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Brynjar Karlsson

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Aðsetur

  • A323
  • Sólborg
Rannsóknagátt - Brynjar Karlsson 

Almennar upplýsingar

Útgefið efni

2021
Performance comparison of coupling-evaluation methods in discriminating between pregnancy and labor EHG signals
CCA-EMD method applied to denoise monopolar sEMG recordings
2019
Uterine muscle networks: Connectivity analysis of the ehg during pregnancy and labor
2016
Fentanyl in a pectin gel treating breakthrough pain in vertebral compression fracture due to multiple myeloma: A descriptive study of three cases
2015
Detecting labor using graph theory on connectivity matrices of uterine EMG
2015
Dynamic behavior of uterine contractions: an approach based on source localization and multiscale modeling
2015
Effect of filtering on the classification rate of nonlinear analysis methods applied to uterine EMG signals
2015
The Icelandic 16-electrode electrohysterogram database
2014
Comparing three devices for jump height measurement in a heterogeneous group of subjects
2014
Ehg source localization using signals from a uterus electrophysiological model
2014
Estimation of coupling and directionality between signals applied to physiological uterine EMG model and real EHG signals
2014
Performance analysis of four nonlinearity analysis methods using a model with variable complexity and application to uterine EMG signals
2014
Pregnancy monitoring
Etude de l’analyse spatiale des signaux EMG utérin par
Détection automatique du mixage de modes dans la décomposition modale empirique par la détection de non stationnarité: Application à la sélection des IMF dintér̂et ou au débruitage
2014
Selection algorithm for parameters to characterize uterine EHG signals for the detection of preterm labor
2013
A multiscale model of the electrohysterogram the BioModUE-PTL project
2013
Bivariate piecewise stationary segmentation; improved pre-treatment for synchronization measures used on non-stationary biological signals
2013
Comparison of methods for evaluating signal synchronization and direction: Application to uterine EMG signals
2013
Effect of decimation on the classification rate of non-linear analysis methods applied to uterine EMG signals
2013
Nonlinear estimation of coupling and directionality between signals: Application to uterine EMG propagation
2013
Patterns of electrical activity synchronization in the pregnant rat uterus
2013
Windowed multivariate autoregressive model improving classification of labor vs. pregnancy contractions
2012
Better pregnancy monitoring using nonlinear correlation analysis of external uterine electromyography
Etude de l’analyse spatiale des signaux EMG utérin par la corrélation non-linéaire
2012
Improved detection of nonlinearity in nonstationary signals by piecewise stationary segmentation
2012
Quantitative performance analysis of four methods of evaluating signal nonlinearity: application to uterine EMG signals
2011
Automatic detection of mode mixing in empirical mode decomposition using non-stationarity detection: application to selecting IMFs of interest and denoising
2011
Classification performance of the frequency-related parameters derived from uterine EMG signals
2011
Combination of canonical correlation analysis and empirical mode decomposition applied to denoising the labor electrohysterogram
2011
Comparison between approximate entropy, correntropy and time reversibility: Application to uterine electromyogram signals
2010
Application de la coherence d'ondelette a la detection de synchronisation de l'activite electrique uterine a terme
2010
Application of wavelet coherence to the detection of uterine electrical activity synchronization in labor
2010
Coherence and phase relationship analysis of the two main frequency components of EHG, as observed by complex wavelet transform
2010
Denoising electrohysterogram via empirical mode decomposition
2010
Evolution of phase synchronization of the two frequency components of the electrohysterogram (EHG): application to the detection of human labor
2010
Improving the classification rate of labor vs. normal pregnancy contractions by using EHG multichannel recordings
2010
Interactions between uterine EMG at different sites investigated using wavelet analysis: comparison of pregnancy and labor contractions
2010
Nonlinearity of EHG signals used to distinguish active labor from normal pregnancy contractions
2010
Research Article Synchronization between EMG at Different Uterine Locations Investigated Using Time-Frequency Ridge Reconstruction: Comparison of Pregnancy and Labor Contractions
Analyse spatiale de l’activité électrique utérine: Une augmentation de la propagation avec les semaines de grossesse
Application de l'effet Doppler ultrasonore à l'investigation des mouvements fœtaux-Développement d'un appareil bi-capteurs et d'un système d'analyse des mesures
2010
Synchronization between EMG at Different Uterine Locations Investigated Using Time-Frequency Ridge Reconstruction: Comparison of Pregnancy and Labor Contractions
2010
Synchronization between EMG at different uterine locations investigated using time-frequency ridge reconstruction: comparison of pregnancy and labor contractions
2010
Uterine electromyogram database and processing function interface: An open standard analysis platform for electrohysterogram signals
2010
Wavelet phase synchronization between EHGs at different uterine sites: comparison of pregnancy and labor contractions
2009
Nonlinearity testing in the case of non Gaussian surrogates, applied to improving analysis of synchronicity in uterine contraction
2009
Sources of bias in synchronization measures and how to minimize their effects on the estimation of synchronicity: application to the uterine electromyogram
2009
Spatial analysis of uterine EMG signals: evidence of increased in synchronization with term
2008
EHG Computing Engine
2008
Study of the relationships between electrical and mechanical activities in the pregnant monkey's uterus
2008
Use of piecewise stationary segmentation as a pre-treatment for synchronization measures
2007
Abdominal EHG on a 4 by 4 grid: mapping and presenting the propagation of uterine contractions
2007
Evaluation of adaptive filtering methods on a 16 electrode electrohysterogram recorded externally in labor
2007
Spectral characterization of human EHG frequency components based on the extraction and reconstruction of the ridges in the scalogram
2000
Effects of fetal and maternal breathing on the ultrasonic Doppler signal due to fetal heart movement
2000
THE DopFet SYSTEM: A NEW ULTRASONIC DOPPLER SYSTEM FOR MONITORING AND CHARACTERIZATION OF FETAL MOVEMENT
2000
The DopFet system: a new ultrasonic Doppler system for monitoring and characterization of fetal movement
2000
Using modified fetal monitor and signal processing to detect fetal breathing movement
1998
An in vivo method for measuring the mechanical properties of the skin using ultrasound
1998
Distance of foetal movement measured using the analytical signal derived from non-directional Doppler sound
1998
The details of fetal movement observed by analysis of the phase of a one-dimensional doppler signal
1997
Impact of fetal activity and hemodynamic monitoring in appreciation of fetal behaviour
1997
Lateral resonances in 1--3 piezoelectric periodic composite: Modeling and experimental results
1997
Modeling and experimental results
1996
Application de l'effet Doppler ultrasonore à l'investigation des mouvements foetaux: développement et validation d'un appareil bi-capteurs et d'un système d'analyse des mesures
1996
Highly attenuative rubber modified epoxy for ultrasonic transducer backing applications
1996
Miniature sensor for Doppler ultrasound Fetal Heart Rate monitoring. Increased patient comfort and ergonomy in use
1996
Statistical limitations of the effective density based on the K-distributioñ echography$\backslash$
1995
Development of a broad-band ultrasonic transducer for high temperature applications
1994
ANALOG ULTRASOUND TOMOGRAPHY-ACOUSTOOPTICAL RECONSTRUCTION USING ULTRASOUND DATA
1994
L'échotomographie analogique. Etude de la reconstruction acousto-optique à partir de données échographiques
Time-varying multivariate autoregressive model applied to labor detection