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Real-time human activity recognition plays an essential role in real-world human-centered robotics applications, such as assisted living and human-robot collaboration. Although previous methods based on skeletal data to encode human poses…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Brian Reily , Qingzhao Zhu , Christopher Reardon , Hao Zhang

Human Activity Recognition (HAR) is an ongoing research topic. It has applications in medical support, sports, fitness, social networking, human-computer interfaces, senior care, entertainment, surveillance, and the list goes on.…

人机交互 · 计算机科学 2021-11-11 Hamza Ali Imran , Saad Wazir , Usman Iftikhar , Usama Latif

Object Detection, a fundamental computer vision problem, has paramount importance in smart camera systems. However, a truly reliable camera system could be achieved if and only if the underlying object detection component is robust enough…

计算机视觉与模式识别 · 计算机科学 2022-08-23 Ujjal Kr Dutta

Activity recognition from sensor data deals with various challenges, such as overlapping activities, activity labeling, and activity detection. Although each challenge in the field of recognition has great importance, the most important one…

机器学习 · 计算机科学 2019-03-13 Parviz Asghari , Ehsan Nazerfard

Smart manufacturing systems are being deployed at a growing rate because of their ability to interpret a wide variety of sensed information and act on the knowledge gleaned from system observations. In many cases, the principal goal of the…

Action Units (AUs) are geometrically-based atomic facial muscle movements known to produce appearance changes at specific facial locations. Motivated by this observation we propose a novel AU modelling problem that consists of jointly…

计算机视觉与模式识别 · 计算机科学 2020-04-15 Ioanna Ntinou , Enrique Sanchez , Adrian Bulat , Michel Valstar , Georgios Tzimiropoulos

Musculoskeletal injuries during military training significantly impact readiness, making prevention through activity monitoring crucial. While Human Activity Recognition (HAR) using wearable devices offers promising solutions, it faces…

机器学习 · 计算机科学 2025-04-30 Barak Gahtan , Shany Funk , Einat Kodesh , Itay Ketko , Tsvi Kuflik , Alex M. Bronstein

Directional cues are crucial for environmental interaction. Conventional methods rely on symbolic visual or auditory reminders that require semantic interpretation, a process that proves challenging in demanding dual-tasking scenarios. We…

人机交互 · 计算机科学 2026-01-27 Qing Zhang , Junyu Chen , Yifei Huang , Jing Huang , Thad Starner , Kai Kunze , Jun Rekimoto

Visual domain gaps often impact object detection performance. Image-to-image translation can mitigate this effect, where contrastive approaches enable learning of the image-to-image mapping under unsupervised regimes. However, existing…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Danai Triantafyllidou , Sarah Parisot , Ales Leonardis , Steven McDonagh

In the human activity recognition research area, prior studies predominantly concentrate on leveraging advanced algorithms on public datasets to enhance recognition performance, little attention has been paid to executing real-time kitchen…

信号处理 · 电气工程与系统科学 2024-09-11 Mengxi Liu , Sungho Suh , Juan Felipe Vargas , Bo Zhou , Agnes Grünerbl , Paul Lukowicz

A fundamental challenge in artificial intelligence is learning useful representations of data that yield good performance on a downstream task, without overfitting to spurious input features. Extracting such task-relevant predictive…

机器学习 · 计算机科学 2021-06-15 Saeid Asgari Taghanaki , Kristy Choi , Amir Khasahmadi , Anirudh Goyal

We consider the problem of object recognition in 3D using an ensemble of attribute-based classifiers. We propose two new concepts to improve classification in practical situations, and show their implementation in an approach implemented…

计算机视觉与模式识别 · 计算机科学 2016-10-25 Wentao Luan , Yezhou Yang , Cornelia Fermuller , John Baras

Physical activity and sleep play a major role in the prevention and management of many chronic conditions. It is not a trivial task to understand their impact on chronic conditions. Currently, data from electronic health records (EHRs),…

机器学习 · 计算机科学 2017-12-29 Karan Aggarwal , Shafiq Joty , Luis F. Luque , Jaideep Srivastava

The prevalence of wearable sensors (e.g., smart wristband) is creating unprecedented opportunities to not only inform health and wellness states of individuals, but also assess and infer personal attributes, including demographic and…

信号处理 · 电气工程与系统科学 2020-05-29 Xian Wu , Chao Huang , Pablo Roblesgranda , Nitesh Chawla

In precision sports such as archery, athletes' performance depends on both biomechanical stability and psychological resilience. Traditional motion analysis systems are often expensive and intrusive, limiting their use in natural training…

机器学习 · 计算机科学 2025-11-19 Xianghe Liu , Jiajia Liu , Chuxian Xu , Minghan Wang , Hongbo Peng , Tao Sun , Jiaqi Xu

Recognizing facial activity is a well-understood (but non-trivial) computer vision problem. However, reliable solutions require a camera with a good view of the face, which is often unavailable in wearable settings. Furthermore, in wearable…

机器学习 · 计算机科学 2023-06-21 Hymalai Bello , Luis Alfredo Sanchez Marin , Sungho Suh , Bo Zhou , Paul Lukowicz

Conventional works that learn grasping affordance from demonstrations need to explicitly predict grasping configurations, such as gripper approaching angles or grasping preshapes. Classic motion planners could then sample trajectories by…

机器人学 · 计算机科学 2021-08-17 Yantian Zha , Siddhant Bhambri , Lin Guan

Recent developments in wearable sensors demonstrate promising results for monitoring physiological status in effective and comfortable ways. One major challenge of physiological status assessment is the problem of transfer learning caused…

信号处理 · 电气工程与系统科学 2020-04-20 Mo Han , Ozan Ozdenizci , Ye Wang , Toshiaki Koike-Akino , Deniz Erdogmus

The emergence of self-supervised learning in the field of wearables-based human activity recognition (HAR) has opened up opportunities to tackle the most pressing challenges in the field, namely to exploit unlabeled data to derive reliable…

信号处理 · 电气工程与系统科学 2022-11-22 Harish Haresamudram , Irfan Essa , Thomas Plötz

We propose a novel use of the conventional energy storage component, i.e., capacitor, in kinetic-powered wearable IoTs as a sensor to detect human activities. Since different activities accumulate energies in the capacitor at different…

人机交互 · 计算机科学 2018-06-20 Guohao Lan , Dong Ma , Weitao Xu , Mahbub Hassan , Wen Hu