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Related papers: DeepWalking: Enabling Smartphone-based Walking Spe…

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With the increasing availability of aerial and satellite imagery, deep learning presents significant potential for transportation asset management, safety analysis, and urban planning. This study introduces CrosswalkNet, a robust and…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Zubin Bhuyan , Yuanchang Xie , AngkeaReach Rith , Xintong Yan , Nasko Apostolov , Jimi Oke , Chengbo Ai

Background: Many attempts to validate gait pipelines that process sensor data to detect gait events have focused on the detection of initial contacts only in supervised settings using a single sensor. Objective: To evaluate the performance…

Pedestrian dead reckoning is a challenging task due to the low-cost inertial sensor error accumulation. Recent research has shown that deep learning methods can achieve impressive performance in handling this issue. In this letter, we…

Robotics · Computer Science 2022-06-09 Boxuan Chen , Ruifeng Zhang , Shaochu Wang , Liqiang Zhang , Yu Liu

Strapdown inertial navigation systems are sensitive to the quality of the data provided by the accelerometer and gyroscope. Low-grade IMUs in handheld smart-devices pose a problem for inertial odometry on these devices. We propose a scheme…

Computer Vision and Pattern Recognition · Computer Science 2018-08-13 Santiago Cortés , Arno Solin , Juho Kannala

Mobile devices have evolved from just communication devices into an indispensable part of people's lives in form of smartphones, tablets and smart watches. Devices are now more personal than ever and carry more information about a person…

Computers and Society · Computer Science 2020-05-26 Aman Singh , Ashish Prajapatia , Vikash Kumar , Subhankar Mishra

Smartphones consist of different sensors, which provide a platform for data acquisition in many scientific researches such as driving style identification systems. In the present paper, smartphone data are used to evaluate the driving…

Human-Computer Interaction · Computer Science 2018-03-19 Roya Lotfi , Mehdi Ghatee

Human gait has been commonly used for the diagnosis and evaluation of medical conditions and for monitoring the progress during treatment and rehabilitation. The use of wearable sensors that capture pressure or motion has yielded techniques…

Signal Processing · Electrical Eng. & Systems 2024-03-14 Ryan Cavanagh , Jelena Trajkovic , Wenlu Zhang , I-Hung Khoo , Vennila Krishnan

Smartphones have ubiquitously integrated into our home and work environments, however, users normally rely on explicit but inefficient identification processes in a controlled environment. Therefore, when a device is stolen, a thief can…

Cryptography and Security · Computer Science 2020-09-25 Muhammad Ahmad , Ali Kashif Bashir , Adil Mehmood Khan , Manuel Mazzara , Salvatore Distefano , Shahzad Sarfraz

Recent advances in deep learning have led various applications to unprecedented achievements, which could potentially bring higher intelligence to a broad spectrum of mobile and ubiquitous applications. Although existing studies have…

Machine Learning · Computer Science 2017-09-12 Shuochao Yao , Yiran Zhao , Huajie Shao , Aston Zhang , Chao Zhang , Shen Li , Tarek Abdelzaher

With smartphones' omnipresence in people's pockets, Machine Learning (ML) on mobile is gaining traction as devices become more powerful. With applications ranging from visual filters to voice assistants, intelligence on mobile comes in many…

Machine Learning · Computer Science 2021-09-30 Mario Almeida , Stefanos Laskaridis , Abhinav Mehrotra , Lukasz Dudziak , Ilias Leontiadis , Nicholas D. Lane

In recent years, human activity recognition has garnered considerable attention both in industrial and academic research because of the wide deployment of sensors, such as accelerometers and gyroscopes, in products such as smartphones and…

Signal Processing · Electrical Eng. & Systems 2021-03-08 Bolu Oluwalade , Sunil Neela , Judy Wawira , Tobiloba Adejumo , Saptarshi Purkayastha

Continuous, ubiquitous monitoring through wearable sensors has the potential to collect useful information about users' context. Heart rate is an important physiologic measure used in a wide variety of applications, such as fitness tracking…

Machine Learning · Computer Science 2019-12-20 Nutta Homdee , Mehdi Boukhechba , Yixue W. Feng , Natalie Kramer , John Lach , Laura E. Barnes

Previous gait phase detection as convolutional neural network (CNN) based classification task requires cumbersome manual setting of time delay or heavy overlapped sliding windows to accurately classify each phase under different test cases,…

Machine Learning · Computer Science 2022-05-11 Jien-De Sui , Wei-Han Chen , Tzyy-Yuang Shiang , Tian-Sheuan Chang

Walking while using a smartphone is becoming a major pedestrian safety concern as people may unknowingly bump into various obstacles that could lead to severe injuries. In this paper, we propose ObstacleWatch, an acoustic-based obstacle…

Human-Computer Interaction · Computer Science 2021-06-04 Zi Wang , Jie Yang

This paper presents the large and diverse dataset for development of smartphone-based pedestrian navigation algorithms. This dataset consists of about 1200 sets of inertial measurements from sensors of several smartphones. The measurements…

Systems and Control · Electrical Eng. & Systems 2019-12-20 Andrey Bayev , Ilya Gartseev , Ivan Chistyakov , Alexey Nikulin , Alexey Derevyankin , Mikhail Pikhletsky

Deep neural networks (DNN) have become increasingly utilized in brain-computer interface (BCI) technologies with the outset goal of classifying human physiological signals in computer-readable format. While our present understanding of DNN…

Neural and Evolutionary Computing · Computer Science 2023-10-13 Benjamin Cichy , Jamie Lukos , Mohammad Alam , J. Cortney Bradford , Nicholas Wymbs

Automatic fault detection is a major challenge in many sports. In race walking, referees visually judge faults according to the rules. Hence, ensuring objectivity and fairness while judging is important. To address this issue, some studies…

Computer Vision and Pattern Recognition · Computer Science 2022-08-29 Tomohiro Suzuki , Kazuya Takeda , Keisuke Fujii

A significant limitation of current smartphone-based eye-tracking algorithms is their low accuracy when applied to video-type visual stimuli, as they are typically trained on static images. Also, the increasing demand for real-time…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Nishan Gunawardena , Gough Yumu Lui , Jeewani Anupama Ginige , Bahman Javadi

Activities, such as walking and sitting, are commonly used in biomedical settings either as an outcome or covariate of interest. Researchers have traditionally relied on surveys to quantify activity levels of subjects in both research and…

Human-Computer Interaction · Computer Science 2019-04-01 Emily Huang , Jukka-Pekka Onnela

Multiple sclerosis (MS) affects the central nervous system with a wide range of symptoms. MS can, for example, cause pain, changes in mood and fatigue, and may impair a person's movement, speech and visual functions. Diagnosis of MS…

Computers and Society · Computer Science 2020-12-03 Patrick Schwab , Walter Karlen