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Soccer broadcast video understanding has been drawing a lot of attention in recent years within data scientists and industrial companies. This is mainly due to the lucrative potential unlocked by effective deep learning techniques developed…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Anthony Cioppa , Adrien Deliège , Floriane Magera , Silvio Giancola , Olivier Barnich , Bernard Ghanem , Marc Van Droogenbroeck

In this paper, we address the problem of short-term action anticipation, i.e., we want to predict an upcoming action one second before it happens. We propose to harness high-level intent information to anticipate actions that will take…

Computer Vision and Pattern Recognition · Computer Science 2023-06-28 Olga Zatsarynna , Juergen Gall

Automatically generating a summary of sports video poses the challenge of detecting interesting moments, or highlights, of a game. Traditional sports video summarization methods leverage editing conventions of broadcast sports video that…

Computer Vision and Pattern Recognition · Computer Science 2018-04-16 Antonio Tejero-de-Pablos , Yuta Nakashima , Tomokazu Sato , Naokazu Yokoya , Marko Linna , Esa Rahtu

Egocentric videos capture sequences of human activities from a first-person perspective and can provide rich multimodal signals. However, most current localization methods use third-person videos and only incorporate visual information. In…

Computer Vision and Pattern Recognition · Computer Science 2022-10-27 Merey Ramazanova , Victor Escorcia , Fabian Caba Heilbron , Chen Zhao , Bernard Ghanem

Action localization in untrimmed videos is an important topic in the field of video understanding. However, existing action localization methods are restricted to a pre-defined set of actions and cannot localize unseen activities. Thus, we…

Computer Vision and Pattern Recognition · Computer Science 2019-07-01 Zhu Zhang , Zhou Zhao , Zhijie Lin , Jingkuan Song , Deng Cai

Humans have the natural ability to recognize actions even if the objects involved in the action or the background are changed. Humans can abstract away the action from the appearance of the objects which is referred to as compositionality…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Ramanathan Rajendiran , Debaditya Roy , Basura Fernando

Recognition and localization of surgical detailed actions is an essential component of developing a context-aware decision support system. However, most existing detection algorithms fail to provide high-accuracy action classes even having…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Luoying Hao , Yan Hu , Wenjun Lin , Qun Wang , Heng Li , Huazhu Fu , Jinming Duan , Jiang Liu

Inspired by recent advances in neural machine translation, that jointly align and translate using encoder-decoder networks equipped with attention, we propose an attentionbased LSTM model for human activity recognition. Our model jointly…

Computer Vision and Pattern Recognition · Computer Science 2017-09-01 Atousa Torabi , Leonid Sigal

Data analytics in sports is crucial to evaluate the performance of single players and the whole team. The literature proposes a number of tools for both offence and defence scenarios. Data coming from tracking location of players, in this…

Applications · Statistics 2019-06-28 Tullio Facchinetti , Rodolfo Metulini , Paola Zuccolotto

Action recognition and anticipation are key to the success of many computer vision applications. Existing methods can roughly be grouped into those that extract global, context-aware representations of the entire image or sequence, and…

Computer Vision and Pattern Recognition · Computer Science 2016-11-21 Mohammad Sadegh Aliakbarian , Fatemehsadat Saleh , Basura Fernando , Mathieu Salzmann , Lars Petersson , Lars Andersson

Distinguishing if an action is performed as intended or if an intended action fails is an important skill that not only humans have, but that is also important for intelligent systems that operate in human environments. Recognizing if an…

Computer Vision and Pattern Recognition · Computer Science 2022-09-27 Olga Zatsarynna , Yazan Abu Farha , Juergen Gall

In this work we introduce a fully end-to-end approach for action detection in videos that learns to directly predict the temporal bounds of actions. Our intuition is that the process of detecting actions is naturally one of observation and…

Computer Vision and Pattern Recognition · Computer Science 2017-03-14 Serena Yeung , Olga Russakovsky , Greg Mori , Li Fei-Fei

Temporal action detection (TAD) is an important yet challenging task in video analysis. Most existing works draw inspiration from image object detection and tend to reformulate it as a proposal generation - classification problem. However,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Chen Zhao , Merey Ramazanova , Mengmeng Xu , Bernard Ghanem

The task of language-guided video temporal grounding is to localize the particular video clip corresponding to a query sentence in an untrimmed video. Though progress has been made continuously in this field, some issues still need to be…

Computer Vision and Pattern Recognition · Computer Science 2020-09-24 Binjie Zhang , Yu Li , Chun Yuan , Dejing Xu , Pin Jiang , Ying Shan

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

In this work, we propose a novel way of efficiently localizing a soccer field from a single broadcast image of the game. Related work in this area relies on manually annotating a few key frames and extending the localization to similar…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Namdar Homayounfar , Sanja Fidler , Raquel Urtasun

Video-LLMs often attend to irrelevant frames, which is especially detrimental for sports coaching tasks requiring precise temporal grounding. Yet obtaining frame-level supervision is challenging: expensive to collect from humans and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Arushi Rai , Adriana Kovashka

Soccer is more than just a game - it is a passion that transcends borders and unites people worldwide. From the roar of the crowds to the excitement of the commentators, every moment of a soccer match is a thrill. Yet, with so many games…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Hassan Mkhallati , Anthony Cioppa , Silvio Giancola , Bernard Ghanem , Marc Van Droogenbroeck

While existing video benchmarks largely consider specialized downstream tasks like retrieval or question-answering (QA), contemporary multimodal AI systems must be capable of well-rounded common-sense reasoning akin to human visual…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Kate Sanders , Benjamin Van Durme

Research in action detection has grown in the recentyears, as it plays a key role in video understanding. Modelling the interactions (either spatial or temporal) between actors and their context has proven to be essential for this task.…

Computer Vision and Pattern Recognition · Computer Science 2021-06-30 Manuel Sarmiento Calderó , David Varas , Elisenda Bou-Balust