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Retrieve information resources made by the machine processing may refer to multiple sources. A personal web as part of information resources in the Internet requires a feature that can be understood by computer machines. Therefore, in this…

Digital Libraries · Computer Science 2013-12-23 Istiadi , Azhari

This paper addresses the challenge of improving information retrieval from semi-structured eXtensible Markup Language (XML) documents. Traditional information retrieval systems (IRS) often overlook user-specific needs and return identical…

Information Retrieval · Computer Science 2026-03-24 Ounnaci Iddir , Ahmed-ouamer Rachid , Tai Dinh

While the abundance of rich and vast datasets across numerous fields has facilitated the advancement of natural language processing, sectors in need of specialized data types continue to struggle with the challenge of finding quality data.…

Computation and Language · Computer Science 2026-02-06 Hyeonseok Kang , Hyein Seo , Jeesu Jung , Sangkeun Jung , Du-Seong Chang , Riwoo Chung

Most existing large language models (LLMs) are expensive to adapt after deployment, especially when a task requires newly produced information or niche domain knowledge. Recent work has shown that, by manipulating and optimizing their…

Computation and Language · Computer Science 2026-05-15 Zeyu Huang , Adhiguna Kuncoro , Qixuan Feng , Jiajun Shen , Lucio Dery , Arthur Szlam , Marc'Aurelio Ranzato

Ontologies are one of the core foundations of the Semantic Web. To participate in Semantic Web projects, domain experts need to be able to understand the ontologies involved. Visual notations can provide an overview of the ontology and help…

Artificial Intelligence · Computer Science 2016-07-07 Renārs Liepiņš , Uldis Bojārs , Normunds Grūzītis , Kārlis Čerāns , Edgars Celms

The Web has become a potentially infinite information resource, turning into an essential tool for many daily activities. This resulted in an increase in the amount of information available in users' contexts that is not taken into account…

Information Retrieval · Computer Science 2018-10-11 Carlos M. Lorenzetti

Problems faced by international standardization bodies become more and more crucial as the number and the size of the standards they produce increase. Sometimes, also, the lack of coordination among the committees in charge of the…

Software Engineering · Computer Science 2018-06-19 A. F. Cutting-Decelle , A. Digeon , R. I. Young , J. L. Barraud , P. Lamboley

This survey investigates how ontologies, semantic log processing, and Large Language Models (LLMs) enhance cybersecurity. Ontologies structure domain knowledge, enabling interoperability, data integration, and advanced threat analysis.…

Cryptography and Security · Computer Science 2025-10-21 Bruno Lourenço , Pedro Adão , João F. Ferreira , Mario Monteiro Marques , Cátia Vaz

Background: Ontologies are fundamental components of informatics infrastructure in domains such as biomedical, environmental, and food sciences, representing consensus knowledge in an accurate and computable form. However, their…

Many successful approaches to semantic parsing build on top of the syntactic analysis of text, and make use of distributional representations or statistical models to match parses to ontology-specific queries. This paper presents a novel…

Computation and Language · Computer Science 2014-04-30 Edward Grefenstette , Phil Blunsom , Nando de Freitas , Karl Moritz Hermann

In this paper, we discuss the utility and deficiencies of existing ontology resources for a number of language processing applications. We describe a technique for increasing the semantic type coverage of a specific ontology, the National…

Computation and Language · Computer Science 2007-05-23 J. Pustejovsky , A. Rumshisky , J. Castano

Statistical topic models provide a general data-driven framework for automated discovery of high-level knowledge from large collections of text documents. While topic models can potentially discover a broad range of themes in a data set,…

Artificial Intelligence · Computer Science 2008-08-08 Chaitanya Chemudugunta , Padhraic Smyth , Mark Steyvers

While contemporary semantic search systems offer to improve classical keyword-based search, they are not always adequate for complex domain specific information needs. The domain of prescription drug abuse, for example, requires knowledge…

Information Retrieval · Computer Science 2014-11-17 Delroy Cameron , Amit Sheth , Nishita Jaykumar , Krishnaprasad Thirunarayan , Gaurish Anand , Gary A. Smith

Ontologies are the prime way of organizing data in the Semantic Web. Often, it is necessary to combine several, independently developed ontologies to obtain a knowledge graph fully representing a domain of interest. The complementarity of…

Artificial Intelligence · Computer Science 2020-05-07 Samira Babalou , Birgitta König-Ries

An ontology makes a special vocabulary which describes the domain of interest and the meaning of the term on that vocabulary. Based on the precision of the specification, the concept of the ontology contains several data and conceptual…

Information Retrieval · Computer Science 2019-10-01 Maryam Alizadeh , Maliheh Heydarpour Shahrezaei , Farajollah Tahernezhad-Javazm

We are presenting a set of multilingual text analysis tools that can help analysts in any field to explore large document collections quickly in order to determine whether the documents contain information of interest, and to find the…

Computation and Language · Computer Science 2007-05-23 Camelia Ignat , Bruno Pouliquen , Ralf Steinberger , Tomaz Erjavec

Ontologies provide formal representation of knowledge shared within Semantic Web applications. Ontology learning involves the construction of ontologies from a given corpus. In the past years, ontology learning has traversed through shallow…

Information Retrieval · Computer Science 2024-06-18 Rick Du , Huilong An , Keyu Wang , Weidong Liu

Ontological Knowledge Bases (OKBs) play a vital role in structuring domain-specific knowledge and serve as a foundation for effective knowledge management systems. However, their traditional manual development poses significant challenges…

Information Retrieval · Computer Science 2026-03-16 Le Ngoc Luyen , Marie-Hélène Abel , Philippe Gouspillou

Enterprises are creating domain-specific knowledge graphs by curating and integrating their business data from multiple sources. The data in these knowledge graphs can be described using ontologies, which provide a semantic abstraction to…

Databases · Computer Science 2020-10-06 Chuan Lei , Rana Alotaibi , Abdul Quamar , Vasilis Efthymiou , Fatma Özcan

We propose a new method for mining frequent patterns in a language that combines both Semantic Web ontologies and rules. In particular we consider the setting of using a language that combines description logics with DL-safe rules. This…

Logic in Computer Science · Computer Science 2015-03-13 Joanna Jozefowska , Agnieszka Lawrynowicz , Tomasz Lukaszewski