Selection of Optimal Investment Portfolios with Cardinality Constraints. - Rafael Moral-Escudero; Rubén Ruiz-Torrubiano; Alberto Suárez 001 (IEEE Congress on Evolutionary Computation, 2006)

Pruning Adaptive Boosting Ensembles by Means of a Genetic Algorithm. - Daniel Hernández-Lobato; José Miguel Hernández-Lobato; Rubén Ruiz-Torrubiano; Ángel Valle (IDEAL, 2006)

Use of heuristic rules in evolutionary methods for the selection of optimal investment portfolios. - Rubén Ruiz-Torrubiano; Alberto Suárez 001 (IEEE Congress on Evolutionary Computation, 2007)

A hybrid optimization approach to index tracking. - Rubén Ruiz-Torrubiano; Alberto Suárez 001 (Ann. Oper. Res., 2009)

Hybrid Approaches and Dimensionality Reduction for Portfolio Selection with Cardinality Constraints. - Rubén Ruiz-Torrubiano; Alberto Suárez 001 (IEEE Comput. Intell. Mag., 2010)

The TransRAR crossover operator for genetic algorithms with set encoding. - Rubén Ruiz-Torrubiano; Alberto Suárez 001 (GECCO, 2011)

A memetic algorithm for cardinality-constrained portfolio optimization with transaction costs. - Rubén Ruiz-Torrubiano; Alberto Suárez 001 (Appl. Soft Comput., 2015)

Variability of safety risks in production environments. - Deepak Dhungana; Alois Haselböck; Rubén Ruiz-Torrubiano; Stefan Wallner (SPLC (A), 2022)

Smart Regions in the Age of the Citizen Developer: A Service-Oriented Engineering Approach. - Gerhard Kormann-Hainzl; Rubén Ruiz-Torrubiano (CEEeGov, 2023)

Applications of AI-Algorithms for Optimizing the Range and Minimizing the Risk of Electric Vehicles. - Lara Sophie van Haentjens; Rubén Ruiz-Torrubiano; Michael Reiner (EuroSPI (2), 2024)

Generating Counterfactual Explanations Using Cardinality Constraints. - Rubén Ruiz-Torrubiano (Tiny Papers @ ICLR, 2024)

Workshop Generative and Neurosymbolic AI in Software Engineering (GenSE'2024). - Rubén Ruiz-Torrubiano; Alois Haselböck; Danilo Valerio (Software Engineering, 2024)

A Scheduling Perspective on Modular Educational Systems in Europe. - Rubén Ruiz-Torrubiano; Sebastian Knopp; Lukas Matthias Wolf; Andreas Krystallidis (CoRR, 2024)

Introducing Individuality into Students' High School Timetables. - Andreas Krystallidis; Rubén Ruiz-Torrubiano (CoRR, 2024)

Modeling Local Search Metaheuristics Using Markov Decision Processes. - Rubén Ruiz-Torrubiano (CoRR, 2024)

XPERTISE 5.0: A Deep-Tech Based Research Agenda for Increasing Individual and Organizational Resilience in Industrial Settings. - Thomas Moser; Lena Leitenbauer; Rubén Ruiz-Torrubiano; Michael Reiner; Sabrina Romina Sorko; Josef Wolfartsberger (NOMS, 2025)

GenSE 2025 Workshop Summary. - Rubén Ruiz-Torrubiano; Alois Haselböck; Danilo Valerio (Software Engineering Companion, 2025)