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In large-scale scene reconstruction using 3D Gaussian splatting, it is common to partition the scene into multiple smaller regions and reconstruct them individually. However, existing division methods are occlusion-agnostic, meaning that…

图形学 · 计算机科学 2025-12-02 Shiyong Liu , Xiao Tang , Zhihao Li , Yingfan He , Chongjie Ye , Jianzhuang Liu , Binxiao Huang , Shunbo Zhou , Xiaofei Wu

Learning 3D scene representation from a single-view image is a long-standing fundamental problem in computer vision, with the inherent ambiguity in predicting contents unseen from the input view. Built on the recently proposed 3D Gaussian…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Jianghao Shen , Nan Xue , Tianfu Wu

Occlusions are very common in face images in the wild, leading to the degraded performance of face-related tasks. Although much effort has been devoted to removing occlusions from face images, the varying shapes and textures of occlusions…

计算机视觉与模式识别 · 计算机科学 2021-12-16 Xiangnan Yin , Di Huang , Zehua Fu , Yunhong Wang , Liming Chen

As the development of deep neural networks, 3D object recognition is becoming increasingly popular in computer vision community. Many multi-view based methods are proposed to improve the category recognition accuracy. These approaches…

计算机视觉与模式识别 · 计算机科学 2019-06-18 Qi Xuan , Fuxian Li , Yi Liu , Yun Xiang

We introduce GeoGS3D, a novel two-stage framework for reconstructing detailed 3D objects from single-view images. Inspired by the success of pre-trained 2D diffusion models, our method incorporates an orthogonal plane decomposition…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Qijun Feng , Zhen Xing , Zuxuan Wu , Yu-Gang Jiang

3D object detection from point clouds plays a critical role in autonomous driving. Currently, the primary methods for point cloud processing are voxel-based and pillar-based approaches. Voxel-based methods offer high accuracy through…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Liu Qifeng , Zhao Dawei , Dong Yabo , Xiao Liang , Wang Juan , Min Chen , Li Fuyang , Jiang Weizhong , Lu Dongming , Nie Yiming

We introduce POP3D, a novel framework that creates a full $360^\circ$-view 3D model from a single image. POP3D resolves two prominent issues that limit the single-view reconstruction. Firstly, POP3D offers substantial generalizability to…

计算机视觉与模式识别 · 计算机科学 2023-09-20 Nuri Ryu , Minsu Gong , Geonung Kim , Joo-Haeng Lee , Sunghyun Cho

Reconstructing detailed 3D scenes from single-view images remains a challenging task due to limitations in existing approaches, which primarily focus on geometric shape recovery, overlooking object appearances and fine shape details. To…

计算机视觉与模式识别 · 计算机科学 2023-11-02 Yixin Chen , Junfeng Ni , Nan Jiang , Yaowei Zhang , Yixin Zhu , Siyuan Huang

In medical imaging, scans often reveal objects with varied contrasts but consistent internal intensities or textures. This characteristic enables the use of low-frequency approximations for tasks such as segmentation and deformation field…

图像与视频处理 · 电气工程与系统科学 2024-01-19 Hang Zhang , Xiang Chen , Rongguang Wang , Renjiu Hu , Dongdong Liu , Gaolei Li

Deep Learning for neuroimaging data is a promising but challenging direction. The high dimensionality of 3D MRI scans makes this endeavor compute and data-intensive. Most conventional 3D neuroimaging methods use 3D-CNN-based architectures…

图像与视频处理 · 电气工程与系统科学 2021-02-10 Umang Gupta , Pradeep K. Lam , Greg Ver Steeg , Paul M. Thompson

Reconstructing 3D objects from extremely sparse views is a long-standing and challenging problem. While recent techniques employ image diffusion models for generating plausible images at novel viewpoints or for distilling pre-trained…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Zi-Xin Zou , Weihao Cheng , Yan-Pei Cao , Shi-Sheng Huang , Ying Shan , Song-Hai Zhang

We present a new pipeline for holistic 3D scene understanding from a single image, which could predict object shapes, object poses, and scene layout. As it is a highly ill-posed problem, existing methods usually suffer from inaccurate…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Cheng Zhang , Zhaopeng Cui , Yinda Zhang , Bing Zeng , Marc Pollefeys , Shuaicheng Liu

Monocular 3D Object Detection represents a challenging Computer Vision task due to the nature of the input used, which is a single 2D image, lacking in any depth cues and placing the depth estimation problem as an ill-posed one. Existing…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Diana-Alexandra Sas , Florin Oniga

We present a novel method for 3D surface reconstruction from multiple images where only a part of the object of interest is captured. Our approach builds on two recent developments: surface reconstruction using neural radiance fields for…

计算机视觉与模式识别 · 计算机科学 2023-12-11 Savva Ignatyev , Daniil Selikhanovych , Oleg Voynov , Yiqun Wang , Peter Wonka , Stamatios Lefkimmiatis , Evgeny Burnaev

Recent advance in feed-forward 3D Gaussian splatting has enable remarkable multi-view 3D scene reconstruction or single-view 3D object reconstruction but single-view 3D scene reconstruction remain under-explored due to inherited ambiguity…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Yimu Pan , Hongda Mao , Qingshuang Chen , Yelin Kim

3D face reconstruction technology aims to generate a face stereo model naturally and realistically. Previous deep face reconstruction approaches are typically designed to generate convincing textures and cannot generalize well to multiple…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Dapeng Zhao , Yue Qi

Segmenting highly-overlapping image objects is challenging, because there is typically no distinction between real object contours and occlusion boundaries on images. Unlike previous instance segmentation methods, we model image formation…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Lei Ke , Yu-Wing Tai , Chi-Keung Tang

We introduce a novel frame-interpolation-based method for slice imputation to improve segmentation accuracy for anisotropic 3D medical images, in which the number of slices and their corresponding segmentation labels can be increased…

图像与视频处理 · 电气工程与系统科学 2022-03-22 Zhaotao Wu , Jia Wei , Jiabing Wang , Rui Li

Multi-view 3D reconstruction remains a core challenge in computer vision, particularly in applications requiring accurate and scalable representations across diverse perspectives. Current leading methods such as DUSt3R employ a…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Jianing Yang , Alexander Sax , Kevin J. Liang , Mikael Henaff , Hao Tang , Ang Cao , Joyce Chai , Franziska Meier , Matt Feiszli

3D Gaussian Splatting (3DGS) achieves remarkable results in the field of surface reconstruction. However, when Gaussian normal vectors are aligned within the single-view projection plane, while the geometry appears reasonable in the current…

计算机视觉与模式识别 · 计算机科学 2025-08-14 Bo Jia , Yanan Guo , Ying Chang , Benkui Zhang , Ying Xie , Kangning Du , Lin Cao