Search Results for author: Sergio Abriola

Found 4 papers, 0 papers with code

Computational Complexity of Preferred Subset Repairs on Data-Graphs

no code implementations14 Feb 2024 Nina Pardal, Santiago Cifuentes, Edwin Pin, Maria Vanina Martinez, Sergio Abriola

The problem of repairing inconsistent knowledge bases has a long history within the communities of database theory and knowledge representation and reasoning, especially from the perspective of structured data.

The Distributional Uncertainty of the SHAP score in Explainable Machine Learning

no code implementations23 Jan 2024 Santiago Cifuentes, Leopoldo Bertossi, Nina Pardal, Sergio Abriola, Maria Vanina Martinez, Miguel Romero

In this paper, we propose a principled framework for reasoning on SHAP scores under unknown entity population distributions.

On the complexity of finding set repairs for data-graphs

no code implementations15 Jun 2022 Sergio Abriola, Santiago Cifuentes, María Vanina Martínez, Nina Pardal, Edwin Pin

In the deeply interconnected world we live in, pieces of information link domains all around us.

An epistemic approach to model uncertainty in data-graphs

no code implementations29 Sep 2021 Sergio Abriola, Santiago Cifuentes, María Vanina Martínez, Nina Pardal, Edwin Pin

Graph databases are becoming widely successful as data models that allow to effectively represent and process complex relationships among various types of data.

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