English
Related papers

Related papers: Real-time Human Activity Recognition Using Conditi…

200 papers

Achieving robust multi-person 2D body landmark localization and pose estimation is essential for human behavior and interaction understanding as encountered for instance in HRI settings. Accurate methods have been proposed recently, but…

Computer Vision and Pattern Recognition · Computer Science 2019-12-03 Angel Martínez-González , Michael Villamizar , Olivier Canévet , Jean-Marc Odobez

Context-aware Human Activity Recognition (CHAR) is challenging due to the need to recognize the user's current activity from signals that vary significantly with contextual factors such as phone placements and the varied styles with which…

Machine Learning · Computer Science 2024-09-27 Wen Ge , Guanyi Mou , Emmanuel O. Agu , Kyumin Lee

Despite the widespread installation of accelerometers in almost all mobile phones and wearable devices, activity recognition using accelerometers is still immature due to the poor recognition accuracy of existing recognition methods and the…

Machine Learning · Computer Science 2016-10-26 Mohammad Abu Alsheikh , Ahmed Selim , Dusit Niyato , Linda Doyle , Shaowei Lin , Hwee-Pink Tan

This paper compares the performance of BiLSTM and CNN+GRU deep learning models for Human Activity Recognition (HAR) on two WiFi-based Channel State Information (CSI) datasets: UT-HAR and NTU-Fi HAR. The findings indicate that the CNN+GRU…

Computer Vision and Pattern Recognition · Computer Science 2025-06-16 Almustapha A. Wakili , Babajide J. Asaju , Woosub Jung

Deep learning (DL) has gained popularity in recent years as an effective tool for classifying the current health and predicting the future of industrial equipment. However, most DL models have black-box components with an underlying…

Machine Learning · Computer Science 2023-08-22 Hao Lu , Austin M. Bray , Chao Hu , Andrew T. Zimmerman , Hongyi Xu

Traditional human activity recognition (HAR) based on time series adopts sliding window analysis method. This method faces the multi-class window problem which mistakenly labels different classes of sampling points within a window as a…

Machine Learning · Computer Science 2018-09-24 Yong Zhang , Yu Zhang , Zhao Zhang , Jie Bao , Yunpeng Song

Convolutional neural network (CNN) is one of the most prominent architectures and algorithm in Deep Learning. It shows a remarkable improvement in the recognition and classification of objects. This method has also been proven to be very…

Computer Vision and Pattern Recognition · Computer Science 2016-10-10 Vina Ayumi , L. M. Rasdi Rere , Mohamad Ivan Fanany , Aniati Murni Arymurthy

Deep Convolutional Neural Networks (CNN) have been successfully applied to many real-life problems. However, the huge memory cost of deep CNN models poses a great challenge of deploying them on memory-constrained devices (e.g., mobile…

Computer Vision and Pattern Recognition · Computer Science 2020-10-07 Weichao Lan , Liang Lan

Recent convolutional neural network (CNN) development continues to advance the state-of-the-art model accuracy for various applications. However, the enhanced accuracy comes at the cost of substantial memory bandwidth and storage…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Hsu-Hsun Chin , Ren-Song Tsay , Hsin-I Wu

Deep convolutional neural networks (CNNs) have shown excellent performance in object recognition tasks and dense classification problems such as semantic segmentation. However, training deep neural networks on large and sparse datasets is…

Computer Vision and Pattern Recognition · Computer Science 2017-12-25 Lorenz Berger , Eoin Hyde , M. Jorge Cardoso , Sebastien Ourselin

Supervised learning, more specifically Convolutional Neural Networks (CNN), has surpassed human ability in some visual recognition tasks such as detection of traffic signs, faces and handwritten numbers. On the other hand, even…

Robotics · Computer Science 2018-09-18 Hai Nguyen , Hung Manh La , Matthew Deans

Deep convolutional neural networks (CNNs) have shown appealing performance on various computer vision tasks in recent years. This motivates people to deploy CNNs to realworld applications. However, most of state-of-art CNNs require large…

Computer Vision and Pattern Recognition · Computer Science 2018-02-09 Qinghao Hu , Peisong Wang , Jian Cheng

Human action recognition is one of the challenging tasks in computer vision. The current action recognition methods use computationally expensive models for learning spatio-temporal dependencies of the action. Models utilizing RGB channels…

Computer Vision and Pattern Recognition · Computer Science 2022-06-07 Labina Shrestha , Shikha Dubey , Farrukh Olimov , Muhammad Aasim Rafique , Moongu Jeon

Human activity recognition (HAR) ideally relies on data from wearable or environment-instrumented sensors sampled at regular intervals, enabling standard neural network models optimized for consistent time-series data as input. However,…

Signal Processing · Electrical Eng. & Systems 2025-01-28 Mengxi Liu , Daniel Geißler , Sizhen Bian , Bo Zhou , Paul Lukowicz

Building a small-sized fast surveillance system model to fit on limited resource devices is a challenging, yet an important task. Convolutional Neural Networks (CNNs) have replaced traditional feature extraction and machine learning models…

Computer Vision and Pattern Recognition · Computer Science 2021-11-23 Ali Farouk Khalifa , Hesham N. Elmahdy , Eman Badr

Convolutional Neural Networks (CNNs) have been successfully utilized in the medical diagnosis of many illnesses. Nevertheless, identifying the optimal architecture and hyperparameters among the available possibilities might be a substantial…

Image and Video Processing · Electrical Eng. & Systems 2024-12-25 Qusay Shihab Hamad , Hussein Samma , Shahrel Azmin Suandi

We present an empirical study of applying deep Convolutional Neural Networks (CNN) to the task of fashion and apparel image classification to improve meta-data enrichment of e-commerce applications. Five different CNN architectures were…

Computer Vision and Pattern Recognition · Computer Science 2018-11-13 Alexander Schindler , Thomas Lidy , Stephan Karner , Matthias Hecker

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…

Signal Processing · Electrical Eng. & Systems 2022-11-22 Harish Haresamudram , Irfan Essa , Thomas Plötz

Requirement of large annotated datasets restrict the use of deep convolutional neural networks (CNNs) for many practical applications. The problem can be mitigated by using active learning (AL) techniques which, under a given annotation…

Computer Vision and Pattern Recognition · Computer Science 2020-08-14 Sharat Agarwal , Himanshu Arora , Saket Anand , Chetan Arora

Human Activity Recognition (HAR) systems aim to understand human behaviour and assign a label to each action, attracting significant attention in computer vision due to their wide range of applications. HAR can leverage various data…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Jungpil Shin , Najmul Hassan , Abu Saleh Musa Miah1 , Satoshi Nishimura