Results 51 to 60 of about 2,495 (187)

Novel modeling of task versus rest brain state predictability using a dynamic time warping spectrum: comparisons and contrasts with other standard measures of brain dynamics [PDF]

open access: yes, 2016
Dynamic time warping, or DTW, is a powerful and domain-general sequence alignment method for computing a similarity measure. Such dynamic programming-based techniques like DTW are now the backbone and driver of most bioinformatics methods and discoveries.
Dinov, M   +5 more
core   +2 more sources

Unobtrusive Detection of Simulated Orthostatic Hypotension and Supine Hypertension Using Ballistocardiogram and Electrocardiogram of Healthy Adults

open access: yesIEEE Journal of Translational Engineering in Health and Medicine, 2018
Effective management of neurogenic orthostatic hypotension and supine hypertension (SH-OH) due autonomic failure requires a frequent and timely adjustment of medication throughout the day to maintain the blood pressure (BP) within the normal range, i.e.,
Isaac S. Chang   +4 more
doaj   +1 more source

BioInsights: Extracting personal data from "Still" wearable motion sensors [PDF]

open access: yes, 2015
During recent years a large variety of wearable devices have become commercially available. As these devices are in close contact with the body, they have the potential to capture sensitive and unexpected personal data even when the wearer is not moving.
Hernandez Rivera, Javier   +2 more
core   +1 more source

Motion Artifact Detection and Reduction in Bed-Based Ballistocardiogram

open access: yesIEEE Access, 2019
Non-intrusive sleep monitoring is critical for certain populations such as severely disabled autistic children. Nocturnal disturbance analysis is an important diagnostic tool for assessing sleep issues.
Alaleh Alivar   +6 more
doaj   +1 more source

Heart Beat Characterization from Ballistocardiogram Signals using Extended Functions of Multiple Instances

open access: yes, 2016
A multiple instance learning (MIL) method, extended Function of Multiple Instances ($e$FUMI), is applied to ballistocardiogram (BCG) signals produced by a hydraulic bed sensor.
Jiao, Changzhe   +4 more
core   +1 more source

Monitoring of hemodynamic changes depending on the physical load - case study [PDF]

open access: yes, 2015
The paper presents partial results of the research: Changes of Hemodynamics Indicated through Noninvasive Laboratory Method of Recording of Cardiovascular System in Dependence on Physical Strain during Studies of Students of Physical Education.
Milova, Jana
core   +2 more sources

Ballistocardiogram measurement and noise reduction by using the blind source separation

open access: yesMechanical Engineering Journal
Ballistocardiogram (BCG) is the repetitive body movements related to cardiac cycle. By using non-invasive sensor embedded in a car seat, the sensor reads the vibration caused by the BCG as minute voltage at any time while driving, making it possible to ...
Nobuaki MOTOFUSA   +5 more
doaj   +1 more source

Neural Dynamics of Phonological Processing in the Dorsal Auditory Stream [PDF]

open access: yes, 2013
Neuroanatomical models hypothesize a role for the dorsal auditory pathway in phonological processing as a feedforward efferent system (Davis and Johnsrude, 2007; Rauschecker and Scott, 2009; Hickok et al., 2011).
Beardsley, Scott A.   +4 more
core   +2 more sources

Sleep Stage Estimation from Bed Leg Ballistocardiogram Sensors

open access: yesSensors, 2020
Ballistocardiogram (BCG) is a graphical representation of the subtle oscillations in body movements caused by cardiovascular activity. Although BCGs cause less burden to the user, electrocardiograms (ECGs) are still commonly used in the clinical scene ...
Yasue Mitsukura   +4 more
doaj   +1 more source

Assessing the severity of sleep apnea syndrome based on ballistocardiogram. [PDF]

open access: yesPLoS ONE, 2017
BACKGROUND:Sleep Apnea Syndrome (SAS) is a common sleep-related breathing disorder, which affects about 4-7% males and 2-4% females all around the world.
Zhu Wang   +5 more
doaj   +1 more source

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