English
Related papers

Related papers: Discovery and Contextual Data Cleaning with Ontolo…

200 papers

This paper presents a simple decidable logic of functional dependence LFD, based on an extension of classical propositional logic with dependence atoms plus dependence quantifiers treated as modalities, within the setting of generalized…

Logic in Computer Science · Computer Science 2021-03-30 Alexandru Baltag , Johan van Benthem

Functional decomposition of logic circuits has profound influence on all quality aspects of the cost-effective implementation of modern digital systems. In this paper, a relational approach to the decomposition of logic circuits is…

Discrete Mathematics · Computer Science 2007-05-23 Tony T. Lee , Tong Ye

In this paper, we describe an approach to populate an existing ontology with instance information present in the natural language text provided as input. An ontology is defined as an explicit conceptualization of a shared domain. This…

Information Retrieval · Computer Science 2013-02-07 Raghu Anantharangachar , Srinivasan Ramani , S Rajagopalan

A central challenge in analyzing multivariate interactions within complex systems is to decompose how multiple inputs jointly determine an output. Existing approaches generally operate on observed probability distributions and can conflate…

Information Theory · Computer Science 2026-03-19 Clifford Bohm , Vincent R. Ragusa , Arend Hintze , Charles Ofria , Emily Dolson , Christoph Adami

A key task of data science is to identify relevant features linked to certain output variables that are supposed to be modeled or predicted. To obtain a small but meaningful model, it is important to find stochastically independent…

Methodology · Statistics 2021-12-23 Tim Breitenbach , Lauritz Rasbach , Chunguang Liang , Patrick Jahnke

Motivated by the increased need for formalized representations of the domain of Data Mining, the success of using Formal Concept Analysis (FCA) and Ontology in several Computer Science fields, we present in this paper a new approach for…

Databases · Computer Science 2013-11-08 Amel Grissa Touzi , Hela Ben Massoud , Alaya Ayadi

Ontology alignment, a critical process in the Semantic Web for detecting relationships between different ontologies, has traditionally focused on identifying so-called "simple" 1-to-1 relationships through class labels and properties…

Artificial Intelligence · Computer Science 2024-07-24 Reihaneh Amini , Sanaz Saki Norouzi , Pascal Hitzler , Reza Amini

Ontology-based data access (OBDA) is a popular approach for integrating and querying multiple data sources by means of a shared ontology. The ontology is linked to the sources using mappings, which assign views over the data to ontology…

Artificial Intelligence · Computer Science 2017-05-22 Charalampos Nikolaou , Egor V. Kostylev , George Konstantinidis , Mark Kaminski , Bernardo Cuenca Grau , Ian Horrocks

In ontology-based data access (OBDA), ontologies have been successfully employed for querying possibly unstructured and incomplete data. In this paper, we advocate using ontologies not only to formulate queries and compute their answers,…

Logic in Computer Science · Computer Science 2018-08-09 Medina Andreşel , Yazmin Ibáñez-García , Magdalena Ortiz , Mantas Šimkus

Although the intention of RDF is to provide an open, minimally constraining way for representing information, there exists an increasing number of applications for which guarantees on the structure and values of an RDF data set become…

Databases · Computer Science 2013-12-09 Michael Schmidt , Georg Lausen

Formal Concept Analysis (FCA) is a mathematical theory based on the formalization of the notions of concept and concept hierarchies. It has been successfully applied to several Computer Science fields such as data mining,software…

Artificial Intelligence · Computer Science 2009-05-29 Leonard Kwuida , Rokia Missaoui , Lahcen Boumedjout , Jean Vaillancourt

With the development of high-throughput technologies, genomics datasets rapidly grow in size, including functional genomics data. This has allowed the training of large Deep Learning (DL) models to predict epigenetic readouts, such as…

Genomics · Quantitative Biology 2024-05-30 Alexander Rakowski , Remo Monti , Viktoriia Huryn , Marta Lemanczyk , Uwe Ohler , Christoph Lippert

This paper presents a versatile technique for the purpose of feature selection and extraction - Class Dependent Features (CDFs). We use CDFs to improve the accuracy of classification and at the same time control computational expense by…

Machine Learning · Computer Science 2014-12-30 Kratarth Goel , Raunaq Vohra , Ainesh Bakshi

Efficient ontology debugging is a cornerstone for many activities in the context of the Semantic Web, especially when automatic tools produce (parts of) ontologies such as in the field of ontology matching. The best currently known…

Artificial Intelligence · Computer Science 2012-09-18 Patrick Rodler , Kostyantyn Shchekotykhin , Philipp Fleiss , Gerhard Friedrich

Ontologies usually suffer from the semantic heterogeneity when simultaneously used in information sharing, merging, integrating and querying processes. Therefore, the similarity identification between ontologies being used becomes a…

Artificial Intelligence · Computer Science 2010-06-24 Amjad Farooq , Syed Ahsan , Abad Shah

Fractional Differential Equations (FDEs) are essential tools for modelling complex systems in science and engineering. They extend the traditional concepts of differentiation and integration to non-integer orders, enabling a more precise…

Machine Learning · Computer Science 2025-03-27 C. Coelho , M. Fernanda P. Costa , L. L. Ferrás

Ontology embeddings map classes, relations, and individuals in ontologies into $\mathbb{R}^n$, and within $\mathbb{R}^n$ similarity between entities can be computed or new axioms inferred. For ontologies in the Description Logic…

Artificial Intelligence · Computer Science 2024-06-27 Olga Mashkova , Fernando Zhapa-Camacho , Robert Hoehndorf

Ontology Matching aims to find a set of semantic correspondences, called an alignment, between related ontologies. In recent years, there has been a growing interest in efficient and effective matching methods for large ontologies. However,…

Artificial Intelligence · Computer Science 2013-07-23 Emanuel Santos , Daniel Faria , Cátia Pesquita , Francisco Couto

Ontologies such as taxonomies, product catalogs or web directories are heavily used and hence evolve frequently to meet new requirements or to better reflect the current instance data of a domain. To effectively manage the evolution of…

Databases · Computer Science 2010-10-04 Michael Hartung , Anika Groß , Erhard Rahm

Functional Data Analysis (FDA) is a statistical domain developed to handle functional data characterized by high dimensionality and complex data structures. Sequential Neural Networks (SNNs) are specialized neural networks capable of…

Machine Learning · Computer Science 2023-11-06 J. Zhao , J. Li , M. Chen , S. Jadhav
‹ Prev 1 4 5 6 7 8 10 Next ›