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IT Member Profile

... Guilherme Henrique Caçador Ramos

Researcher

Guilherme Ramos

Academic position: Assistant Professor
Joining date: 10-03-2023
Roles in IT: Researcher
Thematic Line: Basic Sciences and Enabling Technologies
Group: Security and Quantum Information - Lx

Email: Send Email
Address: IT – Lisboa
Instituto Superior Técnico - Torre Norte - Piso 10
Av. Rovisco Pais, 1
1049 - 001 Lisboa
Tel: +351 21 841 84 54
Fax: +351 21 841 84 72

CienciaID
http://www.cienciavitae.pt/9016-E944-74B5

ORCID iD
https://www.orcid.org/0000-0001-6104-8444

Scientific Achievements

  • PhD, Instituto Superior Técnico, 13-09-2023
  • Métodos formais para verificação de protocolos criptográficos
24Papers in Journals
Early Access
  • G. Ramos, L. Boratto, M. Marras, Robust Privacy-Preserving Federated Item Ranking in Online Marketplaces: Exploiting Platform Reputation for Effective Aggregation, ieee transactions on big data, Vol., No., pp. 1 - 8, 2024 | BibTex
Published
  • G. Ramos, A. Aguiar, S. Kar, S. Pequito, Privacy-Preserving Average Consensus Through Network Augmentation, IEEE Transactions on Automatic Control, Vol. 69, No. 10, pp. 6907 - 6919, October, 2024 | BibTex
  • G. Ramos, A. Aguiar, S. Pequito, Minimum jointly structural input and output selection, Automatica, Vol. 165, No. 111668, pp. 111668 - 111668, July, 2024 | BibTex
  • E. Reed, G. Ramos, P. Bogdan, S. Pequito, The role of long-term power-law memory in controlling large-scale dynamical networks, Scientific Reports, Vol. 13, No. 1, pp. -- - --, November, 2023 | BibTex
  • G. Ramos, S. Pequito, Designing communication networks for discrete-time consensus for performance and privacy guarantees, Elsevier System and Control Letters, Vol. 180, No. -, pp. 105608 - 105608, October, 2023 | BibTex
  • D. Silvestre, G. Ramos, Model Predictive Control with Collision Avoidance for Unknown Environment, IEEE Control Systems Letters, Vol. 7, No. -, pp. 2821 - 2826, June, 2023 | BibTex
  • G. Ramos, E. Reed, S. Pequito, P. Bogdan, A Scalable Distributed Dynamical Systems Approach to Learn the Strongly Connected Components and Diameter of Networks, IEEE Transactions on Automatic Control, Vol. 68, No. 5, pp. 3099 - 3106, May, 2023 | BibTex
  • G. Ramos, D. Silvestre, C. Silvestre, A Discrete-Time Reputation-Based Resilient Consensus Algorithm for Synchronous or Asynchronous Communications, IEEE Transactions on Automatic Control, Vol. Early Access, No. Early Access, pp. 1 - 8, April, 2023 | BibTex
  • E. Reed, G. Ramos, P. Bogdan, S. Pequito, Minimum structural sensor placement for switched linear time-invariant systems and unknown inputs, Automatica, Vol. 146, No. -, pp. 110557 - 110557, December, 2022 | BibTex
  • G. Ramos, D. Silvestre, A. Aguiar, A resilient continuous-time consensus method using a switching topology, Elsevier System and Control Letters, Vol. 169, No. -, pp. 105381 - 105381, November, 2022 | BibTex
  • G. Ramos, Fractional cyber-neural systems — A brief survey, Annual Reviews in Control, Vol. 54, No. -, pp. 386 - 408, July, 2022 | BibTex
  • G. Ramos, L. Boratto, M. Marras, Robust reputation independence in ranking systems for multiple sensitive attributes, Machine Learning, Vol. 111, No. 10, pp. 3769 - 3796, June, 2022 | BibTex
  • G. Ramos, A. Aguiar, S. Pequito, An overview of structural systems theory, Automatica, Vol. 140, No. -, pp. 110229 - 110229, June, 2022 | BibTex
  • E. Gómez, C. Zhang, L. Boratto, G. Ramos, Enabling cross-continent provider fairness in educational recommender systems, Future Generation Computer Systems, Vol. 127, No. -, pp. 435 - 447, February, 2022 | BibTex
  • M. Marras, L. Boratto, G. Ramos, Equality of Learning Opportunity via Individual Fairness in Personalized Recommendations, International Journal of Artificial Intelligence in Education, Vol. 32, No. 3, pp. 636 - 684, October, 2021 | BibTex
  • G. Ramos, S. Pequito, C. Caleiro, On the index of convergence of a class of Boolean matrices with structural properties, International Journal of Control, Vol. 94, No. 6, pp. 1475 - 1483, August, 2021 | BibTex
  • G. Ramos, A. Aguiar, S. Pequito, Structurally quotient fixed modes, Elsevier System and Control Letters, Vol. 151, No. -, pp. 104914 - 104914, May, 2021 | BibTex
  • G. Ramos, D. Silvestre, C. Silvestre, The robust minimal controllability and observability problem, International Journal of Robust and Nonlinear Control, Vol. 31, No. 10, pp. 5033 - 5044, April, 2021 | BibTex
  • G. Ramos, D. Silvestre, C. Silvestre, Node and network resistance to bribery in multi-agent systems, Elsevier System and Control Letters, Vol. 147, No. -, pp. 104842 - 104842, January, 2021 | BibTex
  • G. Ramos, D. Silvestre, C. Silvestre, General resilient consensus algorithms, International Journal of Control, Vol. 95, No. 6, pp. 1482 - 1496, December, 2020 | BibTex
  • G. Ramos, S. Pequito, Generating complex networks with time-to-control communities, PLoS ONE, Vol. 15, No. 8, pp. e0236753 - e0236753, August, 2020 | BibTex
  • G. Ramos, L. Boratto, C. Caleiro, On the negative impact of social influence in recommender systems: A study of bribery in collaborative hybrid algorithms, Information Processing and Management, Vol. 57, No. 2, pp. 102058 - 102058, July, 2020 | BibTex
  • Q. Cao, G. Ramos, P. Bogdan, S. Pequito, THE ACTUATION SPECTRUM OF SPATIOTEMPORAL NETWORKS WITH POWER-LAW TIME DEPENDENCIES, Advances in Complex Systems, Vol. 22, No. 07n08, pp. 1950023 - 1950023, November, 2019 | BibTex
  • S. Pequito, S. Kar, P. Aguiar, J. Ramos, G. Ramos, The robust minimal controllability problem, Automatica, Vol. 82, No. 1, pp. 261 - 268, August, 2017 | BibTex
7Papers in Conferences
  • G. Ramos, S. Pequito, Distributed Computation of Source, Target, and Mixed Strongly Connected Components in Multi-Agent Systems, 16th APCA International Conference on Automatic Control and Soft Computing (CONTROLO 2024), Porto, Portugal, July, 2024 | BibTex
  • G. Ramos, L. Boratto, M. Marras, Towards Ethical Item Ranking: A Paradigm Shift from User-Centric to Item-Centric Approaches, ACM Proceedings of the 47th International ACM SIGIR Conference on Research and Development in Information Retrieval (SIGIR '24) SIGIR, Washington DC, United States, July, 2024 | BibTex
  • E. Reed, G. Ramos, P. Bogdan, S. Pequito, Mitigating Epilepsy by Stabilizing Linear Fractional-Order Systems, American Control Conference, San Diego, United States, June, 2023 | BibTex
  • G. Ramos, C. Caleiro, A novel similarity measure for group recommender systems with optimal time complexity, Bias and Social Aspects in Search and Recommendation BIAS, L'Aquila, Italy, April, 2020 | BibTex
  • C. Caleiro, G. Ramos, S. Pequito, The robust minimal controllability problem for switched linear continuous-time systems, American Control Conference, Milwaukee, United States, June, 2018 | BibTex
  • C. Caleiro, J. Saúde, G. Ramos, S. Kar, Reputation-based ranking systems and their resistance to bribery, International Conf. on Data Mining, New Orleans, United States, November, 2017 | BibTex
  • G. Ramos, C. Caleiro, Symbolic Probabilistic Analysis of Side-Channel Information, Sessão Especial/Temática “Criptografia e Tópicos Relacionados” no “Encontro Nacional da Sociedade Portuguesa de Matemática, Barreiro, Portugal, Vol. n.a., pp. n.a. - n.a., July, 2016,
    | Abstract     | BibTex
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