Rafael Vieira

According to our database, Rafael Vieira authored at least 22 papers between 2014 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

Fully CMOS Boost Converter Operating at 2.65 GHz for Photovoltaic Energy Harvesting.

Pedro Mendonça dos Santos, Ricardo A. Marques Lameirinhas, Catarina P. Correia V. Bernardo, João Paulo N. Torres, António Serralheiro, Rafael Vieira, Nuno Lourenço

IEEE Access, 2025

2024

High-fidelity state transfer via quantum walks from delocalized states.

João P. Engster, Rafael Vieira, Eduardo Inacio Duzzioni, Edgard P. M. Amorim

Quantum Inf. Process., March, 2024

LUMIOS - Label using machine in organic samples - A software for dereplication, molecular docking, and combined machine and deep learning.

Rafael Vieira, Kally Alves de Sousa, Ian Castro-Gamboa

Expert Syst. Appl., 2024

A 25 nW Heartbeat Monitoring Circuit for Wearable Applications in CMOS 65nm.

Rafael Vieira, Seyedehsomayeh Hatefinasab, Ricardo Martins, Nuno Horta, Nuno Lourenço

Proceedings of the 20th International Conference on Synthesis, 2024

Ponderous: A Performance-driven Analog IC Placement Optimizer Leveraged by a ML Pipeline.

Ricardo Martins, António Gusmão, Rafael Vieira, Fábio Passos, Nuno Lourenço, Nuno Horta

Proceedings of the 20th International Conference on Synthesis, 2024

2023

CHEIC: Chemical Image Classificator. An intelligent system for identification of volatiles compounds with potential for respiratory diseases using Deep Learning.

Rafael Vieira, Kally Alves de Sousa, Givaldo Souza da Silva, Dulce Helena Siqueira Silva, Ian Castro-Gamboa

Expert Syst. Appl., December, 2023

Behavioral Analysis of Noise and Bandwidth Specifications of Heartbeat Detection Circuits for Ultra Low Power Devices.

Rafael Vieira, Fábio Passos, Ricardo Martins, Nuno Horta, Nuno Lourenço

IEEE Access, 2023

Design Space Exploration of Single-Stage OTAs towards an Ultra-Low-Power LNA for ECG Signals.

Rafael Vieira, Ricardo Martins, Nuno Horta, Nuno Lourenço

Proceedings of the 19th International Conference on Synthesis, 2023

An ANN-Based Approach to the Modelling and Simulation of Analogue Circuits.

André Amaral, António Gusmão, Rafael Vieira, Ricardo Martins, Nuno Horta, Nuno Lourenço

Proceedings of the 19th International Conference on Synthesis, 2023

2022

Architectural Design for Heartbeat Detection Circuits using Verilog-A Behavioral Modeling.

Rafael Vieira, Fábio Passos, Ricardo Povoa, Ricardo Martins, Nuno Horta, Jorge Guilherme, Nuno Lourenço

Proceedings of the 18th International Conference on Synthesis, 2022

Radiation-Hardened Bandgap Voltage and Current Reference for Space Applications with 2.38 ppm/°C Temperature Coefficient.

Nuno Lourenço, Fábio Passos, Rafael Vieira, Ricardo Martins, Nuno Horta, Jorge Guilherme, Ricardo Póvoa

Proceedings of the 18th International Conference on Synthesis, 2022

A Radiation-Hardened Frequency-Locked Loop On-Chip Oscillator with 33.6ppm/°C Stability for Space Applications.

Fábio Passos, Rafael Vieira, António Canelas, Ricardo Póvoa, Nuno Lourenço, Nuno Horta, Jorge Guilherme

Proceedings of the IEEE International Symposium on Circuits and Systems, 2022

2020

Planejamento de Redes Ópticas Elásticas por meio da solução do Max-RMSA.

Thiale Moura, Rafael Vieira, Raul C. Almeida, William Giozza, Joel Rodrigues, Karcius Day Rosario Assis

Proceedings of the XXXVIII Brazilian Symposium on Computer Networks and Distributed Systems, 2020

2019

Robust and efficient transport of two-qubit entanglement via disordered spin chains.

Rafael Vieira, Gustavo Rigolin

Quantum Inf. Process., 2019

Can Machines Learn to Detect Fake News? A Survey Focused on Social Media.

Fernando Cardoso Durier da Silva, Rafael Vieira, Ana Cristina Bicharra Garcia

Proceedings of the 52nd Hawaii International Conference on System Sciences, 2019

2018

Stock Market Price Forecasting Using a Kernel Participatory Learning Fuzzy Model.

Rafael Vieira, Leandro Maciel, Rosangela Ballini, Fernando A. C. Gomide

Proceedings of the Fuzzy Information Processing, 2018

Kernel Evolving Participatory Fuzzy Modeling for Time Series Forecasting.

Rafael Vieira, Fernando A. C. Gomide, Rosangela Ballini

Proceedings of the 2018 IEEE International Conference on Fuzzy Systems, 2018

2017

Using word semantics on entity names for correspondence set generation.

Rafael Vieira, Kate Revoredo

Proceedings of the 12th International Workshop on Ontology Matching co-located with the 16th International Semantic Web Conference (ISWC 2017), 2017

Automatic Documents Counterfeit Classification Using Image Processing and Analysis.

Rafael Vieira, Mário Antunes, Catarina Silva, Ana Assis

Proceedings of the Pattern Recognition and Image Analysis - 8th Iberian Conference, 2017

Evolving participatory learning fuzzy modeling for financial interval time series forecasting.

Leandro Maciel, Rafael Vieira, Alisson Porto, Fernando A. C. Gomide, Rosangela Ballini

Proceedings of the 2017 Evolving and Adaptive Intelligent Systems, 2017

2016

Information System for Automation of Counterfeited Documents Images Correlation.

Rafael Vieira, Catarina Silva, Mário Antunes, Ana Assis

Proceedings of the International Conference on ENTERprise Information Systems/International Conference on Project MANagement/International Conference on Health and Social Care Information Systems and Technologies, 2016

2014

On the Semantic Representation and Extraction of Complex Category Descriptors.

André Freitas, Rafael Vieira, Edward Curry, Danilo S. Carvalho, João Carlos Pereira da Silva

Proceedings of the Natural Language Processing and Information Systems, 2014