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Related papers: Mapping Patterns for Virtual Knowledge Graphs

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Biomedical ontologies, which comprehensively define concepts and relations for biomedical entities, are crucial for structuring and formalizing domain-specific information representations. Biomedical code mapping identifies similarity or…

Information Retrieval · Computer Science 2025-02-27 Hui Feng , Yuntzu Yin , Emiliano Reynares , Jay Nanavati

With knowledge graphs (KGs) at the center of numerous applications such as recommender systems and question answering, the need for generalized pipelines to construct and continuously update such KGs is increasing. While the individual…

Artificial Intelligence · Computer Science 2024-09-05 Marvin Hofer , Daniel Obraczka , Alieh Saeedi , Hanna Köpcke , Erhard Rahm

Learning embeddings of entities and relations existing in knowledge bases allows the discovery of hidden patterns in data. In this work, we examine the geometrical space's contribution to the task of knowledge base completion. We focus on…

Computation and Language · Computer Science 2019-08-20 Prodromos Kolyvakis , Alexandros Kalousis , Dimitris Kiritsis

Knowledge Graph Completion has been increasingly adopted as a useful method for helping address several tasks in biomedical research, such as drug repurposing or drug-target identification. To that end, a variety of datasets and Knowledge…

Machine Learning · Computer Science 2025-11-07 Alberto Cattaneo , Stephen Bonner , Thomas Martynec , Edward Morrissey , Carlo Luschi , Ian P Barrett , Daniel Justus

Knowledge graph construction typically relies either on predefined ontologies or on schema-free extraction. Ontology-driven pipelines enforce consistent typing but require costly schema design and maintenance, whereas schema-free methods…

Artificial Intelligence · Computer Science 2026-04-07 Mohammad Sadeq Abolhasani , Yang Ba , Yixuan He , Rong Pan

Ontologies are widely used for representing domain knowledge and meta data, playing an increasingly important role in Information Systems, the Semantic Web, Bioinformatics and many other domains. However, logical reasoning that ontologies…

Artificial Intelligence · Computer Science 2025-04-08 Jiaoyan Chen , Olga Mashkova , Fernando Zhapa-Camacho , Robert Hoehndorf , Yuan He , Ian Horrocks

Educational, learning, and training materials have become extremely commonplace across the Internet. Yet, they frequently remain disconnected from each other, fall into platform silos, and so on. One way to overcome this is to provide a…

Computers and Society · Computer Science 2025-06-09 Antrea Christou , Chris Davis Jaldi , Joseph Zalewski , Hande Küçük McGinty , Pascal Hitzler , Cogan Shimizu

Modelling how concepts are related is a central topic in Lexical Semantics. A common strategy is to rely on knowledge graphs (KGs) such as ConceptNet, and to model the relation between two concepts as a set of paths. However, KGs are…

Computation and Language · Computer Science 2023-10-20 Nitesh Kumar , Steven Schockaert

Temporal knowledge graph (TKG) extrapolation is an important task that aims to predict future facts through historical interaction information within KG snapshots. A key challenge for most existing TKG extrapolation models is handling…

Artificial Intelligence · Computer Science 2026-04-08 Dongying Lin , Yinan Liu , Shengwei tang , Bin Wang , Xiaochun Yang

Recent approaches of computer vision utilize deep learning methods as they perform quite well if training and testing domains follow the same underlying data distribution. However, it has been shown that minor variations in the images that…

Computer Vision and Pattern Recognition · Computer Science 2022-01-31 Sebastian Monka , Lavdim Halilaj , Achim Rettinger

Knowledge Graphs (KGs) are a powerful representation of linked data, offering flexibility, semantic richness, and support for knowledge enrichment and reasoning. They help data owners organize and exploit heterogeneous data to provide…

Cryptography and Security · Computer Science 2026-05-20 Yasmine Hayder

Knowledge graphs (KGs) serve as powerful tools for organizing and representing structured knowledge. While their utility is widely recognized, challenges persist in their automation and completeness. Despite efforts in automation and the…

Artificial Intelligence · Computer Science 2024-05-07 Mutahira Khalid , Raihana Rahman , Asim Abbas , Sushama Kumari , Iram Wajahat , Syed Ahmad Chan Bukhari

In real world applications, knowledge graphs (KG) are widely used in various domains (e.g. medical applications and dialogue agents). However, for fact verification, KGs have not been adequately utilized as a knowledge source. KGs can be a…

Computation and Language · Computer Science 2023-10-18 Jiho Kim , Sungjin Park , Yeonsu Kwon , Yohan Jo , James Thorne , Edward Choi

Real-world Knowledge Graphs (KGs) often suffer from incompleteness, which limits their potential performance. Knowledge Graph Completion (KGC) techniques aim to address this issue. However, traditional KGC methods are computationally…

Computation and Language · Computer Science 2023-11-03 Alla Chepurova , Aydar Bulatov , Yuri Kuratov , Mikhail Burtsev

Knowledge graphs (KGs) have shown to be an important asset of large companies like Google and Microsoft. KGs play an important role in providing structured and semantically rich information, making them available to people and machines, and…

Databases · Computer Science 2020-05-05 Elwin Huaman , Elias Kärle , Dieter Fensel

Knowledge graphs (KGs) have become the preferred technology for representing, sharing and adding knowledge to modern AI applications. While KGs have become a mainstream technology, the RDF/SPARQL-centric toolset for operating with them at…

Knowledge graphs (KGs) have become valuable knowledge resources in various applications, and knowledge graph embedding (KGE) methods have garnered increasing attention in recent years. However, conventional KGE methods still face challenges…

Computation and Language · Computer Science 2023-12-19 Mingyang Chen , Wen Zhang , Yuxia Geng , Zezhong Xu , Jeff Z. Pan , Huajun Chen

Industry 5.0 demands IoT systems that support seamless human-machine collaboration, yet current IoT data analysis requires deep domain, deployment, and query expertise. We show that combining Large Language Models (LLMs) with Knowledge…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-15 Junaid Ahmed Khan , Hiari Pizzini Cavagna , Andrea Proia , Andrea Bartolini

Knowledge Graphs (KGs) have shown to be very important for applications such as personal assistants, question-answering systems, and search engines. Therefore, it is crucial to ensure their high quality. However, KGs inevitably contain…

Databases · Computer Science 2022-08-18 Elwin Huaman , Dieter Fensel

Knowledge Graphs (KGs) store structured factual knowledge by linking entities through relationships, crucial for many applications. These applications depend on the KG's factual accuracy, so verifying facts is essential, yet challenging.…

Databases · Computer Science 2026-02-12 Farzad Shami , Stefano Marchesin , Gianmaria Silvello
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