Didier Augusto Vega Oliveros

en-US pt-BR es-LA

Publications

Accepted for publication

Recent publications (2022–2026)

2026 · journal
XNet: Enhancing Physical Activity Intensity Assessment With Attentional Multidomain Fusion and Visual Analytics
MENDOZA, A.; SILVA, E. PUJÓLLI DA; Didier Augusto Vega Oliveros; SOUZA, T. FROTA DE; Aurea Soriano-Vargas; UCHIDA, M.; ROCHA, A.
IEEE Transactions on Cybernetics
2026 · conference
Multi-Variety Domain Adaptation for Bidirectional Aymara?Spanish Neural Machine Translation.
NINA, MARIELA M.; Evangelos E. Milios; Didier Augusto Vega Oliveros
XXXVI Brazilian Conference on Intelligent Systems (BRACIS 2026)
2026 · journal
Leveraging Smartwatch-Based Accelerometry to Assess Functional Capacity in Older Adults
DE LUCENA, ERICK GUILHERME PEIXOTO; ITO, RAFAEL CLARO; LOPES, ROBSON FELIPE TOSTA; TESSUTTI, VITOR; Didier Augusto Vega Oliveros; SORIANO-VARGAS, AUREA; VON ZUBEN, FERNANDO JOSÉ; ROCHA, ANDERSON; UCHIDA, MARCO CARLOS
Phys Occup Ther Geri
2026 · conference
Efficient Fine-Tuning Methods for Portuguese Question Answering: A Comparative Study of PEFT on BERTimbau and Exploratory Evaluation of Generative LLMs
NINA, MARIELA M.; Caio Veloso Costa; BERTON, LILIAN; Didier Augusto Vega Oliveros
17th International Conference on Computational Processing of Portuguese (PROPOR 2026)
2026 · conference
Beyond Retrieval: Bidirectional Neuro-Symbolic Validation for Reliable Graph-RAG
Leonardo Arazo de Oliveira ARAÚJO; Didier Augusto Vega Oliveros
SYMPOSIUM ON KNOWLEDGE DISCOVERY, MINING AND LEARNING (KDMILE), 14
2025 · conference
WBT-BGRL: A Non-Contrastive Weighted Bipartite Link Prediction Model for Inductive Learning
HUARAYO QUISPE, JOEL FRANK; BERTON, LILIAN; Didier Augusto Vega Oliveros
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · conference
Towards Intelligent Dietary Monitoring: Deep Learning Techniques for Alimentary Activity Detection
RIVEROS, E.; Didier Augusto Vega Oliveros; Aurea Soriano-Vargas; ROCHA, A.
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · journal
Time-series visual representations for sleep stages classification
PADOVANI EDERLI, REBECA; Didier Augusto Vega Oliveros; SORIANO-VARGAS, AUREA; ROCHA, ANDERSON; DIAS, ZANONI
PLoS One
2025 · conference
Reducing Dependence on Labeled Data: A Self-Supervised Fine-Tuning Approach for Low-Resource Language Models
Gian Franco Luna; Didier Augusto Vega Oliveros; Marcelo da Silva Reis
XXXV Brazilian Conference on Intelligent Systems (BRACIS 2025)
2025 · conference
Maximizing Model Adaptation for Low-Resource Languages: A Progressive Unfreezing Strategy for Spanish-Aymara Translation
NINA, MARIELA M.; Didier Augusto Vega Oliveros
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · conference
Knowledge-Infused Temporal GNNs for Proactive Rabies Hotspot Detection in Data-Sparse Regions
CONDORI-LUNA, GIAN FRANCO; Didier Augusto Vega Oliveros; NEYRA, RICARDO CASTILLO
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · conference
Enhancing Industrial Data Access with Text-to-SQL using Portuguese LLMs and LangGraph
FREITAS, CHRISTIAN; Didier Augusto Vega Oliveros; BERTON, LILIAN
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · journal
Commercial wrist-worn wearable devices for older adults: a scoping review
DE LUCENA, ERICK GUILHERME PEIXOTO; DE OLIVEIRA, JOSÉ IGOR VASCONCELOS; SORIANO-VARGAS, AUREA; Didier Augusto Vega Oliveros; ROCHA, ANDERSON; UCHIDA, MARCO CARLOS
Disability And Rehabilitation-Assistive Technology
2024 · conference
Enhancing Auto-ML with Missing Value Imputation: A Case Study with TPOT2 Library and Industry 4.0
QUISPE, JOEL FRANK HUARAYO; Didier Augusto Vega Oliveros; BERTON, LILIAN
Encontro Nacional de Inteligência Artificial e Computacional
2023 · conference
Sleep-Wake Classification using Recurrence Plots from Smartwatch Accelerometer Data
Rebeca Padovani Ederli; Didier Augusto Vega Oliveros; Aurea Soriano-Vargas; ROCHA, ANDERSON; Zanoni Dias
Latin America Conference on Computational Intelligence
2023 · journal
Real-world-events data sifting through ultra-small labeled datasets and graph fusion
Didier Augusto Vega Oliveros; NASCIMENTO, JOSÉ; LAVI, BAHRAM; ROCHA, ANDERSON
APPLIED SOFT COMPUTING
2023 · journal
Measuring Spatiotemporal Civil War Dimensions Using Community-Based Dynamic Network Representation (CoDNet)
Didier Augusto Vega Oliveros; KOREN, ORE
IEEE TRANSACTIONS ON COMPUTATIONAL SOCIAL SYSTEMS
2023 · conference
Graph-based semi-supervised classification for similar wildfire dynamics
BERTON, LILIAN; OLIVEIRA, PEDRO; Didier Augusto Vega Oliveros
SAC '23: 38th ACM/SIGAPP Symposium on Applied Computing
2023 · conference
Analysis of active semi-supervised learning
BERTON, LILIAN; MITSUISHI, FELIPE; Didier Augusto Vega Oliveros
SAC '23: 38th ACM/SIGAPP Symposium on Applied Computing
2022 · journal
Link Prediction Based on Stochastic Information Diffusion
Didier Augusto Vega Oliveros; ZHAO, LIANG; ROCHA, ANDERSON; BERTON, LILIAN
IEEE Transactions on Neural Networks and Learning Systems
2022 · conference
Explainable Fact-Checking Through Question Answering
YANG, JING; Didier Augusto Vega Oliveros; SEIBT, TAIS; ROCHA, ANDERSON
ICASSP 2022 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
2022 · journal
Automatização no fact-checking: pensando a prática de verificação a partir de agrupamentos semânticos de frases verificadas pelo Projeto Comprova
SEIBT, Taís; Didier Augusto Vega Oliveros; ROCHA, ANDERSON
REVISTA FRONTEIRAS (ONLINE)
Show all publications (59)

Complete publication list

2026 · journal
XNet: Enhancing Physical Activity Intensity Assessment With Attentional Multidomain Fusion and Visual Analytics
MENDOZA, A.; SILVA, E. PUJÓLLI DA; Didier Augusto Vega Oliveros; SOUZA, T. FROTA DE; Aurea Soriano-Vargas; UCHIDA, M.; ROCHA, A.
IEEE Transactions on Cybernetics
2026 · conference
Multi-Variety Domain Adaptation for Bidirectional Aymara?Spanish Neural Machine Translation.
NINA, MARIELA M.; Evangelos E. Milios; Didier Augusto Vega Oliveros
XXXVI Brazilian Conference on Intelligent Systems (BRACIS 2026)
2026 · journal
Leveraging Smartwatch-Based Accelerometry to Assess Functional Capacity in Older Adults
DE LUCENA, ERICK GUILHERME PEIXOTO; ITO, RAFAEL CLARO; LOPES, ROBSON FELIPE TOSTA; TESSUTTI, VITOR; Didier Augusto Vega Oliveros; SORIANO-VARGAS, AUREA; VON ZUBEN, FERNANDO JOSÉ; ROCHA, ANDERSON; UCHIDA, MARCO CARLOS
Phys Occup Ther Geri
2026 · conference
Efficient Fine-Tuning Methods for Portuguese Question Answering: A Comparative Study of PEFT on BERTimbau and Exploratory Evaluation of Generative LLMs
NINA, MARIELA M.; Caio Veloso Costa; BERTON, LILIAN; Didier Augusto Vega Oliveros
17th International Conference on Computational Processing of Portuguese (PROPOR 2026)
2026 · conference
Beyond Retrieval: Bidirectional Neuro-Symbolic Validation for Reliable Graph-RAG
Leonardo Arazo de Oliveira ARAÚJO; Didier Augusto Vega Oliveros
SYMPOSIUM ON KNOWLEDGE DISCOVERY, MINING AND LEARNING (KDMILE), 14
2025 · conference
WBT-BGRL: A Non-Contrastive Weighted Bipartite Link Prediction Model for Inductive Learning
HUARAYO QUISPE, JOEL FRANK; BERTON, LILIAN; Didier Augusto Vega Oliveros
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · conference
Towards Intelligent Dietary Monitoring: Deep Learning Techniques for Alimentary Activity Detection
RIVEROS, E.; Didier Augusto Vega Oliveros; Aurea Soriano-Vargas; ROCHA, A.
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · journal
Time-series visual representations for sleep stages classification
PADOVANI EDERLI, REBECA; Didier Augusto Vega Oliveros; SORIANO-VARGAS, AUREA; ROCHA, ANDERSON; DIAS, ZANONI
PLoS One
2025 · conference
Reducing Dependence on Labeled Data: A Self-Supervised Fine-Tuning Approach for Low-Resource Language Models
Gian Franco Luna; Didier Augusto Vega Oliveros; Marcelo da Silva Reis
XXXV Brazilian Conference on Intelligent Systems (BRACIS 2025)
2025 · conference
Maximizing Model Adaptation for Low-Resource Languages: A Progressive Unfreezing Strategy for Spanish-Aymara Translation
NINA, MARIELA M.; Didier Augusto Vega Oliveros
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · conference
Knowledge-Infused Temporal GNNs for Proactive Rabies Hotspot Detection in Data-Sparse Regions
CONDORI-LUNA, GIAN FRANCO; Didier Augusto Vega Oliveros; NEYRA, RICARDO CASTILLO
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · conference
Enhancing Industrial Data Access with Text-to-SQL using Portuguese LLMs and LangGraph
FREITAS, CHRISTIAN; Didier Augusto Vega Oliveros; BERTON, LILIAN
2025 12th International Conference on Soft Computing & Machine Intelligence (ISCMI)
2025 · journal
Commercial wrist-worn wearable devices for older adults: a scoping review
DE LUCENA, ERICK GUILHERME PEIXOTO; DE OLIVEIRA, JOSÉ IGOR VASCONCELOS; SORIANO-VARGAS, AUREA; Didier Augusto Vega Oliveros; ROCHA, ANDERSON; UCHIDA, MARCO CARLOS
Disability And Rehabilitation-Assistive Technology
2024 · conference
Enhancing Auto-ML with Missing Value Imputation: A Case Study with TPOT2 Library and Industry 4.0
QUISPE, JOEL FRANK HUARAYO; Didier Augusto Vega Oliveros; BERTON, LILIAN
Encontro Nacional de Inteligência Artificial e Computacional
2023 · conference
Sleep-Wake Classification using Recurrence Plots from Smartwatch Accelerometer Data
Rebeca Padovani Ederli; Didier Augusto Vega Oliveros; Aurea Soriano-Vargas; ROCHA, ANDERSON; Zanoni Dias
Latin America Conference on Computational Intelligence
2023 · journal
Real-world-events data sifting through ultra-small labeled datasets and graph fusion
Didier Augusto Vega Oliveros; NASCIMENTO, JOSÉ; LAVI, BAHRAM; ROCHA, ANDERSON
APPLIED SOFT COMPUTING
2023 · journal
Measuring Spatiotemporal Civil War Dimensions Using Community-Based Dynamic Network Representation (CoDNet)
Didier Augusto Vega Oliveros; KOREN, ORE
IEEE TRANSACTIONS ON COMPUTATIONAL SOCIAL SYSTEMS
2023 · conference
Graph-based semi-supervised classification for similar wildfire dynamics
BERTON, LILIAN; OLIVEIRA, PEDRO; Didier Augusto Vega Oliveros
SAC '23: 38th ACM/SIGAPP Symposium on Applied Computing
2023 · conference
Analysis of active semi-supervised learning
BERTON, LILIAN; MITSUISHI, FELIPE; Didier Augusto Vega Oliveros
SAC '23: 38th ACM/SIGAPP Symposium on Applied Computing
2022 · journal
Link Prediction Based on Stochastic Information Diffusion
Didier Augusto Vega Oliveros; ZHAO, LIANG; ROCHA, ANDERSON; BERTON, LILIAN
IEEE Transactions on Neural Networks and Learning Systems
2022 · conference
Explainable Fact-Checking Through Question Answering
YANG, JING; Didier Augusto Vega Oliveros; SEIBT, TAIS; ROCHA, ANDERSON
ICASSP 2022 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
2022 · journal
Automatização no fact-checking: pensando a prática de verificação a partir de agrupamentos semânticos de frases verificadas pelo Projeto Comprova
SEIBT, Taís; Didier Augusto Vega Oliveros; ROCHA, ANDERSON
REVISTA FRONTEIRAS (ONLINE)
2021 · journal
Time series pattern identification by hierarchical community detection
ANGHINONI, LEANDRO; Didier Augusto Vega Oliveros; SILVA, THIAGO CHRISTIANO; ZHAO, LIANG
European Physical Journal-Special Topics
2021 · conference
Scalable Fact-checking with Human-in-the-Loop
YANG, JING; Didier Augusto Vega Oliveros; SEIBT, TAIS; ROCHA, ANDERSON
2021 IEEE International Workshop on Information Forensics and Security (WIFS)
2021 · journal
Detecting climate teleconnections with Granger causality
SILVA, FILIPI N.; Didier Augusto Vega Oliveros; YAN, XIAORAN; FLAMMINI, ALESSANDRO; MENCZER, FILIPPO; RADICCHI, FILIPPO; KRAVITZ, BEN; FORTUNATO, SANTO
GEOPHYSICAL RESEARCH LETTERS
2021 · journal
Bi-layer voter model: modeling intolerant/tolerant positions and bots in opinion dynamics
Didier Augusto Vega Oliveros; GRANDE, HELDER L. C.; IANNELLI, FLAVIO; VAZQUEZ, FEDERICO
European Physical Journal-Special Topics
2021 · journal
A Inteligência Artificial e os desafios da Ciência Forense Digital no século XXI
PADILHA, RAFAEL; THEÓPHILO, ANTÔNIO; ANDALÓ, FERNANDA A.; Didier Augusto Vega Oliveros; CARDENUTO, JOÃO P.; BERTOCCO, GABRIEL; NASCIMENTO, JOSÉ; YANG, JING; ROCHA, ANDERSON
ESTUDOS AVANÇADOS (ONLINE)
2020 · journal
Temporal Network Pattern Identification by Community Modelling
GAO, XUBO; ZHENG, QIUSHENG; Didier Augusto Vega Oliveros; ANGHINONI, LEANDRO; ZHAO, LIANG
Scientific Reports
2020 · journal
Spatiotemporal data analysis with chronological networks
FERREIRA, LEONARDO N.; Didier Augusto Vega Oliveros; COTACALLAPA, MOSHÉ; CARDOSO, MANOEL F.; QUILES, MARCOS G.; ZHAO, LIANG; MACAU, ELBERT E. N.
Nature Communications
2020 · conference
Measuring the engagement level in encrypted group conversations by using temporal networks
COTACALLAPA, MOSHÉ; Lilian Berton; FERREIRA, LEONARDO N.; QUILES, MARCOS G.; ZHAO, LIANG; MACAU, ELBERT E. N.; Didier Augusto Vega Oliveros
International Joint Conference on Neural Networks IJCNN
2020 · journal
Influence maximization by rumor spreading on correlated networks through community identification
Didier Augusto Vega Oliveros; DA FONTOURA COSTA, LUCIANO; RODRIGUES, FRANCISCO APARECIDO
Communications in Nonlinear Science and Numerical Simulation
2020 · journal
Global fire season severity analysis and forecasting
FERREIRA, LEONARDO N.; Didier Augusto Vega Oliveros; ZHAO, LIANG; CARDOSO, MANOEL F.; MACAU, ELBERT E.N.
COMPUTERS & GEOSCIENCES
2020 · conference
Dynamic community detection into analyzing of wildfires events
GOUVEA, A. M. M. M.; Didier Augusto Vega Oliveros; COTACALLAPA, MOSHÉ; FERREIRA, LEONARDO N.; MACAU, ELBERT E. N.; QUILES, MARCOS G.
The 20th International Conference on Computational Science and its Applications ICCSA
2020 · journal
Classifying El Niño-Southern Oscillation Combining Network Science and Machine Learning
DE CASTRO SANTOS, MATHEUS A.; Didier Augusto Vega Oliveros; ZHAO, LIANG; BERTON, LILIAN
IEEE Access
2019 · journal
Multifractality in random networks with power-law decaying bond strengths
Didier Augusto Vega Oliveros; MÉNDEZ-BERMÚDEZ, J. A.; RODRIGUES, FRANCISCO A.
PHYSICAL REVIEW E
2019 · conference
From spatio-temporal data to chronological networks
Didier Augusto Vega Oliveros; COTACALLAPA, MOSHÉ; FERREIRA, LEONARDO N.; QUILES, MARCOS G.; ZHAO, LIANG; MACAU, ELBERT E. N.; CARDOSO, MANOEL F.
the 34th ACM/SIGAPP Symposium
2019 · journal
Evaluating link prediction by diffusion processes in dynamic networks
Didier Augusto Vega Oliveros; ZHAO, LIANG; BERTON, LILIAN
Scientific Reports
2019 · chapter
About Interfaces Between Machine Learning, Complex Networks, Survivability Analysis, and Disaster Risk Reduction
Santos, Leonardo Bacelar Lima; Londe, Luciana R.; de Carvalho, Tiago José; S. Menasché, Daniel; Didier Augusto Vega Oliveros
Towards Mathematics, Computers and Environment: A Disasters Perspective
2019 · journal
A multi-centrality index for graph-based keyword extraction
Didier Augusto Vega Oliveros; GOMES, PEDRO SPOLJARIC; E. MILIOS, EVANGELOS; BERTON, LILIAN
INFORMATION PROCESSING & MANAGEMENT
2018 · conference
A Comparison of Graph Construction Methods for Semi-Supervised Learning
BERTON, LILIAN; LOPES, ALNEU DE ANDRADE; Didier Augusto Vega Oliveros
International Joint Conference on Neural Networks (IJCNN 2018)
2017 · conference
The Impact of Social Curiosity on Information Spreading on Networks
Didier Augusto Vega Oliveros; BERTON, LILIAN; Federico Vázquez; RODRIGUES, FRANCISCO A
IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining
2017 · journal
Rumor propagation with heterogeneous transmission in social networks
Didier Augusto Vega Oliveros; DA F COSTA, LUCIANO; RODRIGUES, FRANCISCO A
Journal of Statistical Mechanics
2017 · chapter
Network Sampling Based on Centrality Measures for Relational Classification
BERTON, LILIAN; Didier Augusto Vega Oliveros; Valverde-Rebaza, Jorge; da Silva, Andre Tavares; LOPES, ALNEU DE ANDRADE
Communications in Computer and Information Science
2016 · conference
The Impact of Network Sampling on Relational Classification
BERTON, LILIAN; Didier Augusto Vega Oliveros; Jorge Carlos Valverde-Rebaza; André Tavares da Silva; Alneu Lopes
International Symposium on Information Management and Big Data - SIMBig 2016
2015 · conference
Spreader Selection by Community to Maximize Information Diffusion in Social Networks
Didier Augusto Vega Oliveros; Lilian Berton
International Symposium on Information Management and Big Data - SIMBig015
2015 · conference
Influence maximization based on the least influential spreaders
Didier Augusto Vega Oliveros; BERTON, LILIAN; LOPES, ALNEU DE ANDRADE; Francisco Aparecido Rodrigues
International Joint Conference on Artificial Intelligence
2014 · journal
Regular graph construction for semi-supervised learning
Didier Augusto Vega Oliveros; BERTON, LILIAN; EBERLE, ANDRE MANTINI; LOPES, ALNEU DE ANDRADE; ZHAO, LIANG
Journal of Physics. Conference Series (Online)
2011 · conference
Work in progress ? Alternative interfaces for e-learning platforms used in remote areas
Oliveira, Lilian S.; Didier Augusto Vega Oliveros; Maria da graça pimentel; Queiroz-Neto, Jose Pinheiro
Frontiers in Education Conference (FIE), 2011
2011 · conference
Viewing by interactions: media-oriented operators for reviewing recorded sessions on tv
Didier Augusto Vega Oliveros; Simão Lilian; Diogo Santana Martins; Maria da graça pimentel
European Interactive TV Conference (EuroITV)
2011 · conference
Media-oriented operators for authoring interactive multimedia documents generated from capture sessions
Didier Augusto Vega Oliveros; Diogo Santana Martins; Maria da graça pimentel
ACM Symposium on Applied Computing (SAC)
2011 · journal
Automatic authoring of interactive multimedia documents via media-oriented operators
Martins, Diogo Santana; Didier Augusto Vega Oliveros; da Graça Campos Pimentel, Maria
Applied Computing Review
2010 · conference
What do you want to watch (again)? Video Navigation Using Recency Frames
Diogo de carvalho pedrosa; Didier Augusto Vega Oliveros; Maria da graça pimentel
European Interactive TV Conference (EuroITV)
2010 · conference
Text Input in Digital Television: a Component Prototype.
Diogo de carvalho pedrosa; Didier Augusto Vega Oliveros; Maria da graça pimentel; Renata Fortes
European Interactive TV Conference (EuroITV)
2010 · conference
Interactors: operators to automatically generate interactive multimedia documents from captured media
Didier Augusto Vega Oliveros; Diogo Santana Martins; Maria da graça pimentel
Brazilian Symposium on Multimedia and the Web (Webmedia)
2010 · conference
An approach based on multiple text input modes for interactive digital TV applications
Didier Augusto Vega Oliveros; Maria da graça pimentel; Diogo de carvalho pedrosa; Renata Fortes
ACM International Conference on Design of Communication (SIGDOC)
2010 · conference
'This conversation will be recorded': automatically generating interactive documents from captured media
Didier Augusto Vega Oliveros; Diogo Santana Martins; Maria da graça pimentel
ACM Symposium on Document Engineering (DocEng)
2009 · conference
Video navigation based on recent frames
Didier Augusto Vega Oliveros; Diogo de carvalho pedrosa; Maria da graça pimentel; rudinei goularte
Brazilian Symposium on Multimedia and the Web (Webmedia)
2009 · conference
Uma Aplicação NCL/Lua para Navegação em Vídeo via Quadros Recentes.
Diogo de carvalho pedrosa; Didier Augusto Vega Oliveros; Maria da graça pimentel; rudinei goularte
Brazilian Symposium on Multimedia and the Web (Webmedia)
2007 · conference
Metodología Para El Desarrollo De Un Sistema De Emisión Radial Automático Para Emisoras Comunitarias Utilizando Radio Difusión IP (RoIP)
Pablo Andres Perez Quevedo; Didier Augusto Vega Oliveros; DANIEL ALEJANDRO BENAVIDES; Juan Diego Lopez; Andres Castillo
I International Congress of IP Telecommunications IP

GO TOP