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Unlike humans, who can effortlessly estimate the entirety of objects even when partially occluded, modern computer vision algorithms still find this aspect extremely challenging. Leveraging this amodal perception for autonomous driving…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Ahmed Rida Sekkat , Rohit Mohan , Oliver Sawade , Elmar Matthes , Abhinav Valada

In this paper, we introduce a new dataset, named InstaOrder, that can be used to understand the geometrical relationships of instances in an image. The dataset consists of 2.9M annotations of geometric orderings for class-labeled instances…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Hyunmin Lee , Jaesik Park

Although deep learning methods have achieved advanced video object recognition performance in recent years, perceiving heavily occluded objects in a video is still a very challenging task. To promote the development of occlusion…

Computer Vision and Pattern Recognition · Computer Science 2021-11-16 Jiyang Qi , Yan Gao , Yao Hu , Xinggang Wang , Xiaoyu Liu , Xiang Bai , Serge Belongie , Alan Yuille , Philip H. S. Torr , Song Bai

Can our video understanding systems perceive objects when a heavy occlusion exists in a scene? To answer this question, we collect a large-scale dataset called OVIS for occluded video instance segmentation, that is, to simultaneously…

Computer Vision and Pattern Recognition · Computer Science 2022-05-18 Jiyang Qi , Yan Gao , Yao Hu , Xinggang Wang , Xiaoyu Liu , Xiang Bai , Serge Belongie , Alan Yuille , Philip H. S. Torr , Song Bai

Amodal segmentation and amodal content completion require using object priors to estimate occluded masks and features of objects in complex scenes. Until now, no data has provided an additional dimension for object context: the possibility…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Alexander Moore , Amar Saini , Kylie Cancilla , Doug Poland , Carmen Carrano

Amodal perception, the ability to comprehend complete object structures from partial visibility, is a fundamental skill, even for infants. Its significance extends to applications like autonomous driving, where a clear understanding of…

Computer Vision and Pattern Recognition · Computer Science 2024-04-04 Cheng-Yen Hsieh , Kaihua Chen , Achal Dave , Tarasha Khurana , Deva Ramanan

Common visual recognition tasks such as classification, object detection, and semantic segmentation are rapidly reaching maturity, and given the recent rate of progress, it is not unreasonable to conjecture that techniques for many of these…

Computer Vision and Pattern Recognition · Computer Science 2016-12-15 Yan Zhu , Yuandong Tian , Dimitris Mexatas , Piotr Dollár

Handling occlusion remains a significant challenge for video instance-level tasks like Multiple Object Tracking (MOT) and Video Instance Segmentation (VIS). In this paper, we propose a novel framework, Amodal-Aware Video Instance…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Minh Tran , Thang Pham , Winston Bounsavy , Tri Nguyen , Ngan Le

Occlusion-aware instance-sensitive segmentation is a complex task generally split into region-based segmentations, by approximating instances as their bounding box. We address the showcase scenario of dense homogeneous layouts in which this…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Matthieu Grard , Emmanuel Dellandréa , Liming Chen

We consider the problem of amodal instance segmentation, the objective of which is to predict the region encompassing both visible and occluded parts of each object. Thus far, the lack of publicly available amodal segmentation annotations…

Computer Vision and Pattern Recognition · Computer Science 2016-08-18 Ke Li , Jitendra Malik

To fully understand the 3D context of a single image, a visual system must be able to segment both the visible and occluded regions of objects, while discerning their occlusion order. Ideally, the system should be able to handle any object…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Jiayang Ao , Qiuhong Ke , Krista A. Ehinger

Amodal recognition is the ability of the system to detect occluded objects. Most SOTA Visual Recognition systems lack the ability to perform amodal recognition. Few studies have achieved amodal recognition through passive prediction or…

Computer Vision and Pattern Recognition · Computer Science 2023-03-09 Venkatraman Narayanan , Bala Murali Manoghar , Rama Prashanth RV , Phu Pham , Aniket Bera

Instance-aware segmentation of unseen objects is essential for a robotic system in an unstructured environment. Although previous works achieved encouraging results, they were limited to segmenting the only visible regions of unseen…

Robotics · Computer Science 2022-03-01 Seunghyeok Back , Joosoon Lee , Taewon Kim , Sangjun Noh , Raeyoung Kang , Seongho Bak , Kyoobin Lee

Understanding human behaviour in crowded indoor environments is central to surveillance, smart buildings, and human-robot interaction, yet existing datasets rarely capture real-world indoor complexity at scale. We introduce IndoorCrowd, a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Sebastian-Ion Nae , Radu Moldoveanu , Alexandra Stefania Ghita , Adina Magda Florea

Amodal instance segmentation, which aims to detect and segment both visible and invisible parts of objects in images, plays a crucial role in various applications including autonomous driving, robotic manipulation, and scene understanding.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Wei-En Tai , Yu-Lin Shih , Cheng Sun , Yu-Chiang Frank Wang , Hwann-Tzong Chen

Extreme amodal detection is the task of inferring the 2D location of objects that are not fully visible in the input image but are visible within an expanded field-of-view. This differs from amodal detection, where the object is partially…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Changlin Song , Yunzhong Hou , Michael Randall Barnes , Rahul Shome , Dylan Campbell

Instance detection (InsDet) is a long-lasting problem in robotics and computer vision, aiming to detect object instances (predefined by some visual examples) in a cluttered scene. Despite its practical significance, its advancement is…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Qianqian Shen , Yunhan Zhao , Nahyun Kwon , Jeeeun Kim , Yanan Li , Shu Kong

Amodal perception terms the ability of humans to imagine the entire shapes of occluded objects. This gives humans an advantage to keep track of everything that is going on, especially in crowded situations. Typical perception functions,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-02 Jasmin Breitenstein , Tim Fingscheidt

Almost all existing amodal segmentation methods make the inferences of occluded regions by using features corresponding to the whole image. This is against the human's amodal perception, where human uses the visible part and the shape prior…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Yuting Xiao , Yanyu Xu , Ziming Zhong , Weixin Luo , Jiawei Li , Shenghua Gao

This paper addresses the semantic instance segmentation task in the open-set conditions, where input images can contain known and unknown object classes. The training process of existing semantic instance segmentation methods requires…

Computer Vision and Pattern Recognition · Computer Science 2018-07-31 Trung Pham , Vijay Kumar B G , Thanh-Toan Do , Gustavo Carneiro , Ian Reid
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