger , Fisher Yu