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Occluded person re-identification (Re-ID) aims to address the potential occlusion problem when matching occluded or holistic pedestrians from different camera views. Many methods use the background as artificial occlusion and rely on…

Computer Vision and Pattern Recognition · Computer Science 2024-02-23 Jiaer Xia , Lei Tan , Pingyang Dai , Mingbo Zhao , Yongjian Wu , Liujuan Cao

Human de-occlusion, which aims to infer the appearance of invisible human parts from an occluded image, has great value in many human-related tasks, such as person re-id, and intention inference. To address this task, this paper proposes a…

Computer Vision and Pattern Recognition · Computer Science 2024-02-08 Guoqiang Liang , Jiahao Hu , Qingyue Wang , Shizhou Zhang

In this paper, we tackle the problem of human de-occlusion which reasons about occluded segmentation masks and invisible appearance content of humans. In particular, a two-stage framework is proposed to estimate the invisible portions and…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Qiang Zhou , Shiyin Wang , Yitong Wang , Zilong Huang , Xinggang Wang

Modern object detection and instance segmentation networks stumble when picking out humans in crowded or highly occluded scenes. Yet, these are often scenarios where we require our detectors to work well. Many works have approached this…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Evan Ling , Dezhao Huang , Minhoe Hur

Occlusion is commonplace in realistic human-robot shared environments, yet its effects are not considered in standard 3D human pose estimation benchmarks. This leaves the question open: how robust are state-of-the-art 3D pose estimation…

Computer Vision and Pattern Recognition · Computer Science 2019-01-14 István Sárándi , Timm Linder , Kai O. Arras , Bastian Leibe

Inter-person occlusion and depth ambiguity make estimating the 3D poses of monocular multiple persons as camera-centric coordinates a challenging problem. Typical top-down frameworks suffer from high computational redundancy with an…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Juze Zhang , Jingya Wang , Ye Shi , Fei Gao , Lan Xu , Jingyi Yu

Face recognition in real-time scenarios is mainly affected by illumination, expression and pose variations and also by occlusion. This paper presents the framework for pose adaptive component-based face recognition system. The framework…

Computer Vision and Pattern Recognition · Computer Science 2014-03-07 Shireesha Chintalapati , M. V. Raghunadh

3D human pose estimation (HPE) is crucial in many fields, such as human behavior analysis, augmented reality/virtual reality (AR/VR) applications, and self-driving industry. Videos that contain multiple potentially occluded people captured…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Renshu Gu , Gaoang Wang , Jenq-Neng Hwang

In the field of 3D Human Pose Estimation from monocular videos, the presence of diverse occlusion types presents a formidable challenge. Prior research has made progress by harnessing spatial and temporal cues to infer 3D poses from 2D…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Mehwish Ghafoor , Arif Mahmood , Muhammad Bilal

We introduce a novel method for robust and accurate 3D object pose estimation from a single color image under large occlusions. Following recent approaches, we first predict the 2D projections of 3D points related to the target object and…

Computer Vision and Pattern Recognition · Computer Science 2018-07-27 Markus Oberweger , Mahdi Rad , Vincent Lepetit

Occluded person re-identification (Re-ID), the task of searching for the same person's images in occluded environments, has attracted lots of attention in the past decades. Recent approaches concentrate on improving performance on occluded…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Zi Wang , Huaibo Huang , Aihua Zheng , Chenglong Li , Ran He

Robust in-bed human pose estimation under blanket occlusion remains challenging due to the scarcity of reliable labeled training data for heavily covered poses. Existing approaches rely on multi-modal sensing or image-to-image translation…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Navid Aslankhani Khameneh , Marco Carletti , Cigdem Beyan

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…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Miao Fan , Mingrui Chen , Chen Hu , Shuchang Zhou

Recognition of human poses and actions is crucial for autonomous systems to interact smoothly with people. However, cameras generally capture human poses in 2D as images and videos, which can have significant appearance variations across…

Computer Vision and Pattern Recognition · Computer Science 2021-11-19 Ting Liu , Jennifer J. Sun , Long Zhao , Jiaping Zhao , Liangzhe Yuan , Yuxiao Wang , Liang-Chieh Chen , Florian Schroff , Hartwig Adam

Person re-identification (Re-ID) technology plays an increasingly crucial role in intelligent surveillance systems. Widespread occlusion significantly impacts the performance of person Re-ID. Occluded person Re-ID refers to a pedestrian…

Computer Vision and Pattern Recognition · Computer Science 2023-11-02 Enhao Ning , Changshuo Wang , Huang Zhangc , Xin Ning , Prayag Tiwari

Accurate 6D object pose estimation is vital for robotics, augmented reality, and scene understanding. For seen objects, high accuracy is often attainable via per-object fine-tuning but generalizing to unseen objects remains a challenge. To…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Sajjad Pakdamansavoji , Yintao Ma , Amir Rasouli , Tongtong Cao

Occlusion is a long-standing problem in computer vision, particularly in instance segmentation. ACM MMSports 2023 DeepSportRadar has introduced a dataset that focuses on segmenting human subjects within a basketball context and a…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Son Nguyen , Mikel Lainsa , Hung Dao , Daeyoung Kim , Giang Nguyen

Robust 3D human pose estimation is crucial to ensure safe and effective human-robot collaboration. Accurate human perception,however, is particularly challenging in these scenarios due to strong occlusions and limited camera viewpoints.…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Laura Bragagnolo , Matteo Terreran , Davide Allegro , Stefano Ghidoni

Despite significant progress, we show that state of the art 3D human pose and shape estimation methods remain sensitive to partial occlusion and can produce dramatically wrong predictions although much of the body is observable. To address…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Muhammed Kocabas , Chun-Hao P. Huang , Otmar Hilliges , Michael J. Black

Head orientation is a challenging Computer Vision problem that has been extensively researched having a wide variety of applications. However, current state-of-the-art systems still underperform in the presence of occlusions and are…

Computer Vision and Pattern Recognition · Computer Science 2023-11-13 José Celestino , Manuel Marques , Jacinto C. Nascimento , João Paulo Costeira