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Efficient RGB-D semantic segmentation has received considerable attention in mobile robots, which plays a vital role in analyzing and recognizing environmental information. According to previous studies, depth information can provide…

计算机视觉与模式识别 · 计算机科学 2023-08-14 Yang Zhang , Chenyun Xiong , Junjie Liu , Xuhui Ye , Guodong Sun

Multispectral and multimodal images are of important usage in the field of multi-source visual information fusion. Due to the alternation or movement of image devices, the acquired multispectral and multimodal images are usually misaligned,…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Si-Yuan Cao , Beinan Yu , Lun Luo , Shu-Jie Chen , Chunguang Li , Hui-Liang Shen

In this paper, we focus on image inpainting task, aiming at recovering the missing area of an incomplete image given the context information. Recent development in deep generative models enables an efficient end-to-end framework for image…

计算机视觉与模式识别 · 计算机科学 2018-08-08 Yuhang Song , Chao Yang , Yeji Shen , Peng Wang , Qin Huang , C. -C. Jay Kuo

We introduce the task of stereo video reconstruction or, equivalently, 2D-to-3D video conversion for minimally invasive surgical video. We design and implement a series of end-to-end U-Net-based solutions for this task by varying the input…

图像与视频处理 · 电气工程与系统科学 2021-09-20 Annika Brundyn , Jesse Swanson , Kyunghyun Cho , Doug Kondziolka , Eric Oermann

3D reconstruction from a single RGB image is a challenging problem in computer vision. Previous methods are usually solely data-driven, which lead to inaccurate 3D shape recovery and limited generalization capability. In this work, we focus…

计算机视觉与模式识别 · 计算机科学 2020-06-18 Yichao Zhou , Shichen Liu , Yi Ma

Surface-based geodesic topology provides strong cues for object semantic analysis and geometric modeling. However, such connectivity information is lost in point clouds. Thus we introduce GeoNet, the first deep learning architecture trained…

计算机视觉与模式识别 · 计算机科学 2019-01-04 Tong He , Haibin Huang , Li Yi , Yuqian Zhou , Chihao Wu , Jue Wang , Stefano Soatto

In document image rectification, there exist rich geometric constraints between the distorted image and the ground truth one. However, such geometric constraints are largely ignored in existing advanced solutions, which limits the…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Hao Feng , Wengang Zhou , Jiajun Deng , Yuechen Wang , Houqiang Li

This paper describes an interdisciplinary approach to geometry modeling of geospatial boundaries. The objective is to extract surfaces from irregular spatial patterns using differential geometry and obtain coherent directional predictions…

计算工程、金融与科学 · 计算机科学 2020-06-09 Raymond Leung

Cone Beam Computed Tomography (CBCT) plays a vital role in clinical imaging. Traditional methods typically require hundreds of 2D X-ray projections to reconstruct a high-quality 3D CBCT image, leading to considerable radiation exposure.…

图像与视频处理 · 电气工程与系统科学 2024-10-08 Zhentao Liu , Yu Fang , Changjian Li , Han Wu , Yuan Liu , Dinggang Shen , Zhiming Cui

Accurate medical image segmentation is fundamental to precision medicine, yet robust delineation remains challenging under heterogeneous appearances, ambiguous boundaries, and large anatomical variability. Similar intensity and texture…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Zhiquan Chen , Haitao Wang , Guowei Zou , Hejun Wu

Humans naturally perceive a 3D scene in front of them through accumulation of information obtained from multiple interconnected projections of the scene and by interpreting their correspondence. This phenomenon has inspired artificial…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Amirreza Farnoosh , Sarah Ostadabbas

This paper investigates the problem of recovering hyperspectral (HS) images from single RGB images. To tackle such a severely ill-posed problem, we propose a physically-interpretable, compact, efficient, and end-to-end learning-based…

图像与视频处理 · 电气工程与系统科学 2021-08-29 Zhiyu Zhu , Hui Liu , Junhui Hou , Sen Jia , Qingfu Zhang

In the field of medical image, deep convolutional neural networks(ConvNets) have achieved great success in the classification, segmentation, and registration tasks thanks to their unparalleled capacity to learn image features. However,…

图像与视频处理 · 电气工程与系统科学 2022-11-15 Xin Gao

To optimally monitor earthquake-generating processes, seismologists have sought to lower detection sensitivities ever since instrumental seismic networks were started about a century ago. Recently, it has become possible to search…

地球物理 · 物理学 2019-01-14 Zachary E. Ross , Men-Andrin Meier , Egill Hauksson , Thomas H. Heaton

Image segmentation, the process of partitioning an image into meaningful regions, plays a pivotal role in computer vision and medical imaging applications. Unsupervised segmentation, particularly in the absence of labeled data, remains a…

计算机视觉与模式识别 · 计算机科学 2024-05-13 Kovvuri Sai Gopal Reddy , Bodduluri Saran , A. Mudit Adityaja , Saurabh J. Shigwan , Nitin Kumar

Ground Penetrating Radar (GPR) is one of the most important non-destructive evaluation (NDE) devices to detect the subsurface objects (i.e. rebars, utility pipes) and reveal the underground scene. One of the biggest challenges in GPR based…

信号处理 · 电气工程与系统科学 2020-08-21 Jinglun Feng , Liang Yang , Haiyan Wang , Yifeng Song , Jizhong Xiao

Precisely estimating lumen boundaries in intravascular ultrasound (IVUS) is needed for sizing interventional stents to treat deep vein thrombosis (DVT). Unfortunately, current segmentation networks like the UNet lack the precision needed…

Magnetic resonance imaging (MRI) is an essential diagnostic tool that suffers from prolonged scan times. Reconstruction methods can alleviate this limitation by recovering clinically usable images from accelerated acquisitions. In…

图像与视频处理 · 电气工程与系统科学 2023-01-09 Salman UH Dar , Şaban Öztürk , Muzaffer Özbey , Tolga Çukur

Purpose: Endoscopic surgical environments present challenges for dissection zone segmentation due to unclear boundaries between tissue types, leading to segmentation errors where models misidentify or overlook edges. This study aims to…

计算机视觉与模式识别 · 计算机科学 2024-11-28 Mengya Xu , Wenjin Mo , Guankun Wang , Huxin Gao , An Wang , Zhen Li , Xiaoxiao Yang , Hongliang Ren

Dense depth estimation and 3D reconstruction of a surgical scene are crucial steps in computer assisted surgery. Recent work has shown that depth estimation from a stereo images pair could be solved with convolutional neural networks.…

图像与视频处理 · 电气工程与系统科学 2021-07-24 Baoru Huang , Jianqing Zheng , Anh Nguyen , David Tuch , Kunal Vyas , Stamatia Giannarou , Daniel S. Elson