Tópico 70

Palavras

signal ( 2180 )
analysi ( 812 )
frequenc ( 800 )
eeg ( 727 )
ecg ( 678 )
subject ( 648 )
record ( 593 )
detect ( 440 )
obtain ( 407 )
normal ( 398 )
power ( 381 )
wavelet ( 350 )
seri ( 328 )
spectral ( 327 )
paramet ( 317 )
featur ( 311 )
differ ( 308 )
techniqu ( 301 )
entropi ( 297 )
phase ( 283 )
channel ( 264 )
extract ( 263 )
transform ( 257 )
healthi ( 257 )
time ( 244 )
domain ( 219 )
peak ( 215 )
averag ( 214 )
nonlinear ( 209 )
heart ( 186 )
decomposit ( 182 )
spectrum ( 174 )
cardiac ( 174 )
linear ( 173 )
amplitud ( 159 )
acquir ( 158 )
coeffici ( 154 )
separ ( 153 )
interv ( 150 )
discrimin ( 124 )
physiolog ( 118 )
brain ( 118 )
distinguish ( 115 )
noninvas ( 112 )
respiratori ( 111 )
base ( 111 )
shown ( 104 )
modul ( 101 )
automat ( 97 )
compon ( 97 )
abnorm ( 93 )
quantifi ( 90 )
correl ( 89 )
order ( 83 )
ratio ( 83 )
character ( 81 )
movement ( 73 )
artifact ( 71 )
mode ( 66 )
suitabl ( 60 )
pattern ( 56 )
calcul ( 43 )
window ( 42 )
morpholog ( 41 )
coupl ( 40 )
presenc ( 39 )
discret ( 34 )
identif ( 33 )
cross ( 32 )
empir ( 31 )
preprocess ( 27 )
larg ( 26 )
index ( 25 )
four ( 22 )
investig ( 20 )
longterm ( 20 )
dimens ( 19 )
thus ( 18 )
reflect ( 18 )
contrast ( 18 )
embed ( 15 )
condit ( 15 )
degre ( 15 )
mathemat ( 13 )
stabl ( 11 )
therefor ( 11 )
intend ( 11 )
moreov ( 10 )
fast ( 10 )
via ( 9 )
employ ( 9 )
influenc ( 9 )
accord ( 9 )
therapeut ( 8 )
women ( 8 )
modifi ( 8 )
need ( 8 )
least ( 8 )
applic ( 8 )
patient ( 7 )

Resumos

Methods Inf Med - Classification of sleep stages using multi-wavelet time frequency entropy and LDA. ( 53 )
J Clin Monit Comput - Impaired cerebrovascular reactivity after acute traumatic brain injury can be detected by wavelet phase coherence analysis of the intracranial and arterial blood pressure signals. ( 46 )
Comput. Biol. Med. - Detection of artifacts from high energy bursts in neonatal EEG. ( 43 )
Comput Methods Programs Biomed - Linear and nonlinear analysis of normal and CAD-affected heart rate signals. ( 42 )
Methods Inf Med - Long-term correlations and complexity analysis of the heart rate variability signal during sleep. Comparing normal and pathologic subjects. ( 41 )
Comput. Biol. Med. - Computational method for high resolution spectral analysis of fractionated atrial electrograms. ( 40 )
Comput. Biol. Med. - Binary symbolic dynamics classifies heart rate variability patterns linked to autonomic modulations. ( 39 )
J Clin Monit Comput - A quantitative EEG method for detecting post clamp changes during carotid endarterectomy. ( 39 )
Methods Inf Med - Automatic heart rate normalization for accurate energy expenditure estimation. An analysis of activities of daily living and heart rate features. ( 39 )
Comput Methods Programs Biomed - Like/dislike analysis using EEG: determination of most discriminative channels and frequencies. ( 38 )
J Med Syst - Analysis of repetitive flash stimulation frequencies and record periods to detect migraine using artificial neural network. ( 36 )
Comput Methods Programs Biomed - Automatic sleep staging using empirical mode decomposition, discrete wavelet transform, time-domain, and nonlinear dynamics features of heart rate variability signals. ( 35 )
Comput Math Methods Med - Higher-order spectrum in understanding nonlinearity in EEG rhythms. ( 34 )
Comput. Biol. Med. - ECG signal enhancement using S-Transform. ( 34 )
Comput Methods Programs Biomed - An R-peak detection method that uses an SVD filter and a search back system. ( 34 )
J Biomed Inform - A general framework for time series data mining based on event analysis: application to the medical domains of electroencephalography and stabilometry. ( 33 )
J Clin Monit Comput - Respiratory change in ECG-wave amplitude is a reliable parameter to estimate intravascular volume status. ( 33 )
Artif Intell Med - Automatic sleep scoring: a search for an optimal combination of measures. ( 32 )
Artif Intell Med - Electrocardiogram analysis using a combination of statistical, geometric, and nonlinear heart rate variability features. ( 31 )
IEEE J Biomed Health Inform - EEG activity during movement planning encodes upcoming peak speed and acceleration and improves the accuracy in predicting hand kinematics. ( 31 )
Artif Intell Med - Brain-computer interface analysis of a dynamic visuo-motor task. ( 30 )
Artif Intell Med - Kernel machines for epilepsy diagnosis via EEG signal classification: a comparative study. ( 29 )
Comput Methods Programs Biomed - Determination of ECoG information flow activity based on Granger causality and Hilbert transformation. ( 29 )
J Clin Monit Comput - Non-stationarity of EEG during wakefulness and anaesthesia: advantages of EEG permutation entropy monitoring. ( 29 )
Comput Math Methods Med - Probabilistic source separation for robust fetal electrocardiography. ( 28 )
Comput Methods Programs Biomed - Classifying depression patients and normal subjects using machine learning techniques and nonlinear features from EEG signal. ( 28 )
Int J Neural Syst - Detection of driving fatigue by using noncontact EMG and ECG signals measurement system. ( 28 )
Int J Neural Syst - Application of empirical mode decomposition (emd) for automated detection of epilepsy using EEG signals. ( 28 )
J Med Syst - Analysis of spike waves in epilepsy using Hilbert-Huang transform. ( 28 )
IEEE J Biomed Health Inform - Single Trial Visual Evoked Potential Extraction using Partial Least Squares-based Approach. ( 27 )
Methods Inf Med - Linear and nonlinear analysis of base lung sound in extrinsic allergic alveolitis patients in comparison to healthy subjects. ( 27 )
Comput Methods Programs Biomed - Epileptic seizure classification in EEG signals using second-order difference plot of intrinsic mode functions. ( 26 )
Comput Methods Programs Biomed - Averaging in vitro cardiac field potential recordings obtained with microelectrode arrays. ( 26 )
Int J Comput Assist Radiol Surg - Automated palpation for breast tissue discrimination based on viscoelastic biomechanical properties. ( 26 )
Int J Neural Syst - Application of higher order cumulant features for cardiac health diagnosis using ECG signals. ( 26 )
J Clin Monit Comput - Identification of apnea during respiratory monitoring using support vector machine classifier: a pilot study. ( 26 )
J Clin Monit Comput - Intraoperative MRI electrical noise and monitor ECG filters affect arrhythmia detection and identification. ( 26 )
J Med Syst - Design and development of a heart rate variability analyzer. ( 26 )
Med Biol Eng Comput - Classification of surface electromyographic signals by means of multifractal singularity spectrum. ( 26 )
Methods Inf Med - Prediction of countershock success in patients using the autoregressive spectral estimation. ( 26 )
Comput Math Methods Med - Spectral asymmetry and Higuchi's fractal dimension measures of depression electroencephalogram. ( 25 )
Comput Math Methods Med - Evaluation of EEG features in decoding individual finger movements from one hand. ( 25 )
Comput Math Methods Med - The analysis of surface EMG signals with the wavelet-based correlation dimension method. ( 25 )
Comput Methods Programs Biomed - Automatic moment segmentation and peak detection analysis of heart sound pattern via short-time modified Hilbert transform. ( 25 )
Comput Math Methods Med - A wavelet transform based method to determine depth of anesthesia to prevent awareness during general anesthesia. ( 25 )
Comput. Biol. Med. - Current methods in electrocardiogram characterization. ( 25 )
IEEE J Biomed Health Inform - Automatic Identification of Artifact-related Independent Components for Artifact Removal in EEG Recordings. ( 25 )
IEEE J Biomed Health Inform - Sleep and wake classification with actigraphy and respiratory effort using dynamic warping. ( 25 )
IEEE J Biomed Health Inform - Model based Estimation of Aortic and Mitral valves Opening and Closing Timings in Developing Human Fetuses. ( 25 )
J Clin Monit Comput - Classification of sleep apnea types using wavelet packet analysis of short-term ECG signals. ( 25 )
Comput Methods Programs Biomed - Automatic quality assessment and peak identification of auditory brainstem responses with fitted parametric peaks. ( 24 )
Comput Methods Programs Biomed - Biomedical time series clustering based on non-negative sparse coding and probabilistic topic model. ( 24 )
Comput. Biol. Med. - Automatic classification of infant sleep based on instantaneous frequencies in a single-channel EEG signal. ( 24 )
Comput. Biol. Med. - Improved wavelet entropy calculation with window functions and its preliminary application to study intracranial pressure. ( 24 )
J Clin Monit Comput - The effect of skin incision on the electroencephalogram during general anesthesia maintained with propofol or desflurane. ( 24 )
Med Biol Eng Comput - Directional dual-tree complex wavelet packet transforms for processing quadrature signals. ( 24 )
J Med Syst - The quantification of the QT-RR interaction in ECG signal using the detrended fluctuationanalysis and ARARX modelling. ( 24 )
Med Biol Eng Comput - Heart rate variability and nonlinear dynamic analysis in patients with stress-induced cardiomyopathy. ( 24 )
Comput Methods Programs Biomed - Automated sleep stage identification system based on time-frequency analysis of a single EEG channel and random forest classifier. ( 23 )
Comput Methods Programs Biomed - Analysis of normal and epileptic seizure EEG signals using empirical mode decomposition. ( 23 )
Comput Methods Programs Biomed - Enhancement of low sampling frequency recordings for ECG biometric matching using interpolation. ( 23 )
Comput. Biol. Med. - A novel electrocardiogram parameterization algorithm and its application in myocardial infarction detection. ( 23 )
Comput. Biol. Med. - Research of fetal ECG extraction using wavelet analysis and adaptive filtering. ( 23 )
Med Biol Eng Comput - Denoising performance of modified dual-tree complex wavelet transform for processing quadrature embolic Doppler signals. ( 23 )
Comput Math Methods Med - An automated optimal engagement and attention detection system using electrocardiogram. ( 22 )
Comput Math Methods Med - Bayesian assessment of newborn brain maturity from two-channel sleep electroencephalograms. ( 22 )
Artif Intell Med - Comparative study of approximate entropy and sample entropy robustness to spikes. ( 22 )
BMC Med Inform Decis Mak - Non-linear dynamical signal characterization for prediction of defibrillation success through machine learning. ( 22 )
Comput. Biol. Med. - Prediction of pharmacologically induced baroreflex sensitivity from local time and frequency domain indices of R-R interval and systolic blood pressure signals obtained during deep breathing. ( 22 )
Comput. Biol. Med. - Empirical mode decomposition based ECG enhancement and QRS detection. ( 22 )
J Clin Monit Comput - Cardiac output assessed by non-invasive monitoring is associated with ECG changes in children with critical asthma. ( 22 )
Med Biol Eng Comput - Characteristics of the swallowing sounds recorded in the ear, nose and on trachea. ( 22 )
Med Biol Eng Comput - Reconstruction of gastric slow wave from finger photoplethysmographic signal using radial basis function neural network. ( 22 )
Med Biol Eng Comput - Cross-correlation of EEG frequency bands and heart rate variability for sleep apnoea classification. ( 22 )
J Med Syst - A pilot study on image analysis techniques for extracting early uterine cervix cancer cell features. ( 22 )
Comput Math Methods Med - Transfer function analysis of respiratory and cardiac pulsations in human brain observed on dynamic magnetic resonance images. ( 21 )
Comput Methods Programs Biomed - A usability evaluation of medical software at an expert conference setting. ( 21 )
Comput Methods Programs Biomed - Prediction of paroxysmal atrial fibrillation based on non-linear analysis and spectrum and bispectrum features of the heart rate variability signal. ( 21 )
Comput. Biol. Med. - Wavelet-based denoising method for real phonocardiography signal recorded by mobile devices in noisy environment. ( 21 )
IEEE J Biomed Health Inform - Wearable, wireless EEG solutions in daily life applications: what are we missing? ( 21 )
IEEE J Biomed Health Inform - A low-complexity ECG feature extraction algorithm for mobile healthcare applications. ( 21 )
J Med Syst - Control of sevoflurane anesthetic agent via neural network using electroencephalogram signals during anesthesia. ( 21 )
J Clin Monit Comput - Influence of age and gender on autonomic regulation of heart. ( 21 )
J Clin Monit Comput - Impact of central hypovolemia on photoplethysmographic waveform parameters in healthy volunteers part 2: frequency domain analysis. ( 21 )
J Clin Monit Comput - Morphological analysis of peripheral arterial signals in Takayasu's arteritis. ( 21 )
Comput Methods Programs Biomed - Epileptic seizure detection in EEGs signals using a fast weighted horizontal visibility algorithm. ( 20 )
Comput Methods Programs Biomed - Effect of missing RR-interval data on nonlinear heart rate variability analysis. ( 20 )
Comput. Biol. Med. - Quantification of the acute effect of a low dose of red wine by nonlinear measures of RR and QT interval series in healthy subjects. ( 20 )
Comput. Biol. Med. - The dominant morphology of fractionated atrial electrograms has greater temporal stability in persistent as compared with paroxysmal atrial fibrillation. ( 20 )
Artif Intell Med - Channel selection and classification of electroencephalogram signals: an artificial neural network and genetic algorithm-based approach. ( 20 )
Comput. Biol. Med. - Estimating cognitive workload using wavelet entropy-based features during an arithmetic task. ( 20 )
IEEE Trans Image Process - Stable and Robust Sampling Strategies for Compressive Imaging. ( 20 )
IEEE J Biomed Health Inform - Multichannel EEG compression: wavelet-based image and volumetric coding approach. ( 20 )
Int J Health Geogr - Hyperspectral hybrid method classification for detecting altered mucosa of the human larynx. ( 20 )
J Med Syst - A biomedical system based on artificial neural network and principal component analysis for diagnosis of the heart valve diseases. ( 20 )
J Med Syst - Determining the appropriate amount of anesthetic gas using DWT and EMD combined with neural network. ( 20 )
Med Biol Eng Comput - Comparison of real beat-to-beat signals with commercially available 4?Hz sampling on the evaluation of foetal heart rate variability. ( 20 )
Med Biol Eng Comput - Modeling the relationship between Higuchi's fractal dimension and Fourier spectra of physiological signals. ( 20 )
J Med Syst - Epileptic seizure detection using probability distribution based on equal frequency discretization. ( 20 )
Med Biol Eng Comput - Predicting termination of paroxysmal atrial fibrillation using empirical mode decomposition of the atrial activity and statistical features of the heart rate variability. ( 20 )