Publications by authors named "Daniel Welfer"

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A Comprehensive Survey on Intrusion Detection Systems for Healthcare 5.0: Concepts, Challenges, and Practical Applications.
Lucas P Siqueira, Cassio L Batista, Pedro H Lui, Juliano F Kazienko, Silvio E Quincozes, Daniel Welfer

Sensors (Basel)· October 2025

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An Improved Approach for Semantic Segmentation of Fundus Lesions using R2U-Net.
Alejandro Pereira, Carlos Santos, Marilton Aguiar, Daniel Welfer, Marcelo Dias

Annu Int Conf IEEE Eng Med Biol Soc· July 2024

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A New Approach for Detecting Fundus Lesions Using Image Processing and Deep Neural Network Architecture Based on YOLO Model.
Carlos Santos, Marilton Aguiar, Daniel Welfer, Bruno Belloni

Sensors (Basel)· August 2022

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Detection of Fundus Lesions through a Convolutional Neural Network in Patients with Diabetic Retinopathy.
Carlos Santos, Marilton Sanchotene de Aguiar, Daniel Welfer, Bruno Monteiro Belloni

Annu Int Conf IEEE Eng Med Biol Soc· November 2021

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A Mathematical Morphology-Based Filter for Noise Reduction and Detail Preservation in Low-Dose Dental CT Images.
Rômulo Marconato Stringhini, Daniel Welfer, Marcos Cordeiro d'Ornellas, Daniel Fernando Tello Gamarra

Stud Health Technol Inform· August 2019

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Use of Flowchart for Automation of Clinical Protocols in mHealth.
Karine Nóra Dias, Daniel Welfer, Marcos Cordeiro d'Ornellas, Carlos Jesus Pereira Haygert, Gustavo Nogara Dotto

Stud Health Technol Inform· June 2018

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Locally Adaptive Operators for Red Lesions Detection in Eye Fundus Images.
Luiza Dri Bagesteiro, Daniel Welfer, Marcos Cordeiro d'Ornellas, Juliano F Kazienko, Carlos Jesus Pereira Haygert

Stud Health Technol Inform· June 2018

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Automatic Identification of Glaucoma Using Deep Learning Methods.
Allan Cerentini, Daniel Welfer, Marcos Cordeiro d'Ornellas, Carlos Jesus Pereira Haygert, Gustavo Nogara Dotto

Stud Health Technol Inform· June 2018

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CTdBem - A New Protocol for Ultra Low Radiation Dose MDCT.
Carlos Jesus Pereira Haygert, Marcos Cordeiro d'Ornellas, Daniel Welfer, Rubens Martins Bastos, Gustavo Nogara Dotto

Stud Health Technol Inform· June 2018

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Fovea center detection based on the retina anatomy and mathematical morphology.
Daniel Welfer, Jacob Scharcanski, Diane Ruschel Marinho

Comput Methods Programs Biomed· December 2011

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A coarse-to-fine strategy for automatically detecting exudates in color eye fundus images.
Daniel Welfer, Jacob Scharcanski, Diane Ruschel Marinho

Comput Med Imaging Graph· April 2010

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Segmentation of the optic disk in color eye fundus images using an adaptive morphological approach.
Daniel Welfer, Jacob Scharcanski, Cleyson M Kitamura, Melissa M Dal Pizzol, Laura W B Ludwig

Comput Biol Med· February 2010

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A morphological approach for the fovea location in color fundus images.
Daniel Welfer, Jacob Scharcanski, Diane Ruschel Marinho

Stud Health Technol Inform· June 2009

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