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Deep Convolutional Neural Networks (CNN) enforces supervised information only at the output layer, and hidden layers are trained by back propagating the prediction error from the output layer without explicit supervision. We propose a…

Computer Vision and Pattern Recognition · Computer Science 2016-06-07 Zhuolin Jiang , Yaming Wang , Larry Davis , Walt Andrews , Viktor Rozgic

Wearable sensor-based human activity recognition (HAR) has been a research focus in the field of ubiquitous and mobile computing for years. In recent years, many deep models have been applied to HAR problems. However, deep learning methods…

Signal Processing · Electrical Eng. & Systems 2020-12-16 Yujiao Hao , Boyu Wang , Rong Zheng

Fitness movement recognition, a focused subdomain of human activity recognition (HAR), plays a vital role in health monitoring, rehabilitation, and personalized fitness training by enabling automated exercise classification from video data.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-08 Shanjid Hasan Nishat , Srabonti Deb , Mohiuddin Ahmed

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…

Machine Learning · Computer Science 2021-03-30 Davide Buffelli , Fabio Vandin

Convolutional Neural Networks (CNNs) can provide accurate object classification. They can be extended to perform object detection by iterating over dense or selected proposed object regions. However, the runtime of such detectors scales as…

Computer Vision and Pattern Recognition · Computer Science 2014-04-08 Forrest Iandola , Matt Moskewicz , Sergey Karayev , Ross Girshick , Trevor Darrell , Kurt Keutzer

A convolutional layer in a Convolutional Neural Network (CNN) consists of many filters which apply convolution operation to the input, capture some special patterns and pass the result to the next layer. If the same patterns also occur at…

Computer Vision and Pattern Recognition · Computer Science 2019-02-04 Okan Köpüklü , Maryam Babaee , Stefan Hörmann , Gerhard Rigoll

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…

Machine Learning · Computer Science 2022-05-23 Sanku Satya Uday , Satti Thanuja Pavani , T. Jaya Lakshmi , Rohit Chivukula

Deep Convolutional Neural Networks (CNN) have exhibited superior performance in many visual recognition tasks including image classification, object detection, and scene label- ing, due to their large learning capacity and resistance to…

Computer Vision and Pattern Recognition · Computer Science 2016-10-12 Miao Sun , Tony X. Han , Xun Xu , Ming-Chang Liu , Ahmad Khodayari-Rostamabad

Human Activity Recognition (HAR) is considered a valuable research topic in the last few decades. Different types of machine learning models are used for this purpose, and this is a part of analyzing human behavior through machines. It is…

Machine Learning · Computer Science 2021-03-31 Jakaria Rabbi , Md. Tahmid Hasan Fuad , Md. Abdul Awal

Human Activity Recognition~(HAR) is the classification of human movement, captured using one or more sensors either as wearables or embedded in the environment~(e.g. depth cameras, pressure mats). State-of-the-art methods of HAR rely on…

Computer Vision and Pattern Recognition · Computer Science 2020-06-16 Anjana Wijekoon , Nirmalie Wiratunga

Human activity recognition is one of the most important tasks in computer vision and has proved useful in different fields such as healthcare, sports training and security. There are a number of approaches that have been explored to solve…

Computer Vision and Pattern Recognition · Computer Science 2023-05-01 Sheryl Mathew , Annapoorani Subramanian , Pooja , Balamurugan MS , Manoj Kumar Rajagopal

Deep neural network is an effective choice to automatically recognize human actions utilizing data from various wearable sensors. These networks automate the process of feature extraction relying completely on data. However, various noises…

Signal Processing · Electrical Eng. & Systems 2021-01-05 Tanvir Mahmud , A. Q. M. Sazzad Sayyed , Shaikh Anowarul Fattah , Sun-Yuan Kung

Sensor-based human activity recognition (HAR), i.e., the ability to discover human daily activity patterns from wearable or embedded sensors, is a key enabler for many real-world applications in smart homes, personal healthcare, and urban…

Signal Processing · Electrical Eng. & Systems 2021-04-20 Saurav Jha , Martin Schiemer , Franco Zambonelli , Juan Ye

In order to enhance the real-time performance of convolutional neural networks(CNNs), more and more researchers are focusing on improving the efficiency of CNN. Based on the analysis of some CNN architectures, such as ResNet, DenseNet,…

Computer Vision and Pattern Recognition · Computer Science 2018-03-16 Qiuyu Zhu , Ruixin Zhang

Human activity recognition (HAR) through wearable devices has received much interest due to its numerous applications in fitness tracking, wellness screening, and supported living. As a result, we have seen a great deal of work in this…

Machine Learning · Computer Science 2022-06-13 Nafees Ahmad , Savio Ho-Chit Chow , Ho-fung Leung

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…

Machine Learning · Computer Science 2026-05-13 Aleksandr Bredikhin , Philippe Lalanda , German Vega

Recent work has shown that convolutional networks can be substantially deeper, more accurate, and efficient to train if they contain shorter connections between layers close to the input and those close to the output. In this paper, we…

Machine Learning · Computer Science 2020-01-09 Gao Huang , Zhuang Liu , Geoff Pleiss , Laurens van der Maaten , Kilian Q. Weinberger

Human Activity Recognition (HAR) using deep neural network has become a hot topic in human-computer interaction. Machine can effectively identify human naturalistic activities by learning from a large collection of sensor data. Activity…

Computer Vision and Pattern Recognition · Computer Science 2019-06-12 Jun Long , WuQing Sun , Zhan Yang , Osolo Ian Raymond

Mobile and wearable devices have enabled numerous applications, including activity tracking, wellness monitoring, and human--computer interaction, that measure and improve our daily lives. Many of these applications are made possible by…

Human-Computer Interaction · Computer Science 2022-03-04 Shibo Zhang , Yaxuan Li , Shen Zhang , Farzad Shahabi , Stephen Xia , Yu Deng , Nabil Alshurafa

The problem of automatic identification of physical activities performed by human subjects is referred to as Human Activity Recognition (HAR). There exist several techniques to measure motion characteristics during these physical…

Machine Learning · Computer Science 2019-06-06 Antonio Bevilacqua , Kyle MacDonald , Aamina Rangarej , Venessa Widjaya , Brian Caulfield , Tahar Kechadi