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Heartbeat Classification Using MLP and Random Forest Techniques
This work aims at presenting a method for heartbeat classification based on multi-layer perceptron (MLP) and random forest (RF) techniques applied...
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Qualitative and Quantitative Analysis of Bulk-Fill Composite Resin Restorations Using Optical Coherence Tomography
The optical coherence tomography (OCT) allows the imaging of soft and hard tissues at real time with high resolution. Although studies that use OCT...
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Differential Event-Related Spectral Perturbation for Left and Right Elbow Movement for Applications in a Brain-Computer Interface
In the present study, we seek to investigate how the sequence of neuronal events that include stimulus identification, motor planning, and movement...
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A Comparison of Classifiers for Epileptic Seizure Prediction Based on Heart Rate Variability
Epilepsy is a neurological disorder characterized by recurrent seizures due to abnormal discharges in cortical networks of the brain. A seizure...
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Wavelet Coherence Corticomuscular Analysis During Tasks Involved in Object Manipulation
The assessment of corticomuscular connectivity allows the study of brain and muscle connections that exist in a motor movement when an action is...
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Methods for Beam Hardening Artifacts Reduction in CT
Computed tomography is widely used for disease detection. On many occasions, image quality is affected due to the effect of hardening the X-ray beam,...
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2D Time-Difference Electrical Impedance Tomography Image Reconstruction in a Head Model with Regularization by Denoising
Time-Difference Electrical Impedance Tomography (TDEIT) is an imaging technique to visualize resistivity changes over time in a region of interest....
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Evaluation of Classifiers for the Identification of Multiple Sclerosis Lesions in Neural MRI Scans with Attributes Extracted from Pre-trained Neural Networks
About 2.8 million people worldwide have multiple sclerosis, and around 250,000 new cases are diagnosed annually. This disease damages the myelin...
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Assessing the Weighted Adaptive Filtering to Attenuate Eye-Blink Artefact by Means of Simulation for Brain-Computer Interface Application
In Brain-Computer Interface (BCI) systems, the signal acquisition of brain’s electrical activity, when non-invasive, is usually made with the...
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Photobiomodulation in the Treatment of Bovine Subclinical Mastitis
Mastitis is among the most common, impacting and challenging disease in the dairy industry. Mainly in view of the various disadvantages of...
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Synthesis of Graphene Oxide for Solar Cell Applications
Chapter 3 provides a comprehensive exploration of the synthesis of graphene oxide (GO), a critical precursor for graphene-based materials in solar...
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Synthesis of Graphene Quantum Dots for Photovoltaics
Chapter 6 introduces a novel stepwise method for synthesizing graphene quantum dots (GQDs) using a combination of strong acids and hydrogen peroxide...
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From Graphene Oxide to Reduced Graphene Oxide
Develo** a novel two-step reduction method to synthesize reduced graphene oxide (RGO) can improve the electrical conductivity and tune the work...
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Development of an Intelligent System for Detection of Chronic Stress from Biological Signal Processing
Our objective in this work was to develop an intelligent system able to perform an automated detection of chronic stress, based on biological signals...
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Synthesis and Internalization of MCHC-Chlorin Photosensitizers on Trichophyton Rubrum- A Preliminary Study
It appears that there is widespread difficulty in treating onychomycosis. Fungi are difficult to eradicate and the very dense keratin that...
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Assessment of AlexNet for Oral Epithelial Dysplasia Classification
The progression of potentially malignant lesions into oral squamous cell carcinoma (OSCC) is assessed based on the dysplasia grading, in which...
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Proposal of a Computerized System Based on Gametherapy to Reduce Postural Sway
For balance training, one of the methods used is gametherapy, which consists in the use of games for a better motivation of the patients. Thus, the...
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Design, Simulation and Analysis of a MATLAB/Simulink Based Delay-and-Sum Beamforming Model for Ultrasound Imaging
In ultrasound research, an important subject is the quality of image assessment. Despite a myriad of technological solutions, qualitative and...
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Determination of Optical Properties of Skin Tissues Using Spatial Domain Frequency Imaging and Random Forests
The evaluation of optical properties of biological tissues has been pointed as an important tool for detection and diagnosis of tissue alterations....
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Histopathological Analysis of Fine-Needle Aspiration Biopsies of Thyroid Nodules Using Explainable Convolutional Neural Networks
Thyroid Cancer is a disease in which abnormal cells grow uncontrollably in the gland with the potential to invade other organs. Every year, almost...