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In this work we propose a novel, highly practical, binocular photometric stereo (PS) framework, which has same acquisition speed as single view PS, however significantly improves the quality of the estimated geometry. As in recent neural…

计算机视觉与模式识别 · 计算机科学 2023-11-13 Fotios Logothetis , Ignas Budvytis , Roberto Cipolla

We present a novel neural surface reconstruction method called NeuralRoom for reconstructing room-sized indoor scenes directly from a set of 2D images. Recently, implicit neural representations have become a promising way to reconstruct…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Yusen Wang , Zongcheng Li , Yu Jiang , Kaixuan Zhou , Tuo Cao , Yanping Fu , Chunxia Xiao

This comparative study evaluates various neural surface reconstruction methods, particularly focusing on their implications for scientific visualization through reconstructing 3D surfaces via multi-view rendering images. We categorize ten…

图形学 · 计算机科学 2024-07-31 Siyuan Yao , Weixi Song , Chaoli Wang

While originally developed for novel view synthesis, Neural Radiance Fields (NeRFs) have recently emerged as an alternative to multi-view stereo (MVS). Triggered by a manifold of research activities, promising results have been gained…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Vincent Hackstein , Paul Fauth-Mayer , Matthias Rothermel , Norbert Haala

In recent years, the neural implicit surface has emerged as a powerful representation for multi-view surface reconstruction due to its simplicity and state-of-the-art performance. However, reconstructing smooth and detailed surfaces in…

计算机视觉与模式识别 · 计算机科学 2024-07-12 Yuting Xiao , Jingwei Xu , Zehao Yu , Shenghua Gao

Recently, neural implicit surfaces learning by volume rendering has become popular for multi-view reconstruction. However, one key challenge remains: existing approaches lack explicit multi-view geometry constraints, hence usually fail to…

计算机视觉与模式识别 · 计算机科学 2022-06-01 Qiancheng Fu , Qingshan Xu , Yew-Soon Ong , Wenbing Tao

Single image super resolution (SR), which refers to reconstruct a higher-resolution (HR) image from the observed low-resolution (LR) image, has received substantial attention due to its tremendous application potentials. Despite the…

计算机视觉与模式识别 · 计算机科学 2017-08-01 Yukai Shi , Keze Wang , Chongyu Chen , Li Xu , Liang Lin

The face super-resolution (FSR) task is to reconstruct high-resolution face images from low-resolution inputs. Recent works have achieved success on this task by utilizing facial priors such as facial landmarks. Most existing methods pay…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Chenggong Zhang , Zhilei Liu

Assuming a known degradation model, the performance of a learned image super-resolution (SR) model depends on how well the variety of image characteristics within the training set matches those in the test set. As a result, the performance…

计算机视觉与模式识别 · 计算机科学 2022-09-20 Cansu Korkmaz , A. Murat Tekalp , Zafer Dogan

Neural Radiance Fields (NeRF) has demonstrated remarkable 3D reconstruction capabilities with dense view images. However, its performance significantly deteriorates under sparse view settings. We observe that learning the 3D consistency of…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Shoukang Hu , Kaichen Zhou , Kaiyu Li , Longhui Yu , Lanqing Hong , Tianyang Hu , Zhenguo Li , Gim Hee Lee , Ziwei Liu

Object-centric surface reconstruction from multi-view images is crucial in creating editable digital assets for AR/VR. Due to the lack of geometric constraints, existing methods, e.g., NeuS necessitate annotating the object masks to…

计算机视觉与模式识别 · 计算机科学 2024-09-23 Haotian Bai , Yize Chen , Lin Wang

Neural Radiance Fields (NeRFs) have achieved impressive results in novel view synthesis and surface reconstruction tasks. However, their performance suffers under challenging scenarios with sparse input views. We present CorresNeRF, a novel…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Yixing Lao , Xiaogang Xu , Zhipeng Cai , Xihui Liu , Hengshuang Zhao

Due to the significant information loss in low-resolution (LR) images, it has become extremely challenging to further advance the state-of-the-art of single image super-resolution (SISR). Reference-based super-resolution (RefSR), on the…

计算机视觉与模式识别 · 计算机科学 2019-03-11 Zhifei Zhang , Zhaowen Wang , Zhe Lin , Hairong Qi

Existing face super-resolution (FSR) methods have made significant advancements, but they primarily super-resolve face with limited visual information, original pixel-wise space in particular, commonly overlooking the pluralistic clues,…

计算机视觉与模式识别 · 计算机科学 2024-11-15 Chenyang Wang , Wenjie An , Kui Jiang , Xianming Liu , Junjun Jiang

Single image super-resolution (SISR) is an ill-posed problem with an indeterminate number of valid solutions. Solving this problem with neural networks would require access to extensive experience, either presented as a large training set…

图像与视频处理 · 电气工程与系统科学 2020-05-18 Akella Ravi Tej , Shirsendu Sukanta Halder , Arunav Pratap Shandeelya , Vinod Pankajakshan

This paper proposes PreSem-Surf, an optimized method based on the Neural Radiance Field (NeRF) framework, capable of reconstructing high-quality scene surfaces from RGB-D sequences in a short time. The method integrates RGB, depth, and…

图形学 · 计算机科学 2025-08-20 Yuyan Ye , Hang Xu , Yanghang Huang , Jiali Huang , Qian Weng

Reconstructing 3D indoor scenes from 2D images is an important task in many computer vision and graphics applications. A main challenge in this task is that large texture-less areas in typical indoor scenes make existing methods struggle to…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Jiepeng Wang , Peng Wang , Xiaoxiao Long , Christian Theobalt , Taku Komura , Lingjie Liu , Wenping Wang

NeRF aims to learn a continuous neural scene representation by using a finite set of input images taken from various viewpoints. A well-known limitation of NeRF methods is their reliance on data: the fewer the viewpoints, the higher the…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Matteo Bortolon , Alessio Del Bue , Fabio Poiesi

Photo-realistic rendering and novel view synthesis play a crucial role in human-computer interaction tasks, from gaming to path planning. Neural Radiance Fields (NeRFs) model scenes as continuous volumetric functions and achieve remarkable…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Iryna Repinetska , Anna Hilsmann , Peter Eisert

Neural implicit methods have achieved high-quality 3D object surfaces under slight specular highlights. However, high specular reflections (HSR) often appear in front of target objects when we capture them through glasses. The complex…

计算机视觉与模式识别 · 计算机科学 2023-04-19 Jiaxiong Qiu , Peng-Tao Jiang , Yifan Zhu , Ze-Xin Yin , Ming-Ming Cheng , Bo Ren