publicações selecionadas
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artigo académico
- The Dynamics between Structural Conditions and Entrepreneurship in Europe: Feature Extraction and System GMM Approaches. Biomedicines. 2022
- Unveiling the Dynamics of the European Entrepreneurial Framework Conditions over the Last Two Decades: A Cluster Analysis. Axioms. 2021
- A logistic regression model for consumer default risk. Communications in Statistics - Theory and Methods. 2020
- A multi-model methodology for forecasting sales and returns of liquefied petroleum gas cylinders. Expert Systems with Applications. 2020
- Consumer Default Risk Assessment in a Banking Institution 2016
- MANOVA for Distinguishing Experts’ Perceptions about Entrepreneurship using NES Data from GEM 2016
- Optimization in Generalized Linear Models: a Case Study 2016
- Adaptive Penalty and Barrier function based on Fuzzy Logic. Expert Systems with Applications. 2015
- Classification of some penalty methods. Integral Methods in Science and Engineering: Analytic Methods. 2010
- Derivative-free nonlinear optimization filter simplex. International Journal of Applied Mathematics and Computer Science. 2010
- Direct search optimization application programming interface with remote access. IAENG International Journal of Applied Mathematics. 2010
- Derivative-free optimization and filter methods to solve nonlinear constrained problems. International Journal of Computer Mathematics. 2009
- Métodos de Penalidade Exacta para Resolução de Problemas de Optimização não Linear. Investigação Operacional. 2008
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artigo de conferência
- It’s Mathematics!: A modelling day to develop real-world problem solving. AI Communications. 2019
- Resolution of Constrained Non-linear Optimization Problems Using Direct Search Methods Combined with New Measures to Admissibility in Filters Method 2017
- Application of factor analysis to the water quality in reservoirs. AIP Conference Proceedings. 2017
- Hierarchical clusters of phytoplankton variables in dammed water bodies. AIP Conference Proceedings. 2017
- Phytoplankton analysis of Portuguese reservoirs: A cluster analysis with R 2015
- Comparison of Some Penalty and Barrier Techniques in Direct Search Methods 2014
- A Java Expression Evaluator for Nonlinear Programming 2013
- Improvement of a filter method in a derivative free optimization 2012
- A web-based tool to evaluate the iterative processes of direct search methods 2011
- Filters method in direct search optimization, New measures to admissibility 2011
- Direct Search Methods for Nonlinear Optimization 2010
- Direct-Search Penalty/Barrier Methods 2010
- Constrained Nonlinear Optimization Without Derivatives 2009
- Derivative-free Optimization and Filter Methods for Solve Nonlinear Constrained Problems 2008
- Direct Search Algorithms for Nonlinear Problems and the Java Language 2008
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capítulo de livro
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documento