Browsing by Author "Serna Higuita, Leidy Yanet"
Now showing items 1-19 of 19
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A dynamic fitting strategy for physiological models: a case study of a cardiorespiratory model for the simulation of incremental aerobic exercise
(Multidisciplinary Digital Publishing Institute (MDPI), 2024-04-11)
Article
Open AccessUsing mathematical models of physiological systems in medicine has allowed for the development of diagnostic, treatment, and medical educational tools. However, their complexity restricts, in most cases, their application ... -
A novel strategy to fit and validate physiological models: a case study of acardiorespiratory model for simulation of incremental aerobic exercise
(2023-03-01)
Article
Open AccessApplying complex mathematical models of physiological systems is challenging due to the large number of parameters. Identifying these parameters through experimentation is difficult, and although procedures for fitting and ... -
A synchronization system for the analysis of biomedical signals recorded with different devices from mechanically ventilated patients
(Institute of Electrical and Electronics Engineers (IEEE), 2012)
Conference lecture
Restricted access - publisher's policyConducting research associated with mechanically ventilated patients often requires the recording of several biomedical signals to dispose of multiple sources of information to perform a robust analysis. This is especially ... -
AML-DECODER: advanced machine learning for HD-sEMG signal classification—decoding lateral epicondylitis in forearm muscles
(2024-10-10)
Article
Open AccessBackground: Innovative algorithms for wearable devices and garments are critical for diagnosing and monitoring disease (such as lateral epicondylitis (LE)) progression. LE affects individuals across various professions and ... -
An improved dynamic model for the respiratory response to exercise
(2018-02-07)
Article
Open AccessRespiratory system modeling has been extensively studied in steady-state conditions to simulate sleep disorders, to predict its behavior under ventilatory diseases or stimuli and to simulate its interaction with mechanical ... -
An integrated mathematical model of the cardiovascular and respiratory response to exercise: Model-building and comparison with reported models
(2021-04-01)
Article
Open AccessThe use of physiological models in medicine allows the evaluation of new hypotheses, development of diagnosis and clinical treatment applications, and development of training and medical education tools, as well as medical ... -
Comparison of computational cost and prediction error of cardiorespiratory models for exercise simulation
(2018)
Conference report
Restricted access - publisher's policyThe modeling and simulation of the cardiorespiratory system has allowed a better understanding of the physiological system behavior to different stimuli and pathologies. Among its main applications stands out the computational ... -
Computational tool for modeling and simulation of mechanically ventilated patients
(2010)
Conference lecture
Restricted access - publisher's policyThe mechanical ventilator se ttings in patients with respiratory diseases like chronic obstr ructive pulmonary disease (COPD) during episodes of acute r respiratory failure (ARF) is not a simple task that in most cases is ... -
EEG connectivity patterns in response to gaming and learning-based cognitive stimulations in Rett syndrome
(Elsevier, 2024-07)
Article
Open AccessBackground: Functional connectivity is scarcely studied in Rett syndrome (RTT). Explorations revealed associations between RTT's clinical, genetic profiles, and coherence measures, highlighting an unexplored frontier in ... -
High-density surface electromyography signals during isometric contractions of elbow muscles of healthy humans
(Nature, 2020-12)
Article
Open AccessThis paper presents a dataset of high-density surface EMG signals (HD-sEMG) designed to study patterns of sEMG spatial distribution over upper limb muscles during voluntary isometric contractions. Twelve healthy subjects ... -
Individualized time windows enhance TMS-EEG signal characterization and improve assessment of cortical function in schizophrenia
(2024-07-06)
Article
Open AccessTranscranial magnetic stimulation and electroencephalography (TMS-EEG) recordings are crucial to directly assess cortical excitability and inhibition in a non-invasive and task-free manner. TMS-EEG signals are characterized ... -
Influence of the number of trials on evoked motor cortical activity in EEG recordings
(2022-08-26)
Article
Open AccessObjective. Improvements in electroencephalography enable the study of the localization of active brain regions during motor tasks. Movement-related cortical potentials (MRCPs), and event-related desynchronization (ERD) and ... -
Modelado dinámico del sistema respiratorio ante incrementos de demanda ventilatoria, enfermedades pulmonares y ventilación mecánica asistida
(Universitat Politècnica de Catalunya, 2017-09-04)
Doctoral thesis
Open AccessRespiratory diseases remain one of the leading causes of death and illness in Europe and worldwide. One of the most important is Chronic Obstructive Pulmonary Disease (COPD) associated mainly with chronic bronchitis and ... -
Novel Modeling of Work of Breathing for Its Optimization During Increased Respiratory Efforts
(2016-09-01)
Article
Open AccessThe respiratory control system is one of the most complex physiological systems, whose controller has been extensively modeled based on the criterion of minimizing work of breathing (WOB). However, cost functions and their ... -
Optimization techniques in respiratory control system models
(2016-11-01)
Article
Open AccessOne of the most complex physiological systems whose modeling is still an open study is the respiratory control system where different models have been proposed based on the criterion of minimizing the work of breathing ... -
Reliable and accurate information extraction from surface electromyographic signals
(Institute of Physics (IOP), 2020-08)
Part of book or chapter of book
Restricted access - publisher's policyThe electrical activity generated in contracting muscles is measured using electromyographic (EMG) signals. By placing an array of electrodes on the surface of the skin, surface EMG (sEMG) signals are recorded non-invasively. ... -
Repetitive active and passive cognitive stimulations induce EEG changes in patients with Rett syndrome
(Springer, 2024-07-16)
Article
Open AccessBackground: Despite being considered a rare disease, Rett syndrome is a leading cause of profound cognitive impairment in females. This study explores game-based cognitive stimulation to enhance attention during learning ... -
Spinal cord injury patients exhibit changes in motor-related activity and topographic distribution
(2023)
Conference report
Open AccessSpinal Cord Injury (SCI) is a common disease that usually limits the patient’s independence by affecting their motor function. SCI patients usually present neuroplasticity, which allows brain signals transmission through ... -
Web applications for teaching the respiratory system: content validation
(Multidisciplinary Digital Publishing Institute, 2022-04-24)
Article
Open AccessThe subject of respiratory mechanics has complex characteristics, functions, and interactions that can be difficult to understand in training and medical education contexts. As such, education strategies based on computational ...
