Skin Detection in Web Imagery: Comparison of Techniques and Proposal. - Heitor S. Ramos; Alejandro César Frery; José Alencar Neto (ICIP, 2006)

Error estimation in wireless sensor networks. - Alejandro César Frery; Heitor S. Ramos; José Alencar Neto; Eduardo Freire Nakamura (SAC, 2008)

A reactive role assignment for data routing in event-based wireless sensor networks. - Eduardo Freire Nakamura; Heitor S. Ramos; Leandro A. Villas; Horacio A. B. F. de Oliveira; André L. L. de Aquino; Antonio Alfredo Ferreira Loureiro (Comput. Networks, 2009)

Centrality-based routing for Wireless Sensor Networks. - Eduardo M. R. Oliveira; Heitor S. Ramos; Antonio Alfredo Ferreira Loureiro (Wireless Days, 2010)

Data Driven Performance Evaluation of Wireless Sensor Networks. - Alejandro C. Frery; Heitor S. Ramos; José Alencar Neto; Eduardo Freire Nakamura; Antonio A. F. Loureiro (Sensors, 2010)

Assessment of SAR Image Filtering Using Adaptive Stack Filters. - María E. Buemi; Marta Mejail; Julio C. Jacobo; Alejandro César Frery; Heitor S. Ramos (CIARP, 2011)

LEAP: a low energy assisted GPS for trajectory-based services. - Heitor S. Ramos; Tao Zhang; Jie Liu 001; Nissanka Bodhi Priyantha; Aman Kansal (UbiComp, 2011)

Topology-related modeling and characterization of wireless sensor networks. - Heitor S. Ramos; Daniel L. Guidoni; Azzedine Boukerche; Eduardo Freire Nakamura; Alejandro César Frery; Antonio Alfredo Ferreira Loureiro (PE-WASUN, 2011)

Supervised Biometric System Using Multimodal Compression Scheme. - Wafa Chaabane; Régis Fournier; Amine Naït-Ali; Julio C. Jacobo; Marta Mejail; Marcelo Mottalli; Heitor S. Ramos; Alejandro César Frery; Leonardo Viana (CIARP, 2012)

VIRTUS: A resilient location-aware video unicast scheme for vehicular networks. - Cristiano G. Rezende; Heitor S. Ramos; Richard W. Pazzi; Azzedine Boukerche; Alejandro César Frery; Antonio Alfredo Ferreira Loureiro (ICC, 2012)

Characterization and mitigation of the energy hole problem of many-to-one communication in Wireless Sensor Networks. - Heitor S. Ramos; Eduardo M. R. Oliveira; Azzedine Boukerche; Alejandro César Frery; Antonio Alfredo Ferreira Loureiro (ICNC, 2012)

LIAITHON: A location-aware multipath video streaming scheme for urban vehicular networks. - Renfei Wang; Cristiano G. Rezende; Heitor S. Ramos; Richard W. Pazzi; Azzedine Boukerche; Antonio Alfredo Ferreira Loureiro (ISCC, 2012)

An efficient and robust data dissemination protocol for vehicular ad hoc networks. - Leandro A. Villas; Heitor S. Ramos; Azzedine Boukerche; Daniel L. Guidoni; Regina Borges de Araujo; Antonio Alfredo Ferreira Loureiro (PE-WASUN, 2012)

Energy efficient GPS sensing with cloud offloading. - Jie Liu 001; Bodhi Priyantha; Ted Hart; Heitor S. Ramos; Antonio Alfredo Ferreira Loureiro; Qiang Wang 001 (SenSys, 2012)

Cooperative target tracking in vehicular sensor networks. - Heitor S. Ramos; Azzedine Boukerche; Richard W. Pazzi; Alejandro César Frery; Antonio Alfredo Ferreira Loureiro (IEEE Wirel. Commun., 2012)

DRINA: A Lightweight and Reliable Routing Approach for In-Network Aggregation in Wireless Sensor Networks. - Leandro A. Villas; Azzedine Boukerche; Heitor S. Ramos; Horacio A. B. F. de Oliveira; Regina Borges de Araujo; Antonio Alfredo Ferreira Loureiro (IEEE Trans. Computers, 2013)

OASys: An opportunistic and agile system to detect free on-street parking using intelligent boards embedded in surveillance cameras. - David H. S. Lima; André L. L. de Aquino; Heitor S. Ramos; Eliana S. Almeida; Joel J. P. C. Rodrigues (J. Netw. Comput. Appl., 2014)

Cloud-assisted Computing for Event-driven Mobile Services. - Azzedine Boukerche; Antonio A. F. Loureiro; Eduardo Freire Nakamura; Horacio A. B. F. de Oliveira; Heitor S. Ramos; Leandro A. Villas (Mob. Networks Appl., 2014)

Speckle reduction with adaptive stack filters. - María Elena Buemi; Alejandro César Frery; Heitor S. Ramos (Pattern Recognit. Lett., 2014)

Topology-Related Metrics and Applications for the Design and Operation of Wireless Sensor Networks. - Heitor S. Ramos; Alejandro César Frery; Azzedine Boukerche; Eduardo M. R. Oliveira; Antonio A. F. Loureiro (ACM Trans. Sens. Networks, 2014)

An intelligent transportation system for detection and control of congested roads in urban centers. - Celso A. R. L. Brennand; Allan Mariano de Souza; Guilherme Maia; Azzedine Boukerche; Heitor S. Ramos; Antonio A. F. Loureiro; Leandro A. Villas (ISCC, 2015)

A Reactive and Scalable Unicast Solution for Video Streaming over VANETs. - Cristiano G. Rezende; Azzedine Boukerche; Heitor S. Ramos; Antonio A. F. Loureiro (IEEE Trans. Computers, 2015)

Data Dissemination in Cognitive Vehicular Networks. - André L. L. de Aquino; Rhudney Simões; David H. S. Lima; Heitor S. Ramos (Cognitive Vehicular Networks, 2016)

On the deployment of large-scale wireless sensor networks considering the energy hole problem. - Heitor S. Ramos; Azzedine Boukerche; Alyson L. C. Oliveira; Alejandro César Frery; Eduardo M. R. Oliveira; Antonio A. F. Loureiro (Comput. Networks, 2016)

CO-GPS: Energy Efficient GPS Sensing with Cloud Offloading. - Jie Liu 001; Bodhi Priyantha; Ted Hart; Yuzhe Jin; Woo Suk Lee; Vijay Raghunathan; Heitor S. Ramos; Qiang Wang 001 (IEEE Trans. Mob. Comput., 2016)

Evaluation of Deep Feedforward Neural Networks for Classification of Diffuse Lung Diseases. - Isadora Cardoso; Eliana S. Almeida; Héctor Allende-Cid; Alejandro C. Frery; Rangaraj M. Rangayyan; Paulo M. Azevedo-Marques; Heitor S. Ramos (CIARP, 2017)

T-MAPS: Modelo de Descrição do Cenário de Trânsito Baseado no Twitter. - Bruno P. Santos; Paulo H. L. Rettore; Heitor S. Ramos; Luiz Filipe M. Vieira; Antonio A. F. Loureiro (SBRC, 2017)

Proof-Carrying Sensing: Towards Real-World Authentication in Cyber-Physical Systems. - Min Wu 001; Fernando Magno Quintão Pereira; Jie Liu 001; Heitor S. Ramos; Mário S. Alvim; Leonardo B. Oliveira (SenSys, 2017)

Vehicular Networks to Intelligent Transportation Systems. - Felipe D. da Cunha; Guilherme Maia; Heitor S. Ramos; Bruno P. Santos; Clayson Celes; André B. Campolina; Paulo H. L. Rettore; Daniel L. Guidoni; Fernanda Sumika H. Souza; Leandro Villas; Raquel A. F. Mini; Antonio Alfredo Ferreira Loureiro (Emerging Wireless Communication and Network Technologies, 2018)

Identifying Communities in Social Media with Deep Learning. - Pedro H. Barros; Isadora Cardoso-Pereira; Keila Barbosa; Alejandro C. Frery; Héctor Allende-Cid; Ivan C. Martins; Heitor S. Ramos (HCI (14), 2018)

Exploiting Daily Trajectories for Efficient Routing in Vehicular Ad Hoc Networks. - Clayson Celes; Azzedine Boukerche; Reinaldo Bezerra Braga; Heitor S. Ramos; Rossana M. C. Andrade; Antonio A. F. Loureiro (ICC, 2018)

Event Detection in Social Media Through Phase Transition of Bigrams Entropy. - Pedro H. Barros; Isadora Cardoso-Pereira; Antonio A. F. Loureiro; Heitor S. Ramos (ISCC, 2018)

Enriching Traffic Information with a Spatiotemporal Model based on Social Media. - Bruno P. Santos; Paulo H. L. Rettore; Heitor S. Ramos; Luiz Filipe M. Vieira; Antonio A. F. Loureiro (ISCC, 2018)

The Quest for Sense: Physical phenomena Classification in the Internet of things. - João B. Borges Neto; Heitor S. Ramos; Raquel A. F. Mini; Aline Carneiro Viana; Antonio A. F. Loureiro (DCOSS, 2019)

Detection of Bots and Cyborgs in Twitter: A Study on the Chilean Presidential Election in 2017. - Samara Castillo; Héctor Allende-Cid; Wenceslao Palma; Rodrigo Alfaro; Heitor S. Ramos; Cristian González; Claudio Elortegui; Pedro Santander (HCI (13), 2019)

Load balancing in D2D networks Using Reinforcement Learning. - Pedro H. Barros; Isadora Cardoso-Pereira; Luca Foschini 001; Antonio Corradi; Heitor S. Ramos (ISCC, 2019)

Dynamic Temporal Mix-Zone Placement Approach for Location-Based Services Privacy. - Alisson Renan Svaigen; Heitor S. Ramos; Linnyer Beatrys Ruiz; Antonio A. F. Loureiro (LATINCOM, 2019)

Classificação de Séries Temporais Através de Grafos de Transição de Padrões Ordinais. - Isadora Cardoso; Pedro H. Barros; João B. Borges Neto; Antonio Alfredo Ferreira Loureiro; Heitor S. Ramos (SBRC, 2019)

Learning and distinguishing time series dynamics via ordinal patterns transition graphs. - João B. Borges Neto; Heitor S. Ramos; Raquel A. F. Mini; Osvaldo Anibal Rosso; Alejandro C. Frery; Antonio A. F. Loureiro (Appl. Math. Comput., 2019)

GIN: Better going safe with personalized routes. - Lucas Zanco Ladeira; Allan Mariano de Souza; Heitor S. Ramos; Leandro Aparecido Villas (ISCC, 2020)

Leveraging Phase Transition of Topics for Event Detection in Social Media. - Pedro H. Barros; Isadora Cardoso-Pereira; Héctor Allende-Cid; Osvaldo Anibal Rosso; Heitor S. Ramos (IEEE Access, 2020)

Leveraging the Self-Transition Probability of Ordinal Pattern Transition Graph for Transportation Mode Classification. - Isadora Cardoso-Pereira; João B. Borges Neto; Pedro H. Barros; Antonio A. F. Loureiro; Osvaldo Anibal Rosso; Heitor S. Ramos (CoRR, 2020)

Neural Architecture Search for Resource-Constrained Internet of Things Devices. - Isadora Cardoso-Pereira; Gisele Lobo Pappa; Heitor S. Ramos (ISCC, 2021)

Social Mix-zones: Anonymizing Personal Information on Contact Tracing Data. - Augusto C. S. A. Domingues; Ekler Paulino de Mattos; Fabrício A. Silva; Heitor S. Ramos; Antonio A. F. Loureiro (PE-WASUN, 2021)

Analysis and Classification of SAR Textures Using Information Theory. - Eduarda T. C. Chagas; Alejandro C. Frery; Osvaldo Anibal Rosso; Heitor S. Ramos (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2021)

A novel aggregation method to promote safety security for poisoning attacks in Federated Learning. - Pedro H. Barros; Heitor S. Ramos (GLOBECOM, 2022)

Behind the Mix-Zones Scenes: On the Evaluation of the Anonymization Quality. - Ekler Paulino de Mattos; Augusto C. S. A. Domingues; Fabrício A. Silva; Heitor S. Ramos; Antonio A. F. Loureiro (PE-WASUN, 2022)

Explorando a correlação espaço-temporal no agrupamento de sensores de cidades inteligentes. - Morgana Gabi Gomes; Pedro H. Barros; Heitor S. Ramos (SBRC, 2022)

Applying Federated Learning in the detection of Freezing of Gait in Parkinson's disease. - J. Jorge; Pedro H. Barros; Roberto Sadao Yokoyama; Daniel L. Guidoni; Heitor S. Ramos; Nelson L. S. da Fonseca; Leandro A. Villas (UCC, 2022)

Malware-SMELL: A zero-shot learning strategy for detecting zero-day vulnerabilities. - Pedro H. Barros; Eduarda T. C. Chagas; Leonardo B. Oliveira; Fabiane Queiroz; Heitor S. Ramos (Comput. Secur., 2022)

Statistical Properties of the Entropy from Ordinal Patterns. - Eduarda T. C. Chagas; Alejandro C. Frery; Juliana Gambini; María Magdalena Lucini; Heitor S. Ramos; Andrea A. Rey (CoRR, 2022)

The Impact of Mobility on Location Privacy: A Perspective on Smart Mobility. - Ekler Paulino de Mattos; Augusto C. S. A. Domingues; Bruno P. Santos; Heitor S. Ramos; Antonio A. F. Loureiro (IEEE Syst. J., 2022)

A Classification Strategy for Internet of Things Data Based on the Class Separability Analysis of Time Series Dynamics. - João Batista Borges Neto; Heitor S. Ramos; Antonio A. F. Loureiro (ACM Trans. Internet Things, 2022)

Bayes and Laplace Versus the World: A New Label Attack Approach in Federated Environments Based on Bayesian Neural Networks. - Pedro H. Barros; Fabricio Murai; Heitor S. Ramos (BRACIS (1), 2023)

Protect your Data and I'll Show Its Utility: A Practical View about Mix-zones Impacts on Mobility Data for Smart City Applications. - Ekler Paulino de Mattos; Augusto C. S. A. Domingues; Fabrício A. Silva; Heitor S. Ramos; Antonio A. F. Loureiro (PE-WASUN, 2023)

SAXJS: An Online Change Point Detection for Wearable Sensor Data. - Giovanna A. Riqueti; Pedro H. Barros; João B. Borges Neto; Felipe D. da Cunha; Osvaldo Anibal Rosso; Heitor S. Ramos (SBRC, 2023)

Asymptotic Distribution of Certain Types of Entropy under the Multinomial Law. - Andrea A. Rey; Alejandro C. Frery; María Magdalena Lucini; Juliana Gambini; Eduarda T. C. Chagas; Heitor S. Ramos (Entropy, 2023)

A New Similarity Space Tailored for Supervised Deep Metric Learning. - Pedro H. Barros; Fabiane Queiroz; Flavio Figueiredo; Jefersson A. dos Santos; Heitor S. Ramos (ACM Trans. Intell. Syst. Technol., 2023)

Slicing who slices: Anonymization quality evaluation on deployment, privacy, and utility in mix-zones. - Ekler Paulino de Mattos; Augusto C. S. A. Domingues; Fabrício A. Silva; Heitor S. Ramos; Antonio A. F. Loureiro (Comput. Networks, 2023)

IoT Botnet Detection Based on Anomalies of Multiscale Time Series Dynamics. - João B. Borges Neto; João Paulo S. Medeiros; Luiz P. A. Barbosa; Heitor S. Ramos; Antonio A. F. Loureiro (IEEE Trans. Knowl. Data Eng., 2023)

Traffic Forecasting Using Federated Randomized High-Order Fuzzy Cognitive Maps. - Omid Orang; Felipe A. R. da Silva; Petrônio C. L. Silva; Pedro H. S. S. Barros; Heitor S. Ramos; Frederico G. Guimarães (BRACIS (2), 2024)

Tremor Detection in Parkinson's Disease from Wearable Data: A Comparative Study of Centralized Learning versus Federated Learning. - Jhon Jorge; Judy C. Guevara; Daniel L. Guidoni; Heitor S. Ramos; Leandro A. Villas; Nelson L. S. da Fonseca (DCOSS-IoT, 2024)

Hierarchical federated learning based on ordinal patterns for detecting sedentary behavior. - Pedro H. Barros; Judy C. Guevara; Leandro Villas; Daniel L. Guidoni; Nelson L. S. da Fonseca; Heitor S. Ramos (IJCNN, 2024)

Protect your data and I'll rank its utility: A framework for utility analysis of anonymized mobility data for smart city applications. - Ekler Paulino de Mattos; Augusto C. S. A. Domingues; Fabrício A. Silva; Heitor S. Ramos; Antonio A. F. Loureiro (Ad Hoc Networks, 2024)

POPAyI: Muscling Ordinal Patterns for Low-Complex and Usability-Aware Transportation Mode Detection. - Isadora Cardoso-Pereira; João B. Borges Neto; Aline Carneiro Viana; Antonio A. F. Loureiro; Heitor S. Ramos (IEEE Internet Things J., 2024)

A Novel Federated Meta-Learning Approach for Discriminating Sedentary Behavior From Wearable Data. - Pedro H. Barros; Judy C. Guevara; Leandro Villas; Daniel L. Guidoni; Nelson L. S. da Fonseca; Heitor S. Ramos (IEEE Internet Things J., 2024)