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Particle density fluctuations in the scrape-off layer of magnetically confined plasmas, as measured by gas-puff imaging or Langmuir probes, are modeled as the realization of a stochastic process in which a superposition of pulses with a…

等离子体物理 · 物理学 2015-01-07 Ralph Kube , Odd Erik Garcia

Seismocardiographic (SCG) signals are chest surface vibrations induced by cardiac activity. These signals may offer a method for diagnosing and monitoring heart function. Successful classification of SCG signals in health and disease…

信号处理 · 电气工程与系统科学 2018-03-06 Amirtaha Taebi , Hansen A Mansy

Hand gesture recognition using radar often relies on computationally expensive fast Fourier transforms. This paper proposes an alternative approach that bypasses fast Fourier transforms using resonate-and-fire neurons. These neurons…

信号处理 · 电气工程与系统科学 2024-06-03 Ahmed Shaaban , Zeineb Chaabouni , Maximilian Strobel , Wolfgang Furtner , Robert Weigel , Fabian Lurz

Self-touch gestures (e.g., nuanced facial touches and subtle finger scratches) provide rich insights into human behaviors, from hygiene practices to health monitoring. However, existing approaches fall short in detecting such micro gestures…

人机交互 · 计算机科学 2026-02-25 Siyuan Wang , Ke Li , Jingyuan Huang , Jike Wang , Cheng Zhang , Alanson Sample , Dongyao Chen

Researchers have been developing Hand Gesture Recognition (HGR) systems to enhance natural, efficient, and authentic human-computer interaction, especially benefiting those who rely solely on hand gestures for communication. Despite…

计算机视觉与模式识别 · 计算机科学 2024-09-12 Jungpil Shin , Abu Saleh Musa Miah , Md. Humaun Kabir , Md. Abdur Rahim , Abdullah Al Shiam

Dynamic textures exist in various forms, e.g., fire, smoke, and traffic jams, but recognizing dynamic texture is challenging due to the complex temporal variations. In this paper, we present a novel approach stemmed from slow feature…

计算机视觉与模式识别 · 计算机科学 2017-06-12 Jie Miao , Xiangmin Xu , Xiaofen Xing , Dacheng Tao

Among all biometric, dorsal hand vein pattern is attracting the attention of researchers, of late. Extensive research is being carried out on various techniques in the hope of finding an efficient one which can be applied on dorsal hand…

计算机视觉与模式识别 · 计算机科学 2010-01-13 Maleika Heenaye Mamode Khan , Naushad Ali Mamode Khan

The main purpose of this research is to move the robotic arm (5DoF) in real-time, based on the surface Electromyography (sEMG) signals, as obtained from the wireless Myo gesture armband to distinguish seven hand movements. The sEMG signals…

信号处理 · 电气工程与系统科学 2018-10-24 Hussein F. Hassan , Sadiq J. Abou-Loukh , Ibraheem Kasim Ibraheem

Robustness against temporal variations is important for emotion recognition from speech audio, since emotion is ex-pressed through complex spectral patterns that can exhibit significant local dilation and compression on the time axis…

音频与语音处理 · 电气工程与系统科学 2020-03-10 Eric Guizzo , Tillman Weyde , Jack Barnett Leveson

Recent results in coupled or temporal graphical models offer schemes for estimating the relationship structure between features when the data come from related (but distinct) longitudinal sources. A novel application of these ideas is for…

机器学习 · 统计学 2017-11-22 Ronak Mehta , Hyunwoo J. Kim , Shulei Wang , Sterling C. Johnson , Ming Yuan , Vikas Singh

A simple model of MNIST handwritten digit recognition is presented here. The model is an adaptation of a previous theory of face recognition. It realizes translation and rotation invariance in a principled way instead of being based on…

计算机视觉与模式识别 · 计算机科学 2018-07-26 Sagnik Majumder , C. von der Malsburg , Aashish Richhariya , Surekha Bhanot

This paper focuses on recognizing dialed numbers in a touch-tone telephone system based on the Dual Tone MultiFrequency (DTMF) signaling technique with analysis of stochastic aspects during the noise and random duration of characters. Each…

信号处理 · 电气工程与系统科学 2024-03-26 Liqiang Yu , Chen Li , Bo Liu , Chang Che

Multivariate time series (MTS) arise when multiple interconnected sensors record data over time. Dealing with this high-dimensional data is challenging for every classifier for at least two aspects: First, an MTS is not only characterized…

机器学习 · 计算机科学 2018-08-20 Patrick Schäfer , Ulf Leser

Seizure onset detection in electroencephalography (EEG) signals is a challenging task due to the non-stereotyped seizure activities as well as their stochastic and non-stationary characteristics in nature. Joint spectral-temporal features…

信号处理 · 电气工程与系统科学 2022-02-15 Xucun Yan , Dongping Yang , Zihuai Lin , Branka Vucetic

The purpose of this paper is to describe one-shot-learning gesture recognition systems developed on the \textit{ChaLearn Gesture Dataset}. We use RGB and depth images and combine appearance (Histograms of Oriented Gradients) and motion…

计算机视觉与模式识别 · 计算机科学 2014-02-18 Jakub Konečný , Michal Hagara

The paper presents a novel technique called "Structural Crossing-Over" to synthesize qualified data for training machine learning-based handwriting recognition. The proposed technique can provide a greater variety of patterns of training…

计算机视觉与模式识别 · 计算机科学 2014-12-19 Sirisak Visessenee , Sanparith Marukatat , Rachada Kongkachandra

We develop Few-Shot Learning models trained to recognize five or ten different dynamic hand gestures, respectively, which are arbitrarily interchangeable by providing the model with one, two, or five examples per hand gesture. All models…

计算机视觉与模式识别 · 计算机科学 2022-12-19 Niels Schlüsener , Michael Bücker

This paper presents a novel approach for ultra-range gesture recognition, addressing Human-Robot Interaction (HRI) challenges over extended distances. By leveraging human gestures in video data, we propose the Temporal-Spatiotemporal Fusion…

机器人学 · 计算机科学 2024-08-01 Eran Bamani Beeri , Eden Nissinman , Avishai Sintov

Currently, spatiotemporal features are embraced by most deep learning approaches for human action detection in videos, however, they neglect the important features in frequency domain. In this work, we propose an end-to-end network that…

计算机视觉与模式识别 · 计算机科学 2021-03-09 Changhai Li , Huawei Chen , Jingqing Lu , Yang Huang , Yingying Liu

Our research investigates vibrotactile perception in four prosthetic hands with distinct kinematics and mechanical characteristics. We found that rigid and simple socket-based prosthetic devices can transmit tactile information and…

机器人学 · 计算机科学 2024-08-23 Alessia Silvia Ivani , Manuel G. Catalano , Giorgio Grioli , Matteo Bianchi , Yon Visell , Antonio Bicchi