A model checking framework for linear time invariant switching systems using structural systems analysis. - Guilherme Ramos; Sérgio Daniel Pequito; A. Pedro Aguiar; Jaime Ramos; Soummya Kar (Allerton, 2013)

Analysis and design of electric power grids with p-robustness guarantees using a structural hybrid system approach. - Guilherme Ramos; Sérgio Pequito; A. Pedro Aguiar; Soummya Kar (ECC, 2015)

Reputation-Based Ranking Systems and Their Resistance to Bribery. - João Saúde; Guilherme Ramos; Carlos Caleiro; Soummya Kar (ICDM, 2017)

The robust minimal controllability problem. - Sérgio Daniel Pequito; Guilherme Ramos; Soummya Kar; A. Pedro Aguiar; Jaime Ramos (Autom., 2017)

Recommendation via matrix completion using Kolmogorov complexity. - Guilherme Ramos; João Saúde; Carlos Caleiro; Soummya Kar (CoRR, 2017)

Robust reputation-based ranking on multipartite rating networks. - João Saúde; Guilherme Ramos; Carlos Caleiro; Soummya Kar (CoRR, 2017)

The robust minimal controllability problem for switched linear continuous-time systems. - Guilherme Ramos; Sérgio Pequito; Carlos Caleiro (ACC, 2018)

Real-Time Approach to HRV Analysis. - Guilherme Ramos; Miquel Alfaras; Hugo Gamboa (BIOSIGNALS, 2018)

The actuation spectrum of Spatiotemporal Networks with Power-Law Time Dependencies. - Qi Cao; Guilherme Ramos; Paul Bogdan; Sérgio Pequito (Adv. Complex Syst., 2019)

A Novel Similarity Measure for Group Recommender Systems with Optimal Time Complexity. - Guilherme Ramos; Carlos Caleiro (BIAS, 2020)

A general discrete-time method to achieve resilience in consensus algorithms. - Guilherme Ramos; Daniel Silvestre; Carlos Silvestre (CDC, 2020)

Reputation (In)dependence in Ranking Systems: Demographics Influence Over Output Disparities. - Guilherme Ramos; Ludovico Boratto (SIGIR, 2020)

Equality of Learning Opportunity in Personalized Recommendations. - Mirko Marras; Ludovico Boratto; Guilherme Ramos; Gianni Fenu (CoRR, 2020)

Structural Systems Theory: an overview of the last 15 years. - Guilherme Ramos; A. Pedro Aguiar; Sérgio Pequito (CoRR, 2020)

On the negative impact of social influence in recommender systems: A study of bribery in collaborative hybrid algorithms. - Guilherme Ramos; Ludovico Boratto; Carlos Caleiro (Inf. Process. Manag., 2020)

Evaluating the Prediction Bias Induced by Label Imbalance in Multi-label Classification. - Luca Piras 002; Ludovico Boratto; Guilherme Ramos (CIKM, 2021)

Reputation Equity in Ranking Systems. - Guilherme Ramos; Ludovico Boratto; Mirko Marras (CIKM, 2021)

Unsupervised learning approach for predicting sepsis onset in ICU patients. - Guilherme Ramos; Erida Gjini; Luis Coelho; Margarida Silveira (EMBC, 2021)

A scalable distributed dynamical systems approach to compute the strongly connected components and diameter of networks. - Emily A. Reed; Guilherme Ramos; Paul Bogdan; Sérgio Pequito (CoRR, 2021)

Minimum jointly structural input and output selection for strongly connected networks. - Guilherme Ramos; A. Pedro Aguiar; Sérgio Pequito (CoRR, 2021)

Distributed design of deterministic discrete-time privacy preserving average consensus for multi-agent systems through network augmentation. - Guilherme Ramos; A. Pedro Aguiar; Soummya Kar; Sérgio Pequito (CoRR, 2021)

On the index of convergence of a class of Boolean matrices with structural properties. - Guilherme Ramos; Sérgio Pequito; Carlos Caleiro (Int. J. Control, 2021)

Structurally quotient fixed modes. - Guilherme Ramos; A. Pedro Aguiar; Sérgio Pequito (Syst. Control. Lett., 2021)

Node and network resistance to bribery in multi-agent systems. - Guilherme Ramos; Daniel Silvestre; Carlos Silvestre (Syst. Control. Lett., 2021)

Regulating Group Exposure for Item Providers in Recommendation. - Mirko Marras; Ludovico Boratto; Guilherme Ramos; Gianni Fenu (SIGIR, 2022)

Equality of Learning Opportunity via Individual Fairness in Personalized Recommendations. - Mirko Marras; Ludovico Boratto; Guilherme Ramos; Gianni Fenu (Int. J. Artif. Intell. Educ., 2022)

Fractional cyber-neural systems - A brief survey. - Emily A. Reed; Sarthak Chatterjee; Guilherme Ramos; Paul Bogdan; Sérgio Pequito (Annu. Rev. Control., 2022)

An overview of structural systems theory. - Guilherme Ramos; A. Pedro Aguiar; Sérgio Pequito (Autom., 2022)

Minimum structural sensor placement for switched linear time-invariant systems and unknown inputs. - Emily A. Reed; Guilherme Ramos; Paul Bogdan; Sérgio Pequito (Autom., 2022)

Enabling cross-continent provider fairness in educational recommender systems. - Elizabeth Gómez; Carlos Shui Zhang; Ludovico Boratto; Maria Salamó; Guilherme Ramos (Future Gener. Comput. Syst., 2022)

General resilient consensus algorithms. - Guilherme Ramos; Daniel Silvestre; Carlos Silvestre (Int. J. Control, 2022)

Robust reputation independence in ranking systems for multiple sensitive attributes. - Guilherme Ramos; Ludovico Boratto; Mirko Marras (Mach. Learn., 2022)

A resilient continuous-time consensus method using a switching topology. - Guilherme Ramos; Daniel Silvestre; A. Pedro Aguiar (Syst. Control. Lett., 2022)

A Robust Reputation-Based Group Ranking System and Its Resistance to Bribery. - João Saúde; Guilherme Ramos; Ludovico Boratto; Carlos Caleiro (ACM Trans. Knowl. Discov. Data, 2022)

Mitigating Epilepsy by Stabilizing Linear Fractional-Order Systems. - Emily A. Reed; Guilherme Ramos; Paul Bogdan; Sérgio Pequito (ACC, 2023)

On the Trade-Offs Between Accuracy, Privacy, and Resilience in Average Consensus Algorithms. - Guilherme Ramos; André M. H. Teixeira; Sérgio Pequito (CDC, 2023)

Model Predictive Control With Collision Avoidance for Unknown Environment. - Daniel Silvestre; Guilherme Ramos (IEEE Control. Syst. Lett., 2023)

A Scalable Distributed Dynamical Systems Approach to Learn the Strongly Connected Components and Diameter of Networks. - Emily A. Reed; Guilherme Ramos; Paul Bogdan; Sérgio Pequito (IEEE Trans. Autom. Control., 2023)

Designing communication networks for discrete-time consensus for performance and privacy guarantees. - Guilherme Ramos; Sérgio Pequito (Syst. Control. Lett., 2023)

Towards Ethical Item Ranking: A Paradigm Shift from User-Centric to Item-Centric Approaches. - Guilherme Ramos; Mirko Marras; Ludovico Boratto (SIGIR, 2024)

Minimum jointly structural input and output selection. - Guilherme Ramos; A. Pedro Aguiar; Sérgio Pequito (Autom., 2024)

A Discrete-Time Reputation-Based Resilient Consensus Algorithm for Synchronous or Asynchronous Communications. - Guilherme Ramos; Daniel Silvestre; Carlos Silvestre (IEEE Trans. Autom. Control., 2024)

Privacy-Preserving Average Consensus Through Network Augmentation. - Guilherme Ramos; António Pedro Aguiar; Soummya Kar; Sérgio Pequito (IEEE Trans. Autom. Control., 2024)

Private Preferences, Public Rankings: A Privacy-Preserving Framework for Marketplace Recommendations. - Guilherme Ramos; Ludovico Boratto; Mirko Marras (SIGIR, 2025)

Distributed graph augmentation protocols to achieve strong connectivity in multi-agent networks. - Guilherme Ramos; Diogo Poças; Sérgio Pequito (Autom., 2025)

Robust Privacy-Preserving Federated Item Ranking in Online Marketplaces: Exploiting Platform Reputation for Effective Aggregation. - Guilherme Ramos; Ludovico Boratto; Mirko Marras (IEEE Trans. Big Data, 2025)