English
Related papers

Related papers: Dictionary Attack on IMU-based Gait Authentication

200 papers

One of the primary challenges in the field of human activity recognition (HAR) is the lack of large labeled datasets. This hinders the development of robust and generalizable models. Recently, cross modality transfer approaches have been…

Computer Vision and Pattern Recognition · Computer Science 2024-02-05 Zikang Leng , Amitrajit Bhattacharjee , Hrudhai Rajasekhar , Lizhe Zhang , Elizabeth Bruda , Hyeokhyen Kwon , Thomas Plötz

Gait is a popular biometric pattern used for identifying people based on their way of walking. Traditionally, gait recognition approaches based on deep learning are trained using the whole training dataset. In fact, if new data (classes,…

Computer Vision and Pattern Recognition · Computer Science 2020-09-01 Zihao Mu , Francisco M. Castro , Manuel J. Marin-Jimenez , Nicolas Guil , Yan-ran Li , Shiqi Yu

In this paper, we propose a novel gait recognition method based on a bag-of-words feature representation method. The algorithm is trained, tested and evaluated on a unique human gait data consisting of 93 individuals who walked with…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Nasrin Bayat , Elham Rastegari , Qifeng Li

The flexibility and range of motion in human hands play a crucial role in human interaction with the environment and have been studied across different fields. Researchers explored various technological solutions for gathering information…

Hardware Architecture · Computer Science 2024-01-25 Alessandro Carfì , Mohamad Alameh , Valerio Belcamino , Fulvio Mastrogiovanni

Backdoor attacks are an insidious security threat against machine learning models. Adversaries can manipulate the predictions of compromised models by inserting triggers into the training phase. Various backdoor attacks have been devised…

Computation and Language · Computer Science 2023-05-29 Xuanli He , Jun Wang , Benjamin Rubinstein , Trevor Cohn

Stride length estimation using inertial measurement unit (IMU) sensors is getting popular recently as one representative gait parameter for health care and sports training. The traditional estimation method requires some explicit…

Machine Learning · Computer Science 2022-05-09 Jien-De Sui , Tian-Sheuan Chang

This project presents the development of a gait recognition system using Tiny Machine Learning (Tiny ML) and Inertial Measurement Unit (IMU) sensors. The system leverages the XIAO-nRF52840 Sense microcontroller and the LSM6DS3 IMU sensor to…

Machine Learning · Computer Science 2025-07-25 Jiahang Zhang , Mingtong Chen , Zhengbao Yang

Running offers substantial health benefits, but improper gait patterns can lead to injuries, particularly without expert feedback. While prior gait analysis systems based on cameras, insoles, or body-mounted sensors have demonstrated…

Signal Processing · Electrical Eng. & Systems 2026-04-22 Tianheng Ling , Chao Qian , Peter Zdankin , Torben Weis , Gregor Schiele

Here, we present IDNet, a user authentication framework from smartphone-acquired motion signals. Its goal is to recognize a target user from their way of walking, using the accelerometer and gyroscope (inertial) signals provided by a…

Computer Vision and Pattern Recognition · Computer Science 2018-09-21 Matteo Gadaleta , Michele Rossi

Pedestrian tracking has long been considered an important problem, especially in security applications. Previously,many approaches have been proposed with various types of sensors. One popular method is Pedestrian Dead Reckoning(PDR) [1]…

Computer Vision and Pattern Recognition · Computer Science 2020-06-23 Mahdi Elhousni , Xinming Huang

Active authentication is the problem of continuously verifying the identity of a person based on behavioral aspects of their interaction with a computing device. In this study, we collect and analyze behavioral biometrics data from…

Cryptography and Security · Computer Science 2016-11-15 Lex Fridman , Steven Weber , Rachel Greenstadt , Moshe Kam

In recent years, text generation tools utilizing Artificial Intelligence (AI) have occasionally been misused across various domains, such as generating student reports or creative writings. This issue prompts plagiarism detection services…

Computation and Language · Computer Science 2025-04-14 Ahmed K. Kadhim , Lei Jiao , Rishad Shafik , Ole-Christoffer Granmo

Human gait is a widely used biometric trait for user identification and recognition. Given the wide-spreading, steady diffusion of ear-worn wearables (Earables) as the new frontier of wearable devices, we investigate the feasibility of…

Human-Computer Interaction · Computer Science 2021-08-30 Andrea Ferlini , Dong Ma , Robert Harle , Cecilia Mascolo

Gait recognition is emerging as a promising technology and an innovative field within computer vision, with a wide range of applications in remote human identification. However, existing methods typically rely on complex architectures to…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Zhengxian Wu , Chuanrui Zhang , Shenao Jiang , Hangrui Xu , Zirui Liao , Luyuan Zhang , Huaqiu Li , Peng Jiao , Haoqian Wang

The utilization of large foundational models has a dilemma: while fine-tuning downstream tasks from them holds promise for making use of the well-generalized knowledge in practical applications, their open accessibility also poses threats…

Machine Learning · Computer Science 2025-04-22 Song Xia , Wenhan Yang , Yi Yu , Xun Lin , Henghui Ding , Ling-Yu Duan , Xudong Jiang

Gait based biometric aims to discriminate among people by the way or manner they walk. It represents a biometric at distance which has many advantages over other biometric modalities. State-of-the-art methods require a limited cooperation…

Computer Vision and Pattern Recognition · Computer Science 2019-04-04 Imad Rida

Gait patterns play a critical role in human identification and healthcare analytics, yet current progress remains constrained by small, narrowly designed models that fail to scale or generalize. Building a unified gait foundation model…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Dingqiang Ye , Chao Fan , Kartik Narayan , Bingzhe Wu , Chengwen Luo , Jianqiang Li , Vishal M. Patel

In this paper, we show that by using inertial sensor data generated by a smart ring, worn on the finger, the user can be authenticated when making mobile payments or when knocking on a door (for access control). The proposed system can be…

Cryptography and Security · Computer Science 2023-01-11 Jack Sturgess , Simon Birnbach , Simon Eberz , Ivan Martinovic

Gesture-based authentication has emerged as a non-intrusive, effective means of authenticating users on mobile devices. Typically, such authentication techniques have relied on classical machine learning techniques, but recently, deep…

Cryptography and Security · Computer Science 2021-10-28 Elliu Huang , Fabio Di Troia , Mark Stamp

Modern inertial measurements units (IMUs) are small, cheap, energy efficient, and widely employed in smart devices and mobile robots. Exploiting inertial data for accurate and reliable pedestrian navigation supports is a key component for…

Robotics · Computer Science 2020-01-14 Changhao Chen , Peijun Zhao , Chris Xiaoxuan Lu , Wei Wang , Andrew Markham , Niki Trigoni