Results 21 to 30 of about 1,601,810 (338)

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

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

Anomalous pattern based clustering of mental tasks with subject independent learning – some preliminary results [PDF]

open access: yes, 2012
In this paper we describe a new method for EEG signal classification in which the classification of one subject’s EEG signals is based on features learnt from another subject.
Amorim, Renato   +2 more
core   +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

Thresholding Wavelet Networks for Signal Classification [PDF]

open access: yesInternational Journal of Wavelets, Multiresolution and Information Processing, 2003
This paper reports a new signal classification tool, a modified wavelet network called Thresholding Wavelet Networks (TWN). The network is designed for the purposes of classifying signals. The philosophy of the technique is that often the difference between signals may not lie in the spectral or temporal region where the signal strength is high ...
Pah, Nemuel Daniel, Kumar, Dinesh Kant
openaire   +3 more sources

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

Broadband angle of arrival estimation methods in a polynomial matrix decomposition framework [PDF]

open access: yes, 2013
A large family of broadband angle of arrival estimation algorithms are based on the coherent signal subspace (CSS) method, whereby focussing matrices appropriately align covariance matrices across narrowband frequency bins.
Alrmah, Mohamed   +4 more
core   +1 more source

Classification of the Heart Auscultation Signals

open access: yesProceedings of the International Conference on Health Informatics, 2015
Listening to the internal body sounds (auscultation) is one of the oldest techniques in medicine to diagnose heart and lung diseases. The digital heart auscultation signals are obtained with digital electronic stethoscope and can be processed automatically to obtain some coarse indications about the heart or lung condition.
Primoz Kocuvan, Drago Torkar
openaire   +1 more source

Classification of EEG Signals in Depressed Patients

open access: yesBalkan Journal of Electrical and Computer Engineering, 2020
Electroencephalography (EEG) are electrical signals that occur in every activity of the brain. Investigation of normal and abnormal changes that take place in the human brain using EEG signals is a widely used method in recent years. The World Health Organization (WHO) states that one of the most important health problems in today's society is ...
Server Göksel ERALDEMİR   +5 more
openaire   +4 more sources

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