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Related papers: Ontology Enrichment by Extracting Hidden Assertion…

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The paper proposes an analysis on some existent ontologies, in order to point out ways to resolve semantic heterogeneity in information systems. Authors are highlighting the tasks in a Knowledge Acquisiton System and identifying aspects…

Artificial Intelligence · Computer Science 2009-05-29 Alexandru Cicortas , Victoria Stana Iordan , Alexandra Emilia Fortis

This paper presents the principles of ontology-supported and ontology-driven conceptual navigation. Conceptual navigation realizes the independence between resources and links to facilitate interoperability and reusability. An engine builds…

Information Retrieval · Computer Science 2007-05-23 Michel Crampes , Sylvie Ranwez

Large language models (LLMs) have been used to generate query expansions augmenting original queries for improving information search. Recent studies also explore providing LLMs with initial retrieval results to generate query expansions…

Computation and Language · Computer Science 2025-02-07 Yu Xia , Junda Wu , Sungchul Kim , Tong Yu , Ryan A. Rossi , Haoliang Wang , Julian McAuley

The ubiquity and value of tables as semi-structured data across various domains necessitate advanced methods for understanding their complexity and vast amounts of information. Despite the impressive capabilities of large language models…

Computation and Language · Computer Science 2024-11-14 Deyi Ji , Lanyun Zhu , Siqi Gao , Peng Xu , Hongtao Lu , Jieping Ye , Feng Zhao

Relational and noSQL storages are developed for the fast processing of the large data sets having a stable structure, while the ontologies are used to rep-resent complex and dynamic sets of information of a limited size. In the in-dustrial…

Databases · Computer Science 2021-03-10 Sergey Gorshkov , Alexander Grebeshkov , Roman Shebalov

Distant supervised relation extraction is an efficient approach to scale relation extraction to very large corpora, and has been widely used to find novel relational facts from plain text. Recent studies on neural relation extraction have…

Computation and Language · Computer Science 2018-01-12 Zhengqiu He , Wenliang Chen , Zhenghua Li , Meishan Zhang , Wei Zhang , Min Zhang

Many formal languages have been proposed to express or represent Ontologies, including RDF, RDFS, DAML+OIL and OWL. Most of these languages are based on XML syntax, but with various terminologies and expressiveness. Therefore, choosing a…

Artificial Intelligence · Computer Science 2010-06-24 Mohammad Mustafa Taye

The scientific literature is a rich source of information for data mining with conceptual knowledge graphs; the open science movement has enriched this literature with complementary source code that implements scientific models. To exploit…

Machine Learning · Computer Science 2019-08-27 Kun Cao , James Fairbanks

Ontology-based data access (OBDA) is a popular paradigm for querying heterogeneous data sources by connecting them through mappings to an ontology. In OBDA, it is often difficult to reconstruct why a tuple occurs in the answer of a query.…

Databases · Computer Science 2019-06-04 Diego Calvanese , Davide Lanti , Ana Ozaki , Rafael Penaloza , Guohui Xiao

In this paper, we present an ontology of mathematical knowledge concepts that covers a wide range of the fields of mathematics and introduces a balanced representation between comprehensive and sensible models. We demonstrate the…

Artificial Intelligence · Computer Science 2014-08-12 Olga Nevzorova , Nikita Zhiltsov , Alexander Kirillovich , Evgeny Lipachev

Recent neural models for relation extraction with distant supervision alleviate the impact of irrelevant sentences in a bag by learning importance weights for the sentences. Efforts thus far have focused on improving extraction accuracy but…

Information Retrieval · Computer Science 2020-06-01 Hamed Shahbazi , Xiaoli Z. Fern , Reza Ghaeini , Prasad Tadepalli

Capability ontologies are increasingly used to model functionalities of systems or machines. The creation of such ontological models with all properties and constraints of capabilities is very complex and can only be done by ontology…

Artificial Intelligence · Computer Science 2024-10-21 Luis Miguel Vieira da Silva , Aljosha Köcher , Felix Gehlhoff , Alexander Fay

There is an increasing interest and effort in preserving and documenting endangered languages. Language data are valuable only when they are well-cataloged, indexed and searchable. Many language data, particularly those of lesser-spoken…

Digital Libraries · Computer Science 2009-02-19 Artem Chebotko , Shiyong Lu , Farshad Fotouhi , Anthony Aristar

This paper presents an original way to add new data in a reference dictionary from several other lexical resources, without loosing any consistence. This operation is carried in order to get lexical information classified by the sense of…

Digital Libraries · Computer Science 2007-05-23 Bernard Jacquemin

This report argues that, even in the simplest cases, IE is an ontology-driven process. It is not a mere text filtering method based on simple pattern matching and keywords, because the extracted pieces of texts are interpreted with respect…

Artificial Intelligence · Computer Science 2016-08-16 Claire Nédellec , Adeline Nazarenko

Extracting formal knowledge (ontologies) from natural language is a challenge that can benefit from a (semi-) formal linguistic representation of texts, at the semantic level. We propose to achieve such a representation by implementing the…

Artificial Intelligence · Computer Science 2022-01-14 David Rouquet , Valérie Bellynck , Christian Boitet , Vincent Berment

The importance of improving the FAIRness (findability, accessibility, interoperability, reusability) of research data is undeniable, especially in the face of large, complex datasets currently being produced by omics technologies.…

Knowledge-based question answering relies on the availability of facts, the majority of which cannot be found in structured sources (e.g. Wikipedia info-boxes, Wikidata). One of the major components of extracting facts from unstructured…

Computation and Language · Computer Science 2018-03-28 Christos Christodoulopoulos , Arpit Mittal

Trees -- i.e., the type of data structure known under this name -- are central to many aspects of knowledge organization. We investigate some central design choices concerning the ontological modeling of such trees. In particular, we…

Artificial Intelligence · Computer Science 2017-10-17 David Carral , Pascal Hitzler , Hilmar Lapp , Sebastian Rudolph

The Linked Open Data practice has led to a significant growth of structured data on the Web in the last decade. Such structured data describe real-world entities in a machine-readable way, and have created an unprecedented opportunity for…

Computation and Language · Computer Science 2022-06-27 Ziqi Zhang , Xingyi Song
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