ARGIMIRO ALEJANDRO
ARRATIA QUESADA
Investigador en el període 2003-2009
Universitat Politècnica de Catalunya
Barcelona, EspañaPublicacions en col·laboració amb investigadors/es de Universitat Politècnica de Catalunya (37)
2024
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How to Keep Your Portfolio Close in Risk and Diversification to a Desired Benchmark
Computational Economics, Vol. 64, Núm. 3, pp. 1489-1505
2023
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Estimated Covid-19 burden in Spain: ARCH underreported non-stationary time series
BMC medical research methodology, Vol. 23, Núm. 1, pp. 75
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Identifying bias in network clustering quality metrics
PeerJ Computer Science, Vol. 9
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What to Do with Your Sentiments in Finance
Communications in Computer and Information Science
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clustAnalytics: An R Package for Assessing Stability and Significance of Communities in Networks
R Journal, Vol. 15, Núm. 2, pp. 134-144
2022
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On Flows of Neural Ordinary Differential Equations That Are Solutions of Lotka-Volterra Dynamical Systems
Frontiers in Artificial Intelligence and Applications
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The Assessment of Clustering on Weighted Network with R Package clustAnalytics
Frontiers in Artificial Intelligence and Applications
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Towards and Efficient Algorithm for Computing the Reduced Mutual Information
Frontiers in Artificial Intelligence and Applications
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Tracking a Well Diversified Portfolio with Maximum Entropy in the Mean
Mathematics, Vol. 10, Núm. 4
2021
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Clustering assessment in weighted networks
PeerJ Computer Science, Vol. 7, pp. 1-27
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Cumulated burden of COVID-19 in Spain from a Bayesian perspective
European Journal of Public Health, Vol. 31, Núm. 4, pp. 917-920
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Predicciones financieras basadas en análisis de sentimiento de textos y minería de opiniones
Nuevos métodos de predicción económica con datos masivos (Fundación de las Cajas de Ahorros (FUNCAS)), pp. 137-162
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Sentiment analysis of financial news: Mechanics and statistics
Data Science for Economics and Finance: Methodologies and Applications (Springer International Publishing), pp. 195-216
2020
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American and exotic options in a market with frictions
European Journal of Finance, Vol. 26, Núm. 2-3, pp. 179-199
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An Evaluation of Equity Premium Prediction Using Multiple Kernel Learning with Financial Features
Neural Processing Letters, Vol. 52, Núm. 1, pp. 117-134
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Convolutional Neural Networks, Image Recognition and Financial Time Series Forecasting
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
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Deep and Wide Neural Networks Covariance Estimation
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
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Estimating the real burden of disease under a pandemic situation: The SARS-CoV2 case
PLoS ONE, Vol. 15, Núm. 12 December
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Portfolio Optimization in Incomplete Markets and Price Constraints Determined by Maximum Entropy in the Mean
Computational Economics, Vol. 56, Núm. 4, pp. 929-952
2019
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On the efficacy of stop-loss rules in the presence of overnight gaps
Quantitative Finance, Vol. 19, Núm. 11, pp. 1857-1873