7.1k citations
- Universidade de Santiago de CompostelaES23 papers
- Universidade da CoruñaES20 papers
- Centre National de la Recherche ScientifiqueFR15 papers
- Instituto de Astrofísica de CanariasES8 papers
- Centro de AstrobiologíaES7 papers
- Instituto de Astrofísica de AndalucíaES7 papers
- University of LisbonPT7 papers
- European Space Astronomy CentreES6 papers
- KU LeuvenBE6 papers
- Observatoire de la Côte d’AzurFR6 papers
- Universidad de GranadaES6 papers
- Universidad de La LagunaES6 papers
35 papers · 1 filter
Discovery of a dormant 33 solar-mass black hole in pre-release Gaia astrometry
Gaia Collaboration, P. Panuzzo, T. Mazeh +412
Gravitational waves from black-hole merging events have revealed a population of extra-galactic BHs residing in short-period binaries with masses that are higher than expected base…
Creating emoji lexica from unsupervised sentiment analysis of their descriptions
Milagros Fernández-Gavilanes, Jonathan Juncal-Martínez, Silvia García-Méndez +2
Online media, such as blogs and social networking sites, generate massive volumes of unstructured data of great interest to analyze the opinions and sentiments of individuals and o…
Targeted aspect-based emotion analysis to detect opportunities and precaution in financial Twitter messages
Silvia García-Méndez, Francisco de Arriba-Pérez, Ana Barros-Vila +1
Microblogging platforms, of which Twitter is a representative example, are valuable information sources for market screening and financial models. In them, users voluntarily provid…
Automatic detection of relevant information, predictions and forecasts in financial news through topic modelling with Latent Dirichlet Allocation
Silvia García-Méndez, Francisco de Arriba-Pérez, Ana Barros-Vila +2
Financial news items are unstructured sources of information that can be mined to extract knowledge for market screening applications. Manual extraction of relevant information fro…
Detection of Temporality at Discourse Level on Financial News by Combining Natural Language Processing and Machine Learning
Silvia García-Méndez, Francisco de Arriba-Pérez, Ana Barros-Vila +1
Finance-related news such as Bloomberg News, CNN Business and Forbes are valuable sources of real data for market screening systems. In news, an expert shares opinions beyond plain…
Automatic explanation of the classification of Spanish legal judgments in jurisdiction-dependent law categories with tree estimators
Jaime González-González, Francisco de Arriba-Pérez, Silvia García-Méndez +2
Automatic legal text classification systems have been proposed in the literature to address knowledge extraction from judgments and detect their aspects. However, most of these sys…