English
Related papers

Related papers: Towards an IMU-based Pen Online Handwriting Recogn…

200 papers

Inertial measurement units (IMUs), which provide high-frequency linear acceleration and angular velocity measurements, serve as fundamental sensing modalities in robotic systems. Recent advances in deep neural networks have led to…

Robotics · Computer Science 2026-03-09 Jiwon Choi , Hogyun Kim , Geonmo Yang , Juhui Lee , Younggun Cho

Online handwriting recognition using inertial measurement units opens up handwriting on paper as input for digital devices. Doing it on edge hardware improves privacy and lowers latency, but entails memory constraints. To address this, we…

Computer Vision and Pattern Recognition · Computer Science 2026-02-12 Jindong Li , Dario Zanca , Vincent Christlein , Tim Hamann , Jens Barth , Peter Kämpf , Björn Eskofier

In this paper, an efficient Offline Hand Written Character Recognition algorithm is proposed based on Associative Memory Net (AMN). The AMN used in this work is basically auto associative. The implementation is carried out completely in 'C'…

Neural and Evolutionary Computing · Computer Science 2013-06-20 Tirtharaj Dash

Robust and accurate six degree-of-freedom tracking on portable devices remains a challenging problem, especially on small hand-held devices such as smartphones. For improved robustness and accuracy, complementary movement information from…

Computer Vision and Pattern Recognition · Computer Science 2020-06-25 Lassi Meronen , William J. Wilkinson , Arno Solin

For many applications, analyzing the uncertainty of a machine learning model is indispensable. While research of uncertainty quantification (UQ) techniques is very advanced for computer vision applications, UQ methods for spatio-temporal…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Andreas Klaß , Sven M. Lorenz , Martin W. Lauer-Schmaltz , David Rügamer , Bernd Bischl , Christopher Mutschler , Felix Ott

The handwritten text recognition problem is widely studied by the researchers of computer vision community due to its scope of improvement and applicability to daily lives, It is a sub-domain of pattern recognition. Due to advancement of…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Lalita Kumari , Sukhdeep Singh , VVS Rathore , Anuj Sharma

We analyze theoretically the sensitivity of accelerometry and rotation sensing with a point source interferometer employing large momentum transfer (LMT) and present a design of an inertial measurement unit (IMU) that can measure rotation…

Quantum Physics · Physics 2024-06-19 Jinyang Li , Timothy Kovachy , Jason Bonacum , Selim M. Shahriar

Accurately estimating vehicle velocity via smartphone is critical for mobile navigation and transportation. This paper introduces a cutting-edge framework for velocity estimation that incorporates temporal learning models, utilizing…

Robotics · Computer Science 2025-05-27 Xuan Xiao , Xiaotong Ren , Haitao Li

Handwriting recognition technology allows recognizing a written text from a given data. The recognition task can target letters, symbols, or words, and the input data can be a digital image or recorded by various sensors. A wide range of…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Hilda Azimi , Steven Chang , Jonathan Gold , Koray Karabina

Always-on spoken language interfaces, e.g. personal digital assistants, rely on a wake word to start processing spoken input. We present novel methods to train a hybrid DNN/HMM wake word detection system from partially labeled training…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-30 Yiming Wang , Hang Lv , Daniel Povey , Lei Xie , Sanjeev Khudanpur

State-of-the-art methods for handwriting recognition are based on Long Short Term Memory (LSTM) recurrent neural networks (RNN), which now provides very impressive character recognition performance. The character recognition is generally…

Computer Vision and Pattern Recognition · Computer Science 2017-09-26 Bruno Stuner , Clément Chatelain , Thierry Paquet

In this work we propose a solution to the UbiComp 2021 Challenge by Stabilo in which handwritten mathematical terms are supposed to be automatically classified based on time series sensor data captured on the DigiPen. The input data set…

Machine Learning · Computer Science 2021-09-14 Lukas Wegmeth , Alexander Hoelzemann , Kristof Van Laerhoven

This paper proposes a novel data-driven approach for inertial navigation, which learns to estimate trajectories of natural human motions just from an inertial measurement unit (IMU) in every smartphone. The key observation is that human…

Computer Vision and Pattern Recognition · Computer Science 2018-01-03 Hang Yan , Qi Shan , Yasutaka Furukawa

Due to the scarcity of labeled sensor data in HAR, prior research has turned to video data to synthesize Inertial Measurement Units (IMU) data, capitalizing on its rich activity annotations. However, generating IMU data from videos presents…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Vitor Fortes Rey , Lala Shakti Swarup Ray , Xia Qingxin , Kaishun Wu , Paul Lukowicz

Despite the advent of deep learning in computer vision, the general handwriting recognition problem is far from solved. Most existing approaches focus on handwriting datasets that have clearly written text and carefully segmented labels. In…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Hai Pham , Amrith Setlur , Saket Dingliwal , Tzu-Hsiang Lin , Barnabas Poczos , Kang Huang , Zhuo Li , Jae Lim , Collin McCormack , Tam Vu

Hand washing is a crucial part of personal hygiene. Hand washing detection is a relevant topic for wearable sensing with applications in the medical and professional fields. Hand washing detection can be used to aid workers in complying…

Human-Computer Interaction · Computer Science 2025-05-28 Robin Burchard , Kristof Van Laerhoven

Employing an inertial measurement unit (IMU) as an additional sensor can dramatically improve both reliability and accuracy of visual/Lidar odometry (VO/LO). Different IMU integration models are introduced using different assumptions on the…

Robotics · Computer Science 2019-12-03 John Henawy , Zhengguo Li , Wei Yun Yau , Gerald Seet , Kong Wah Wan

In this paper we study the recognition of handwritten characters from data captured by a novel wearable electro-textile sensor panel. The data is collected sequentially, such that we record both the stroke order and the resulting bitmap. We…

Computer Vision and Pattern Recognition · Computer Science 2020-08-07 Leevi Raivio , Han He , Johanna Virkki , Heikki Huttunen

A handwritten word recognition system comes with issues such as lack of large and diverse datasets. It is necessary to resolve such issues since millions of official documents can be digitized by training deep learning models using a large…

Computer Vision and Pattern Recognition · Computer Science 2023-03-15 Mst Shapna Akter , Hossain Shahriar , Alfredo Cuzzocrea , Nova Ahmed , Carson Leung

The miniaturization of inertial measurement units (IMUs) facilitates their widespread use in a growing number of application domains. Orientation estimation is a prerequisite for most further data processing steps in inertial motion…

Systems and Control · Electrical Eng. & Systems 2022-10-28 Daniel Laidig , Thomas Seel