Results 21 to 30 of about 1,572,835 (188)

Ultra-Wideband Radar-Based Indoor Activity Monitoring for Elderly Care

open access: yesSensors, 2021
In this paper, we propose an unobtrusive method and architecture for monitoring a person’s presence and collecting his/her health-related parameters simultaneously in a home environment.
Matti Hämäläinen   +6 more
doaj   +1 more source

Explainable artificial intelligence for heart rate variability in ECG signal

open access: yesHealthcare Technology Letters, 2020
Electrocardiogram (ECG) signal is one of the most reliable methods to analyse the cardiovascular system. In the literature, there are different deep learning architectures proposed to detect various types of tachycardia diseases, such as atrial ...
Sanjana K.   +4 more
doaj   +1 more source

A Non-Invasive Millimetre-Wave Radar Sensor for Automated Behavioural Tracking in Precision Farming—Application to Sheep Husbandry

open access: yesSensors, 2021
The automated quantification of the behaviour of freely moving animals is increasingly needed in applied ethology. State-of-the-art approaches often require tags to identify animals, high computational power for data collection and processing, and are ...
Alexandre Dore   +9 more
doaj   +1 more source

A real time classification algorithm for EEG-based BCI driven by self-induced emotions [PDF]

open access: yes, 2015
Background and objective: The aim of this paper is to provide an efficient, parametric, general, and completely automatic real time classification method of electroencephalography (EEG) signals obtained from self-induced emotions.
IACOVIELLO, Daniela   +3 more
core   +1 more source

ECG Signal Classification Review

open access: yesIJITEE (International Journal of Information Technology and Electrical Engineering), 2021
The heart is an important part of the human body, functioning to pump blood through the circulatory system. Heartbeats generate a signal called an ECG signal. ECG signals or electrocardiogram signals are basic raw signals to identify and classify heart function based on heart rate. Its main task is to analyze each signal in the heart, whether normal or
Fikri, Muhammad Rausan   +2 more
openaire   +3 more sources

Radiometric Identification of Signals by Matched Whitening Transform

open access: yesSensors, 2021
Radiometric identification is the problem of attributing a signal to a specific source. In this work, a radiometric identification algorithm is developed using the whitening transformation.
Bijan G. Mobasseri, Amro Lulu
doaj   +1 more source

Underwater Target Signal Classification Using the Hybrid Routing Neural Network

open access: yesSensors, 2021
In signal analysis and processing, underwater target recognition (UTR) is one of the most important technologies. Simply and quickly identify target types using conventional methods in underwater acoustic conditions is quite a challenging task.
Xiao Cheng, Hao Zhang
doaj   +1 more source

Classification of ultrasonic signals [PDF]

open access: yesInternational Journal of Materials and Product Technology, 2006
In ultrasonic non-destructive testing it is very difficult to detect flaws in materials with coarse-grain structure. The ultrasonic signals measured on these materials contain echoes which are very similar to fault echoes. These echoes arise from grains which are contained in the material.
Vaclav Matz   +2 more
openaire   +1 more source

Target classification using Renyi entropy features of cyclic bispectrum

open access: yesThe Journal of Engineering, 2019
In this study, a target classification method is proposed based on a third-order cyclic statistics technique. The authors introduce cyclic bispectrum (CBS) to reveal the non-linear cyclic nature contained by the micro-Doppler signal, and it is observed ...
Cai Wang, Yan Li, Meiguo Gao
doaj   +1 more source

Heart Sound Signal Classification Algorithm: A Combination of Wavelet Scattering Transform and Twin Support Vector Machine

open access: yesIEEE Access, 2019
By classifying the heart sound signals, it can provide very favorable clinical information to the diagnosis of cardiovascular diseases. According to the characteristics of heart sound signals which are complex and difficult to classify and recognize, a ...
Jinghui Li   +5 more
doaj   +1 more source

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