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Simultaneously achieving 3D reconstruction and new view synthesis for indoor environments has widespread applications but is technically very challenging. State-of-the-art methods based on implicit neural functions can achieve excellent 3D…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Zhenyu Bao , Guibiao Liao , Zhongyuan Zhao , Kanglin Liu , Qing Li , Guoping Qiu

Volumetric phenomena, such as clouds and fog, present a significant challenge for 3D reconstruction systems due to their translucent nature and their complex interactions with light. Conventional techniques for reconstructing scattering…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Jacob Lin , Miguel Farinha , Edward Gryspeerdt , Ronald Clark

Implicit neural representation has opened up new possibilities for inverse rendering. However, existing implicit neural inverse rendering methods struggle to handle strongly illuminated scenes with significant shadows and indirect…

计算机视觉与模式识别 · 计算机科学 2023-11-22 Ziyi Yang , Yanzhen Chen , Xinyu Gao , Yazhen Yuan , Yu Wu , Xiaowei Zhou , Xiaogang Jin

There is an emerging effort to combine the two popular 3D frameworks using Multi-View Stereo (MVS) and Neural Implicit Surfaces (NIS) with a specific focus on the few-shot / sparse view setting. In this paper, we introduce a novel…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Luoyuan Xu , Tao Guan , Yuesong Wang , Wenkai Liu , Zhaojie Zeng , Junle Wang , Wei Yang

Neural radiance fields (NeRF) has gained significant attention for its exceptional visual effects. However, most existing NeRF methods reconstruct 3D scenes from RGB images captured by visible light cameras. In practical scenarios like…

计算机视觉与模式识别 · 计算机科学 2024-10-08 Chonghao Zhong , Chao Xu

3D scene reconstruction from 2D images has been a long-standing task. Instead of estimating per-frame depth maps and fusing them in 3D, recent research leverages the neural implicit surface as a unified representation for 3D reconstruction.…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Xinyi Yu , Liqin Lu , Jintao Rong , Guangkai Xu , Linlin Ou

We propose a new approach to 3D reconstruction from sequences of images acquired by monocular endoscopes. It is based on two key insights. First, endoluminal cavities are watertight, a property naturally enforced by modeling them in terms…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Víctor M. Batlle , José M. M. Montiel , Pascal Fua , Juan D. Tardós

Neural fields have been broadly investigated as scene representations for the reproduction and novel generation of diverse outdoor scenes, including those autonomous vehicles and robots must handle. While successful approaches for RGB and…

Recovering the 3D structure of the surrounding environment is an essential task in any vision-controlled Structure-from-Motion (SfM) scheme. This paper focuses on the theoretical properties of the SfM, known as the incremental active depth…

机器人学 · 计算机科学 2020-03-17 Romulo T. Rodrigues , Pedro Miraldo , Dimos V. Dimarogonas , A. Pedro Aguiar

Reconstructing the surrounding surface geometry from recorded driving sequences poses a significant challenge due to the limited image overlap and complex topology of urban environments. SoTA neural implicit surface reconstruction methods…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Fusang Wang , Hala Djeghim , Nathan Piasco , Moussab Bennehar , Luis Roldão , Yizhe WU , Fabien Moutarde , Désiré Sidibé , Dzmitry Tsishkou

Non-line-of-sight (NLOS) imaging is conducted to infer invisible scenes from indirect light on visible objects. The neural transient field (NeTF) was proposed for representing scenes as neural radiance fields in NLOS scenes. We propose NLOS…

计算机视觉与模式识别 · 计算机科学 2023-08-02 Yuki Fujimura , Takahiro Kushida , Takuya Funatomi , Yasuhiro Mukaigawa

This paper presents a novel method for the reconstruction of 3D edges in multi-view stereo scenarios. Previous research in the field typically relied on video sequences and limited the reconstruction process to either straight…

计算机视觉与模式识别 · 计算机科学 2018-01-18 Andrea Bignoli , Andrea Romanoni , Matteo Matteucci

We propose a system that uses a convolution neural network (CNN) to estimate depth from a stereo pair followed by volumetric fusion of the predicted depth maps to produce a 3D reconstruction of a scene. Our proposed depth refinement…

计算机视觉与模式识别 · 计算机科学 2019-06-04 Rohan Chabra , Julian Straub , Chris Sweeney , Richard Newcombe , Henry Fuchs

We present a novel method to reconstruct a spectral central view and its aligned disparity map from spatio-spectrally coded light fields. Since we do not reconstruct an intermediate full light field from the coded measurement, we refer to…

计算机视觉与模式识别 · 计算机科学 2021-10-15 Maximilian Schambach , Jiayang Shi , Michael Heizmann

Learning-based stereo matching has recently achieved promising results, yet still suffers difficulties in establishing reliable matches in weakly matchable regions that are textureless, non-Lambertian, or occluded. In this paper, we address…

计算机视觉与模式识别 · 计算机科学 2020-08-12 Jingyang Zhang , Yao Yao , Zixin Luo , Shiwei Li , Tianwei Shen , Tian Fang , Long Quan

In recent years, implicit functions have drawn attention in the field of 3D reconstruction and have successfully been applied with Deep Learning. However, for incremental reconstruction, implicit function-based registrations have been…

机器人学 · 计算机科学 2022-06-01 Yijun Yuan , Andreas Nuechter

With the advent of convolutional neural networks, stereo matching algorithms have recently gained tremendous progress. However, it remains a great challenge to accurately extract disparities from real-world image pairs taken by…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Jiankun Li , Peisen Wang , Pengfei Xiong , Tao Cai , Ziwei Yan , Lei Yang , Jiangyu Liu , Haoqiang Fan , Shuaicheng Liu

This paper proposes a hybrid radiance field representation for unbounded immersive light field reconstruction which supports high-quality rendering and aggressive view extrapolation. The key idea is to first formally separate the foreground…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Xiaohang Yu , Haoxiang Wang , Yuqi Han , Lei Yang , Tao Yu , Qionghai Dai

We propose Neural-DynamicReconstruction (NDR), a template-free method to recover high-fidelity geometry and motions of a dynamic scene from a monocular RGB-D camera. In NDR, we adopt the neural implicit function for surface representation…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Hongrui Cai , Wanquan Feng , Xuetao Feng , Yan Wang , Juyong Zhang

The reconstruction of object surfaces from multi-view images or monocular video is a fundamental issue in computer vision. However, much of the recent research concentrates on reconstructing geometry through implicit or explicit methods. In…

计算机视觉与模式识别 · 计算机科学 2023-12-20 Licheng Zhong , Lixin Yang , Kailin Li , Haoyu Zhen , Mei Han , Cewu Lu
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