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Growing amount of different practical tasks in a video understanding problem has addressed the great challenge aiming to design an universal solution, which should be available for broad masses and suitable for the demanding edge-oriented…

计算机视觉与模式识别 · 计算机科学 2021-08-31 Evgeny Izutov

This demo showcases a platform for developing human activity recognition (AR) systems, focusing on daily activities using sensor data, like binary sensors. With a data-driven approach, this platform, named FlowAR, features a three-step…

机器学习 · 计算机科学 2025-02-14 Ali Ncibi , Luc Bouganim , Philippe Pucheral

Human Activity Recognition (HAR) is one of the central problems in fields such as healthcare, elderly care, and security at home. However, traditional HAR approaches face challenges including data scarcity, difficulties in model…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Xi Chen , Julien Cumin , Fano Ramparany , Dominique Vaufreydaz

While neural networks have excelled in video action recognition tasks, their black-box nature often obscures the understanding of their decision-making processes. Recent approaches used inherently interpretable models to analyze video…

计算机视觉与模式识别 · 计算机科学 2024-04-03 Ning Wang , Guangming Zhu , HS Li , Liang Zhang , Syed Afaq Ali Shah , Mohammed Bennamoun

Developing a highly accurate automatic license plate recognition system (ALPR) is challenging due to environmental factors such as lighting, rain, and dust. Additional difficulties include high vehicle speeds, varying camera angles, and…

计算机视觉与模式识别 · 计算机科学 2025-10-30 Zahra Ebrahimi Vargoorani , Amir Mohammad Ghoreyshi , Ching Yee Suen

Active Learning (AL) is a human-in-the-loop framework to interactively and adaptively label data instances, thereby enabling significant gains in model performance compared to random sampling. AL approaches function by selecting the hardest…

机器学习 · 计算机科学 2023-06-05 Nathan Beck , Krishnateja Killamsetty , Suraj Kothawade , Rishabh Iyer

Error detection in procedural activities is essential for consistent and correct outcomes in AR-assisted and robotic systems. Existing methods often focus on temporal ordering errors or rely on static prototypes to represent normal actions.…

计算机视觉与模式识别 · 计算机科学 2025-04-03 Wei-Jin Huang , Yuan-Ming Li , Zhi-Wei Xia , Yu-Ming Tang , Kun-Yu Lin , Jian-Fang Hu , Wei-Shi Zheng

Foundation vision or vision-language models are trained on large unlabeled or noisy data and learn robust representations that can achieve impressive zero- or few-shot performance on diverse tasks. Given these properties, they are a natural…

计算机视觉与模式识别 · 计算机科学 2024-06-26 Sanket Rajan Gupte , Josiah Aklilu , Jeffrey J. Nirschl , Serena Yeung-Levy

Human Activity Recognition (HAR) is a core task in pervasive computing systems, where models must operate under strict computational constraints while remaining robust to heterogeneous and evolving deployment conditions. Recent advances…

机器学习 · 计算机科学 2026-05-13 Aleksandr Bredikhin , Philippe Lalanda , German Vega

Highly dynamic environments, with moving objects such as cars or humans, can pose a performance challenge for LiDAR SLAM systems that assume largely static scenes. To overcome this challenge and support the deployment of robots in real…

Designing a real-time framework for the spatio-temporal action detection task is still a challenge. In this paper, we propose a novel real-time action detection framework, YOWOv2. In this new framework, YOWOv2 takes advantage of both the 3D…

计算机视觉与模式识别 · 计算机科学 2023-06-09 Jianhua Yang , Kun Dai

Robots working in unstructured environments must be capable of sensing and interpreting their surroundings. One of the main obstacles of deep-learning-based models in the field of robotics is the lack of domain-specific labeled data for…

机器人学 · 计算机科学 2022-10-26 Dániel Horváth , Gábor Erdős , Zoltán Istenes , Tomáš Horváth , Sándor Földi

Static image action recognition, which aims to recognize action based on a single image, usually relies on expensive human labeling effort such as adequate labeled action images and large-scale labeled image dataset. In contrast, abundant…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Yiyi Zhang , Li Niu , Ziqi Pan , Meichao Luo , Jianfu Zhang , Dawei Cheng , Liqing Zhang

In a real-world scenario, human actions are typically out of the distribution from training data, which requires a model to both recognize the known actions and reject the unknown. Different from image data, video actions are more…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Wentao Bao , Qi Yu , Yu Kong

Human Activity Recognition (HAR) underpins applications in healthcare, rehabilitation, fitness tracking, and smart environments, yet existing deep learning approaches demand dataset-specific training, large labeled corpora, and significant…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Nirhoshan Sivaroopan , Hansi Karunarathna , Chamara Madarasingha , Anura Jayasumana , Kanchana Thilakarathna

While the shortage of explicit action data limits Vision-Language-Action (VLA) models, human action videos offer a scalable yet unlabeled data source. A critical challenge in utilizing large-scale human video datasets lies in transforming…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Dujun Nie , Fengjiao Chen , Qi Lv , Jun Kuang , Xiaoyu Li , Xuezhi Cao , Xunliang Cai

In recent years, artificial intelligence (AI) based on deep learning (DL) has sparked tremendous global interest. DL is widely used today and has expanded into various interesting areas. It is becoming more popular in cross-subject…

计算机视觉与模式识别 · 计算机科学 2019-11-13 Ahmed Ali Hammam , Mona Soliman , Aboul Ella Hassanien

Vision-Language-Action (VLA) models have gained popularity for learning robotic manipulation tasks that follow language instructions. State-of-the-art VLAs, such as OpenVLA and $\pi_{0}$, were trained on large-scale, manually labeled action…

机器人学 · 计算机科学 2025-09-24 Bahey Tharwat , Yara Nasser , Ali Abouzeid , Ian Reid

Human Activity Recognition is a foundational task in pervasive computing. While recent advances in self-supervised learning and transformer-based architectures have significantly improved HAR performance, adapting large pretrained models to…

机器学习 · 计算机科学 2025-12-23 Irina Seregina , Philippe Lalanda , German Vega

As wearable-based data annotation remains, to date, a tedious, time-consuming task requiring researchers to dedicate substantial time, benchmark datasets within the field of Human Activity Recognition in lack richness and size compared to…

人机交互 · 计算机科学 2024-08-12 Marius Bock , Kristof Van Laerhoven , Michael Moeller
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