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相关论文: PaStaNet: Toward Human Activity Knowledge Engine

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In cases of serious crime, including sexual abuse, often the only available information with demonstrated potential for identification is images of the hands. Since this evidence is captured in uncontrolled situations, it is difficult to…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Nathanael L. Baisa , Bryan Williams , Hossein Rahmani , Plamen Angelov , Sue Black

We propose a novel active learning framework for activity recognition using wearable sensors. Our work is unique in that it takes physical and cognitive limitations of the oracle into account when selecting sensor data to be annotated by…

机器学习 · 计算机科学 2019-07-30 Zhila Esna Ashari , Hassan Ghasemzadeh

Despite significant recent advances in the field of head pose estimation and facial expression recognition, raising the cognitive level when analysing human activity presents serious challenges to current concepts. Motivated by the need of…

计算机视觉与模式识别 · 计算机科学 2017-03-17 Grigorios Kalliatakis , Nikolaos Vidakis , Georgios Triantafyllidis

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…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Zehua Sun , Qiuhong Ke , Hossein Rahmani , Mohammed Bennamoun , Gang Wang , Jun Liu

We present a box-free bottom-up approach for the tasks of pose estimation and instance segmentation of people in multi-person images using an efficient single-shot model. The proposed PersonLab model tackles both semantic-level reasoning…

计算机视觉与模式识别 · 计算机科学 2018-03-23 George Papandreou , Tyler Zhu , Liang-Chieh Chen , Spyros Gidaris , Jonathan Tompson , Kevin Murphy

We describe a framework of hybrid cognition by formulating a hybrid cognitive agent that performs hierarchical active inference across a human and a machine part. We suggest that, in addition to enhancing human cognitive functions with an…

人工智能 · 计算机科学 2018-10-08 André Ofner , Sebastian Stober

A long-standing goal in computer vision is to capture, model, and realistically synthesize human behavior. Specifically, by learning from data, our goal is to enable virtual humans to navigate within cluttered indoor scenes and naturally…

计算机视觉与模式识别 · 计算机科学 2021-08-19 Mohamed Hassan , Duygu Ceylan , Ruben Villegas , Jun Saito , Jimei Yang , Yi Zhou , Michael Black

Wearable sensor-based human activity recognition (HAR) is a critical research domain in activity perception. However, achieving high efficiency and long sequence recognition remains a challenge. Despite the extensive investigation of…

计算机视觉与模式识别 · 计算机科学 2024-08-09 Shuangjian Li , Tao Zhu , Furong Duan , Liming Chen , Huansheng Ning , Christopher Nugent , Yaping Wan

Sensor-based human activity recognition (HAR) requires to predict the action of a person based on sensor-generated time series data. HAR has attracted major interest in the past few years, thanks to the large number of applications enabled…

机器学习 · 计算机科学 2021-03-30 Davide Buffelli , Fabio Vandin

Recognizing human activities from multi-channel time series data collected from wearable sensors is ever more practical. However, in real-world conditions, coherent activities and body movements could happen at the same time, like moving…

信号处理 · 电气工程与系统科学 2020-04-21 Liming Zhang

Recent vision-language models have strong perceptual ability but their implicit reasoning is hard to explain and easily generates hallucinations on complex queries. Compositional methods improve interpretability, but most rely on a single…

人工智能 · 计算机科学 2026-01-28 Zhixi Cai , Fucai Ke , Kevin Leo , Sukai Huang , Maria Garcia de la Banda , Peter J. Stuckey , Hamid Rezatofighi

Existing multimodal-based human action recognition approaches are computationally intensive, limiting their deployment in real-time applications. In this work, we present a novel and efficient pose-driven attention-guided multimodal network…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Ahmed Abdelkawy , Asem Ali , Aly Farag

Wearables are fundamental to improving our understanding of human activities, especially for an increasing number of healthcare applications from rehabilitation to fine-grained gait analysis. Although our collective know-how to solve Human…

机器学习 · 计算机科学 2020-07-15 Alireza Abedin , Mahsa Ehsanpour , Qinfeng Shi , Hamid Rezatofighi , Damith C. Ranasinghe

This short paper aims to discuss the effectiveness and performance of classical machine learning approaches for Human Activity Recognition (HAR). It proposes two important models - Extra Trees and Stacked Classifier with the emphasize on…

机器学习 · 计算机科学 2020-09-23 Ambareesh Ravi

Human Activity Recognition (HAR) describes the machines ability to recognize human actions. Nowadays, most people on earth are health conscious, so people are more interested in tracking their daily activities using Smartphones or Smart…

机器学习 · 计算机科学 2022-05-23 Sanku Satya Uday , Satti Thanuja Pavani , T. Jaya Lakshmi , Rohit Chivukula

Human activity recognition based on the computer vision is the process of labelling image sequences with action labels. Accurate systems for this problem are applied in areas such as visual surveillance, human computer interaction and video…

计算机视觉与模式识别 · 计算机科学 2014-08-15 Jay Prakash Gupta , Pushkar Dixit , Nishant Singh , Vijay Bhaskar Semwal

Recent graph convolutional neural networks (GCNs) have shown high performance in the field of human action recognition by using human skeleton poses. However, it fails to detect human-object interaction cases successfully due to the lack of…

计算机视觉与模式识别 · 计算机科学 2025-09-18 Hesham M. Shehata , Mohammad Abdolrahmani

We present a unified framework for understanding human social behaviors in raw image sequences. Our model jointly detects multiple individuals, infers their social actions, and estimates the collective actions with a single feed-forward…

计算机视觉与模式识别 · 计算机科学 2016-11-29 Timur Bagautdinov , Alexandre Alahi , François Fleuret , Pascal Fua , Silvio Savarese

Selective prediction aims to learn a reliable model that abstains from making predictions when uncertain. These predictions can then be deferred to humans for further evaluation. As an everlasting challenge for machine learning, in many…

机器学习 · 计算机科学 2024-03-04 Jiefeng Chen , Jinsung Yoon , Sayna Ebrahimi , Sercan Arik , Somesh Jha , Tomas Pfister

To fluently collaborate with people, robots need the ability to recognize human activities accurately. Although modern robots are equipped with various sensors, robust human activity recognition (HAR) still remains a challenging task for…

机器人学 · 计算机科学 2020-08-17 Md Mofijul Islam , Tariq Iqbal