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To help address the occlusion problem in panoptic segmentation and image understanding, this paper proposes a new large-scale dataset named COCO-OLAC (COCO Occlusion Labels for All Computer Vision Tasks), which is derived from the COCO…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Wenbo Wei , Jun Wang , Abhir Bhalerao

We propose a self-supervised monocular depth estimation network tailored for endoscopic scenes, aiming to infer depth within the gastrointestinal tract from monocular images. Existing methods, though accurate, typically assume consistent…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Zebo Huang , Yinghui Wang

Exploiting light field data makes it possible to obtain dense and accurate depth map. However, synthetic scenes with limited disparity range cannot contain the diversity of real scenes. By training in synthetic data, current learning-based…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Kunyuan Li , Jun Zhang , Jun Gao , Meibin Qi

We propose Okapi, a simple, efficient, and general method for robust semi-supervised learning based on online statistical matching. Our method uses a nearest-neighbours-based matching procedure to generate cross-domain views for a…

计算机视觉与模式识别 · 计算机科学 2022-11-11 Myles Bartlett , Sara Romiti , Viktoriia Sharmanska , Novi Quadrianto

In autonomous driving, monocular sequences contain lots of information. Monocular depth estimation, camera ego-motion estimation and optical flow estimation in consecutive frames are high-profile concerns recently. By analyzing tasks above,…

计算机视觉与模式识别 · 计算机科学 2020-08-21 Guangming Wang , Chi Zhang , Hesheng Wang , Jingchuan Wang , Yong Wang , Xinlei Wang

Self-supervised monocular depth estimation, aiming to learn scene depths from single images in a self-supervised manner, has received much attention recently. In spite of recent efforts in this field, how to learn accurate scene depths and…

计算机视觉与模式识别 · 计算机科学 2022-09-16 Zhengming Zhou , Qiulei Dong

Open-world object detection (OWOD) is a challenging problem that combines object detection with incremental learning and open-set learning. Compared to standard object detection, the OWOD setting is task to: 1) detect objects seen during…

计算机视觉与模式识别 · 计算机科学 2023-02-24 Jinan Yu , Liyan Ma , Zhenglin Li , Yan Peng , Shaorong Xie

Accurate and complete terrain maps enhance the awareness of autonomous robots and enable safe and optimal path planning. Rocks and topography often create occlusions and lead to missing elevation information in the Digital Elevation Map…

机器人学 · 计算机科学 2022-01-20 Maximilian Stölzle , Takahiro Miki , Levin Gerdes , Martin Azkarate , Marco Hutter

This paper proposes a scalable and straightforward pre-training paradigm for efficient visual conceptual representation called occluded image contrastive learning (OCL). Our OCL approach is simple: we randomly mask patches to generate…

计算机视觉与模式识别 · 计算机科学 2025-02-17 Xiaoyu Yang , Lijian Xu , Hongsheng Li , Shaoting Zhang

Image matching is a fundamental and critical task in various visual applications, such as Simultaneous Localization and Mapping (SLAM) and image retrieval, which require accurate pose estimation. However, most existing methods ignore the…

计算机视觉与模式识别 · 计算机科学 2023-08-31 Miao Fan , Mingrui Chen , Chen Hu , Shuchang Zhou

The prediction of optical flow for occluded points is still a difficult problem that has not yet been solved. Recent methods use self-attention to find relevant non-occluded points as references for estimating the optical flow of occluded…

计算机视觉与模式识别 · 计算机科学 2024-03-28 Yu Jing , Tan Yujuan , Ren Ao , Liu Duo

Despite recent advances, estimating optical flow remains a challenging problem in the presence of illumination change, large occlusions or fast movement. In this paper, we propose a novel optical flow estimation framework which can provide…

计算机视觉与模式识别 · 计算机科学 2018-04-12 Inchul Choi , Arunava Banerjee

Background objects occluded in some views of a light field (LF) camera can be seen by other views. Consequently, occluded surfaces are possible to be reconstructed from LF images. In this paper, we handle the LF de-occlusion (LF-DeOcc)…

计算机视觉与模式识别 · 计算机科学 2019-12-11 Yingqian Wang , Tianhao Wu , Jungang Yang , Longguang Wang , Wei An , Yulan Guo

One of the possible dangers that older people face in their daily lives is falling. Occlusion is one of the biggest challenges of vision-based fall detection systems and degrades their detection performance considerably. To tackle this…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Sara Khalili , Hoda Mohammadzade , Mohammad Mahdi Ahmadi

Feature warping is a core technique in optical flow estimation; however, the ambiguity caused by occluded areas during warping is a major problem that remains unsolved. In this paper, we propose an asymmetric occlusion-aware feature…

计算机视觉与模式识别 · 计算机科学 2020-08-12 Shengyu Zhao , Yilun Sheng , Yue Dong , Eric I-Chao Chang , Yan Xu

The abundant spatial and angular information from light fields has allowed the development of multiple disparity estimation approaches. However, the acquisition of light fields requires high storage and processing cost, limiting the use of…

计算机视觉与模式识别 · 计算机科学 2022-09-26 Emmanuel Martinez , Edwin Vargas , Henry Arguello

In recent years, deep neural networks have shown remarkable progress in dense disparity estimation from dynamic scenes in monocular structured light systems. However, their performance significantly drops when applied in unseen…

计算机视觉与模式识别 · 计算机科学 2023-10-16 Rukun Qiao , Hiroshi Kawasaki , Hongbin Zha

Light field (LF) depth estimation is a crucial task with numerous practical applications. However, mainstream methods based on the multi-view stereo (MVS) are resource-intensive and time-consuming as they need to construct a finer cost…

计算机视觉与模式识别 · 计算机科学 2023-05-30 Wentao Chao , Fuqing Duan , Xuechun Wang , Yingqian Wang , Guanghui Wang

Depth estimation is a fundamental problem for light field photography applications. Numerous methods have been proposed in recent years, which either focus on crafting cost terms for more robust matching, or on analyzing the geometry of…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Jie Chen , Junhui Hou , Yun Ni , Lap-Pui Chau

Head pose estimation has become a crucial area of research in computer vision given its usefulness in a wide range of applications, including robotics, surveillance, or driver attention monitoring. One of the most difficult challenges in…

计算机视觉与模式识别 · 计算机科学 2025-01-23 José Celestino , Manuel Marques , Jacinto C. Nascimento