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Showing 1-20 of 113 results
  1. The utility of combining continuous wavelet transform analysis and high-density voltage map in predicting the long-term outcomes after ablation of persistent atrial fibrillation

    Background

    Continuous wavelet transform (CWT) analysis is a frequency analysis to detect areas of stable high-frequent activity (stable pseudo...

    Koji Higuchi, Shinsuke Iwai, ... Tetsuo Sasano in Journal of Interventional Cardiac Electrophysiology
    Article 11 August 2022
  2. Optimal Scale-Invariant Wavelet Representation and Filtering of Human Otoacoustic Emissions

    Otoacoustic emissions (OAEs) are generated in the cochlea and recorded in the ear canal either as a time domain waveform or as a collection of...

    Article Open access 24 May 2024
  3. Continuous wavelet transform analysis of ERG in patients with diabetic retinopathy

    Purpose

    Diabetic retinopathy (DR) is one of the leading causes of blindness worldwide. Non-proliferative diabetic retinopathy (NPDR) is a stage of the...

    Hamid Ahmadieh, Soroor Behbahani, Sare Safi in Documenta Ophthalmologica
    Article 23 November 2020
  4. Deep learning based fetal distress detection from time frequency representation of cardiotocogram signal using Morse wavelet: research study

    Background

    Clinically cardiotocography is a technique which is used to monitor and evaluate the level of fetal distress. Even though, CTG is the most...

    Yared Daniel Daydulo, Bheema Lingaiah Thamineni, ... Genet Tadese Aboye in BMC Medical Informatics and Decision Making
    Article Open access 14 December 2022
  5. Automatic wavelet-based assessment of behavioral sleep using multichannel electrocorticography in rats

    Purpose

    During the last decade, the reported prevalence of sleep-disordered breathing in adults has been rapidly increasing. Therefore, automatic...

    Anastasiya Runnova, Maksim Zhuravlev, ... Evgenia Sitnikova in Sleep and Breathing
    Article 25 March 2021
  6. Use of the energy waveform electrocardiogram to detect subclinical left ventricular dysfunction in patients with type 2 diabetes mellitus

    Background

    Recent guidelines propose N-terminal pro-B-type natriuretic peptide (NT-proBNP) for recognition of asymptomatic left ventricular (LV)...

    Cheng Hwee Soh, Alex G. C. de Sá, ... Thomas H. Marwick in Cardiovascular Diabetology
    Article Open access 06 March 2024
  7. Dynamic tracking of microvascular hemoglobin content for continuous perfusion monitoring in the intensive care unit: pilot feasibility study

    Purpose: There is a need for bedside methods to monitor oxygen delivery in the microcirculation. Near-infrared spectroscopy commonly measures tissue...

    Asher A. Mendelson, Ajay Rajaram, ... Christopher G. Ellis in Journal of Clinical Monitoring and Computing
    Article 26 October 2020
  8. A combination of 3-D discrete wavelet transform and 3-D local binary pattern for classification of mild cognitive impairment

    Background

    The detection of Alzheimer’s Disease (AD) in its formative stages, especially in Mild Cognitive Impairments (MCI), has the potential of...

    Harsh Bhasin, Ramesh Kumar Agrawal in BMC Medical Informatics and Decision Making
    Article Open access 21 February 2020
  9. Approaches for Assessing Circadian Rest-Activity Patterns Using Actigraphy in Cohort and Population-Based Studies

    Purpose of Review

    To review methods for analyzing circadian rest-activity patterns using actigraphy and to discuss their applications in large cohort...

    Chenlu Gao, Shahab Haghayegh, ... Peng Li in Current Sleep Medicine Reports
    Article Open access 31 October 2023
  10. New criteria for evaluation of electroretinogram in patients with retinitis pigmentosa

    Background

    Electroretinogram (ERG) plays an essential role in the diagnosis of retinal disease. Choosing appropriate methods could extract valuable...

    Hamideh Sabbaghi, Soroor Behbahani, ... Hamid Ahmadieh in Documenta Ophthalmologica
    Article 30 June 2021
  11. Long-term effects of climate factors on dengue fever over a 40-year period

    Background

    Dengue fever stands as one of the most extensively disseminated mosquito-borne infectious diseases worldwide. While numerous studies have...

    Chengdong Xu, **gyi Xu, Li Wang in BMC Public Health
    Article Open access 30 May 2024
  12. An automated detection of epileptic seizures EEG using CNN classifier based on feature fusion with high accuracy

    Background

    Epilepsy is a neurological disorder that is usually detected by electroencephalogram (EEG) signals. Since manual examination of epilepsy...

    Wenna Chen, Yixing Wang, ... **ghua Li in BMC Medical Informatics and Decision Making
    Article Open access 22 May 2023
  13. A “one-size-fits-most” walking recognition method for smartphones, smartwatches, and wearable accelerometers

    The ubiquity of personal digital devices offers unprecedented opportunities to study human behavior. Current state-of-the-art methods quantify...

    Marcin Straczkiewicz, Emily J. Huang, Jukka-Pekka Onnela in npj Digital Medicine
    Article Open access 23 February 2023
  14. A systematic review of machine learning based thyroid tumor characterisation using ultrasonographic images

    Ultrasonography is widely used to screen thyroid tumors because it is safe, easy to use, and low-cost. However, it is simultaneously affected by...

    Niranjan Yadav, Rajeshwar Dass, Jitendra Virmani in Journal of Ultrasound
    Article 27 March 2024
  15. Real-Time Analysis of the Log Files of the HeartWare Continuous-Flow Left Ventricular Assist Device for the Early Diagnosis of Pump Thrombosis: a Step Forward Toward Clinical Translation

    We evaluated the real-time diagnostic capability of a new tool enhancing early diagnosis of pump thrombosis (PT) of the HeartWare left ventricular...

    Filippo Consolo, Federico Pappalardo in Journal of Cardiovascular Translational Research
    Article 19 July 2021
  16. Cardiac arrhythmia detection using deep learning approach and time frequency representation of ECG signals

    Background

    Cardiac arrhythmia is a cardiovascular disorder characterized by disturbances in the heartbeat caused by electrical conduction anomalies in...

    Yared Daniel Daydulo, Bheema Lingaiah Thamineni, Ahmed Ali Dawud in BMC Medical Informatics and Decision Making
    Article Open access 19 October 2023
  17. Common multi-day rhythms in smartphone behavior

    The idea that abnormal human activities follow multi-day rhythms is found in ancient beliefs on the moon to modern clinical observations in epilepsy...

    Enea Ceolini, Arko Ghosh in npj Digital Medicine
    Article Open access 23 March 2023
  18. The correlation between three teleconnections and leptospirosis incidence in the Kandy District, Sri Lanka, 2004–2019

    Background

    Leptospirosis is a bacterial zoonosis. Leptospirosis incidence (LI) in Sri Lanka is high. Infected animals excrete leptospires into the...

    N. D. B. Ehelepola, Kusalika Ariyaratne, ... H. M. Arjuna Thilakarathna in Tropical Medicine and Health
    Article Open access 26 May 2021
  19. Automated extraction of the arterial input function from brain images for parametric PET studies

    Background

    Accurate measurement of the arterial input function (AIF) is crucial for parametric PET studies, but the AIF is commonly derived from...

    Hamed Moradi, Rajat Vashistha, ... David Reutens in EJNMMI Research
    Article Open access 01 April 2024
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