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The goal of this paper is Human-object Interaction (HO-I) detection. HO-I detection aims to find interacting human-objects regions and classify their interaction from an image. Researchers obtain significant improvement in recent years by…

Computer Vision and Pattern Recognition · Computer Science 2021-12-02 Mert Kilickaya , Arnold Smeulders

We study the problem of detecting human-object interactions (HOI) in static images, defined as predicting a human and an object bounding box with an interaction class label that connects them. HOI detection is a fundamental problem in…

Computer Vision and Pattern Recognition · Computer Science 2018-03-02 Yu-Wei Chao , Yunfan Liu , Xieyang Liu , Huayi Zeng , Jia Deng

To understand the visual world, a machine must not only recognize individual object instances but also how they interact. Humans are often at the center of such interactions and detecting human-object interactions is an important practical…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Georgia Gkioxari , Ross Girshick , Piotr Dollár , Kaiming He

This paper proposes a novel multi-modal transformer network for detecting actions in untrimmed videos. To enrich the action features, our transformer network utilizes a new multi-modal attention mechanism that computes the correlations…

Computer Vision and Pattern Recognition · Computer Science 2023-06-01 Matthew Korban , Scott T. Acton , Peter Youngs

Video forgery attack threatens the surveillance system by replacing the video captures with unrealistic synthesis, which can be powered by the latest augment reality and virtual reality technologies. From the machine perception aspect,…

Multimedia · Computer Science 2022-12-27 Chenhui Zhao , Xiang Li , Rabih Younes

Human-Object Interaction (HOI) detection aims to localize human-object pairs and recognize their interactions. Recently, Contrastive Language-Image Pre-training (CLIP) has shown great potential in providing interaction prior for HOI…

Computer Vision and Pattern Recognition · Computer Science 2023-07-27 Shan Ning , Longtian Qiu , Yongfei Liu , Xuming He

Despite significant progress in semi-supervised learning for image object detection, several key issues are yet to be addressed for video object detection: (1) Achieving good performance for supervised video object detection greatly depends…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Tanvir Mahmud , Chun-Hao Liu , Burhaneddin Yaman , Diana Marculescu

Human-object interaction(HOI) detection is an important task for understanding human activity. Graph structure is appropriate to denote the HOIs in the scene. Since there is an subordination between human and object---human play subjective…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Hai Wang , Wei-Shi Zheng , Ling Yingbiao

With advances in data-driven machine learning research, a wide variety of prediction models have been proposed to capture spatio-temporal features for the analysis of video streams. Recognising actions and detecting action transitions…

Computer Vision and Pattern Recognition · Computer Science 2024-03-06 Harshala Gammulle , David Ahmedt-Aristizabal , Simon Denman , Lachlan Tychsen-Smith , Lars Petersson , Clinton Fookes

Most prior art in visual understanding relies solely on analyzing the "what" (e.g., event recognition) and "where" (e.g., event localization), which in some cases, fails to describe correct contextual relationships between events or leads…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Aman Chadha , Gurneet Arora , Navpreet Kaloty

Action recognition in videos is a challenging task due to the complexity of the spatio-temporal patterns to model and the difficulty to acquire and learn on large quantities of video data. Deep learning, although a breakthrough for image…

Computer Vision and Pattern Recognition · Computer Science 2016-08-26 César Roberto de Souza , Adrien Gaidon , Eleonora Vig , Antonio Manuel López

Existing video captioning methods merely provide shallow or simplistic representations of object behaviors, resulting in superficial and ambiguous descriptions. However, object behavior is dynamic and complex. To comprehensively capture the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-20 Caihua Liu , Xu Li , Wenjing Xue , Wei Tang , Xia Feng

Human-Object Interaction (HOI) detection has received considerable attention in the context of scene understanding. Despite the growing progress on benchmarks, we realize that existing methods often perform unsatisfactorily on distant…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Guangzhi Wang , Yangyang Guo , Yongkang Wong , Mohan Kankanhalli

Analyzing the interactions between humans and objects from a video includes identification of the relationships between humans and the objects present in the video. It can be thought of as a specialized version of Visual Relationship…

Computer Vision and Pattern Recognition · Computer Science 2020-12-18 Sai Praneeth Reddy Sunkesula , Rishabh Dabral , Ganesh Ramakrishnan

Zero-shot action recognition, which recognizes actions in videos without having received any training examples, is gaining wide attention considering it can save labor costs and training time. Nevertheless, the performance of zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2023-06-13 Nan Wu , Hiroshi Kera , Kazuhiko Kawamoto

The interaction decoder utilized in prevalent Transformer-based HOI detectors typically accepts pre-composed human-object pairs as inputs. Though achieving remarkable performance, such paradigm lacks feasibility and cannot explore novel…

Computer Vision and Pattern Recognition · Computer Science 2023-11-17 Liulei Li , Jianan Wei , Wenguan Wang , Yi Yang

We address the problem of inferring self-supervised dense semantic correspondences between objects in multi-object scenes. The method introduces learning of class-aware dense object descriptors by providing either unsupervised discrete…

Robotics · Computer Science 2021-10-06 Denis Hadjivelichkov , Dimitrios Kanoulas

In the field of human-object interaction (HOI), detection and generation are two dual tasks that have traditionally been addressed separately, hindering the development of comprehensive interaction understanding. To address this, we propose…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Panqi Yang , Haodong Jing , Nanning Zheng , Yongqiang Ma

Close human-robot cooperation is a key enabler for new developments in advanced manufacturing and assistive applications. Close cooperation require robots that can predict human actions and intent, and understand human non-verbal cues.…

Human-Computer Interaction · Computer Science 2019-02-19 Paul Schydlo , Mirko Rakovic , Lorenzo Jamone , José Santos-Victor

We propose a method for human action recognition, one that can localize the spatiotemporal regions that `define' the actions. This is a challenging task due to the subtlety of human actions in video and the co-occurrence of contextual…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Yang Wang , Vinh Tran , Gedas Bertasius , Lorenzo Torresani , Minh Hoai