English
Related papers

Related papers: Repetitive Action Counting with Hybrid Temporal Re…

200 papers

Multi-target multi-camera tracking is a crucial task that involves identifying and tracking individuals over time using video streams from multiple cameras. This task has practical applications in various fields, such as visual…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Sanghyun Woo , Kwanyong Park , Inkyu Shin , Myungchul Kim , In So Kweon

Physical motions are inherently continuous, and higher camera frame rates typically contribute to improved smoothness and temporal coherence. For the first time, we explore continuous representations of human motion sequences, featuring the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-25 Chenghao Xu , Guangtao Lyu , Qi Liu , Jiexi Yan , Muli Yang , Cheng Deng

The problem of human activity recognition is central for understanding and predicting the human behavior, in particular in a prospective of assistive services to humans, such as health monitoring, well being, security, etc. There is…

Machine Learning · Statistics 2013-12-30 Faicel Chamroukhi , Samer Mohammed , Dorra Trabelsi , Latifa Oukhellou , Yacine Amirat

Human activity recognition (HAR) is fundamental in human-robot collaboration (HRC), enabling robots to respond to and dynamically adapt to human intentions. This paper introduces a HAR system combining a modular data glove equipped with…

Compressed video action recognition has recently drawn growing attention, since it remarkably reduces the storage and computational cost via replacing raw videos by sparsely sampled RGB frames and compressed motion cues (e.g., motion…

Computer Vision and Pattern Recognition · Computer Science 2025-10-06 Bing Li , Jiaxin Chen , Dongming Zhang , Xiuguo Bao , Di Huang

Human Action Recognition (HAR) aims to understand human behavior and assign a label to each action. It has a wide range of applications, and therefore has been attracting increasing attention in the field of computer vision. Human actions…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Zehua Sun , Qiuhong Ke , Hossein Rahmani , Mohammed Bennamoun , Gang Wang , Jun Liu

Manual scoring of the Action Research Arm Test (ARAT) for upper extremity assessment in stroke rehabilitation is time-intensive and variable. We propose an automated ARAT scoring system integrating multimodal video analysis with SlowFast,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Tamim Ahmed , Thanassis Rikakis

Time-to-Collision (TTC) forecasting is a critical task in collision prevention, requiring precise temporal prediction and comprehending both local and global patterns encapsulated in a video, both spatially and temporally. To address the…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Nishq Poorav Desai , Ali Etemad , Michael Greenspan

RGB-Thermal (T) crowd counting aims to integrate visible-spectrum and thermal infrared information to improve the robustness of crowd density estimation in complex scenes. Although existing studies generally improve counting accuracy…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Jinghao Shi , Mengqi Lei , Kunliang He , Yun Li , Wei Bao , Siqi Li

Historically, researchers in the field have spent a great deal of effort to create image representations that have scale invariance and retain spatial location information. This paper proposes to encode equivalent temporal characteristics…

Computer Vision and Pattern Recognition · Computer Science 2014-09-01 Zhenzhong Lan , Xuanchong Li , Alexandar G. Hauptmann

Human activity, which usually consists of several actions, generally covers interactions among persons and or objects. In particular, human actions involve certain spatial and temporal relationships, are the components of more complicated…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Zhenyu Liu , Yaqiang Yao , Yan Liu , Yuening Zhu , Zhenchao Tao , Lei Wang , Yuhong Feng

Human Activity Recognition (HAR) using wearable sensor data has become a central task in mobile computing, healthcare, and human-computer interaction. Despite the success of traditional deep learning models such as CNNs and RNNs, they often…

Machine Learning · Computer Science 2025-05-27 Yunbo Liu , Xukui Qin , Yifan Gao , Xiang Li , Chengwei Feng

RGB-Thermal (RGB-T) crowd counting is a challenging task, which uses thermal images as complementary information to RGB images to deal with the decreased performance of unimodal RGB-based methods in scenes with low-illumination or similar…

Computer Vision and Pattern Recognition · Computer Science 2022-08-16 Pengyu Chen , Junyu Gao , Yuan Yuan , Qi Wang

In this technical report, we describe our solution to temporal action proposal (task 1) in ActivityNet Challenge 2019. First, we fine-tune a ResNet-50-C3D CNN on ActivityNet v1.3 based on Kinetics pretrained model to extract snippet-level…

Computer Vision and Pattern Recognition · Computer Science 2019-08-12 Jialin Gao , Zhixiang Shi , Jiani Li , Yufeng Yuan , Jiwei Li , Xi Zhou

Task and Motion Planning has made great progress in solving hard sequential manipulation problems. However, a gap between such planning formulations and control methods for reactive execution remains. In this paper we propose a model…

Robotics · Computer Science 2022-09-23 Marc Toussaint , Jason Harris , Jung-Su Ha , Danny Driess , Wolfgang Hönig

Human-robot interaction (HRI) research is progressively addressing multi-party scenarios, where a robot interacts with more than one human user at the same time. Conversely, research is still at an early stage for human-robot collaboration.…

Machine Learning · Computer Science 2023-11-16 Francesco Semeraro , Jon Carberry , Angelo Cangelosi

We propose a new approach to Human Activity Evaluation (HAE) in long videos using graph-based multi-task modeling. Previous works in activity evaluation either directly compute a metric using a detected skeleton or use the scene information…

Computer Vision and Pattern Recognition · Computer Science 2020-12-03 Behnoosh Parsa , Ashis G. Banerjee

Recent works in video prediction have mainly focused on passive forecasting and low-level action-conditional prediction, which sidesteps the learning of interaction between agents and objects. We introduce the task of semantic…

Computer Vision and Pattern Recognition · Computer Science 2022-04-27 Wei Yu , Wenxin Chen , Songhenh Yin , Steve Easterbrook , Animesh Garg

This technical report presents our solution for temporal action detection task in AcitivityNet Challenge 2021. The purpose of this task is to locate and identify actions of interest in long untrimmed videos. The crucial challenge of the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Xiang Wang , Zhiwu Qing , Ziyuan Huang , Yutong Feng , Shiwei Zhang , Jianwen Jiang , Mingqian Tang , Changxin Gao , Nong Sang

In the context of recommendation systems, addressing multi-behavioral user interactions has become vital for understanding the evolving user behavior. Recent models utilize techniques like graph neural networks and attention mechanisms for…

Information Retrieval · Computer Science 2024-05-17 Shereen Elsayed , Ahmed Rashed , Lars Schmidt-Thieme