Search Results for author: Harald Sack

Found 17 papers, 6 papers with code

Semantic Web and Creative AI -- A Technical Report from ISWS 2023

no code implementations30 Jan 2025 Raia Abu Ahmad, Reham Alharbi, Roberto Barile, Martin Böckling, Francisco Bolanos, Sara Bonfitto, Oleksandra Bruns, Irene Celino, Yashrajsinh Chudasama, Martin Critelli, Claudia d'Amato, Giada D'Ippolito, Ioannis Dasoulas, Stefano De Giorgis, Vincenzo De Leo, Chiara Di Bonaventura, Marco Di Panfilo, Daniil Dobriy, John Domingue, Xuemin Duan, Michel Dumontier, Sefika Efeoglu, Ruben Eschauzier, Fakih Ginwa, Nicolas Ferranti, Arianna Graciotti, Philipp Hanisch, George Hannah, Golsa Heidari, Aidan Hogan, Hassan Hussein, Alexane Jouglar, Jan-Christoph Kalo, Manoé Kieffer, Antonis Klironomos, Inês Koch, Weronika Lajewska, Nicolas Lazzari, Mikael Lindekrans, Anna Sofia Lippolis, Majlinda Llugiqi, Eleonora Mancini, Eleonora Marzi, Laura Menotti, Daniela Milon Flores, Soulakshmee Nagowah, Kerstin Neubert, Emetis Niazmand, Ebrahim Norouzi, Beatriz Olarte Martinez, Anouk Michelle Oudshoorn, Andrea Poltronieri, Valentina Presutti, Disha Purohit, Ensiyeh Raoufi, Celian Ringwald, Johanna Rockstroh, Sebastian Rudolph, Harald Sack, Zafar Saeed, Mohammad Javad Saeedizade, Aya Sahbi, Cristian Santini, Aleksandra Simic, Dennis Sommer, Rita Sousa, Mary Ann Tan, Vidyashree Tarikere, Tabea Tietz, Liam Tirpitz, Arnaldo Tomasino, Frank van Harmelen, Joao Vissoci, Caitlin Woods, Bohui Zhang, Xinyue Zhang, Heng Zheng

ISWS 2023 explored various intersections between Semantic Web technologies and creative AI.

Knowledge Graphs Prompt Engineering

NFDIcore 2.0: A BFO-Compliant Ontology for Multi-Domain Research Infrastructures

no code implementations16 Sep 2024 Oleksandra Bruns, Tabea Tietz, Joerg Waitelonis, Etienne Posthumus, Harald Sack

This paper presents NFDIcore 2. 0, an ontology compliant with the Basic Formal Ontology (BFO) designed to represent the diverse research communities of the National Research Data Infrastructure (NFDI) in Germany.

NFDI4DSO: Towards a BFO Compliant Ontology for Data Science

1 code implementation16 Aug 2024 Genet Asefa Gesese, Jörg Waitelonis, Zongxiong Chen, Sonja Schimmler, Harald Sack

The NFDI4DataScience (NFDI4DS) project aims to enhance the accessibility and interoperability of research data within Data Science (DS) and Artificial Intelligence (AI) by connecting digital artifacts and ensuring they adhere to FAIR (Findable, Accessible, Interoperable, and Reusable) principles.

The landscape of ontologies in materials science and engineering: A survey and evaluation

1 code implementation12 Aug 2024 Ebrahim Norouzi, Jörg Waitelonis, Harald Sack

This paper provides an overview of ontologies used in Materials Science and Engineering to assist domain experts in selecting the most suitable ontology for a given purpose.

OAEI Machine Learning Dataset for Online Model Generation

1 code implementation29 Apr 2024 Sven Hertling, Ebrahim Norouzi, Harald Sack

In this paper, we introduce a dataset that contains training, validation, and test sets for most of the OAEI tracks.

Graph Matching model

Multimodal Search on Iconclass using Vision-Language Pre-Trained Models

no code implementations23 Jun 2023 Cristian Santini, Etienne Posthumus, Mary Ann Tan, Oleksandra Bruns, Tabea Tietz, Harald Sack

Terminology sources, such as controlled vocabularies, thesauri and classification systems, play a key role in digitizing cultural heritage.

Information Retrieval Language Modeling +2

RAILD: Towards Leveraging Relation Features for Inductive Link Prediction In Knowledge Graphs

1 code implementation21 Nov 2022 Genet Asefa Gesese, Harald Sack, Mehwish Alam

In this work, a novel Relation Aware Inductive Link preDiction (RAILD) is proposed for KG completion which learns representations for both unseen entities and unseen relations.

Inductive Link Prediction Knowledge Graphs +1

A Knowledge Graph Embeddings based Approach for Author Name Disambiguation using Literals

1 code implementation24 Jan 2022 Cristian Santini, Genet Asefa Gesese, Silvio Peroni, Aldo Gangemi, Harald Sack, Mehwish Alam

These efforts to standardize these data and make them accessible have also led to many challenges such as exploration of scholarly articles, ambiguous authors, etc.

Blocking Knowledge Graph Embeddings +1

MigrationsKB: A Knowledge Base of Public Attitudes towards Migrations and their Driving Factors

1 code implementation17 Aug 2021 Yiyi Chen, Harald Sack, Mehwish Alam

The goal of this study is the analysis of social media platform to quantify public attitudes towards migrations and the identification of different factors causing these attitudes.

Entity Linking Hate Speech Detection +1

Knowledge Graphs Evolution and Preservation -- A Technical Report from ISWS 2019

no code implementations22 Dec 2020 Nacira Abbas, Kholoud Alghamdi, Mortaza Alinam, Francesca Alloatti, Glenda Amaral, Claudia d'Amato, Luigi Asprino, Martin Beno, Felix Bensmann, Russa Biswas, Ling Cai, Riley Capshaw, Valentina Anita Carriero, Irene Celino, Amine Dadoun, Stefano De Giorgis, Harm Delva, John Domingue, Michel Dumontier, Vincent Emonet, Marieke van Erp, Paola Espinoza Arias, Omaima Fallatah, Sebastián Ferrada, Marc Gallofré Ocaña, Michalis Georgiou, Genet Asefa Gesese, Frances Gillis-Webber, Francesca Giovannetti, Marìa Granados Buey, Ismail Harrando, Ivan Heibi, Vitor Horta, Laurine Huber, Federico Igne, Mohamad Yaser Jaradeh, Neha Keshan, Aneta Koleva, Bilal Koteich, Kabul Kurniawan, Mengya Liu, Chuangtao Ma, Lientje Maas, Martin Mansfield, Fabio Mariani, Eleonora Marzi, Sepideh Mesbah, Maheshkumar Mistry, Alba Catalina Morales Tirado, Anna Nguyen, Viet Bach Nguyen, Allard Oelen, Valentina Pasqual, Heiko Paulheim, Axel Polleres, Margherita Porena, Jan Portisch, Valentina Presutti, Kader Pustu-Iren, Ariam Rivas Mendez, Soheil Roshankish, Sebastian Rudolph, Harald Sack, Ahmad Sakor, Jaime Salas, Thomas Schleider, Meilin Shi, Gianmarco Spinaci, Chang Sun, Tabea Tietz, Molka Tounsi Dhouib, Alessandro Umbrico, Wouter van den Berg, Weiqin Xu

Although linked open data (LOD) is one knowledge graph, it is the closest realisation (and probably the only one) to a public FAIR Knowledge Graph (KG) of everything.

Common Sense Reasoning Knowledge Graphs

Entity Type Prediction in Knowledge Graphs using Embeddings

no code implementations28 Apr 2020 Russa Biswas, Radina Sofronova, Mehwish Alam, Harald Sack

Open Knowledge Graphs (such as DBpedia, Wikidata, YAGO) have been recognized as the backbone of diverse applications in the field of data mining and information retrieval.

Entity Typing Information Retrieval +7

Is Aligning Embedding Spaces a Challenging Task? A Study on Heterogeneous Embedding Alignment Methods

no code implementations21 Feb 2020 Russa Biswas, Mehwish Alam, Harald Sack

Representation Learning of words and Knowledge Graphs (KG) into low dimensional vector spaces along with its applications to many real-world scenarios have recently gained momentum.

Entity Disambiguation Question Answering +1

A Survey on Knowledge Graph Embeddings with Literals: Which model links better Literal-ly?

no code implementations28 Oct 2019 Genet Asefa Gesese, Russa Biswas, Mehwish Alam, Harald Sack

This paper conducts a survey of KG embedding models which not only consider the structured information contained in the form of entities and relations in a KG but also the unstructured information represented as literals such as text, numerical values, images, etc.

Entity Linking Knowledge Graph Embeddings +4

Crowdsourced Corpus with Entity Salience Annotations

no code implementations LREC 2016 Milan Dojchinovski, Dinesh Reddy, Tom{\'a}{\v{s}} Kliegr, Tom{\'a}{\v{s}} Vitvar, Harald Sack

In this paper, we present a crowdsourced dataset which adds entity salience (importance) annotations to the Reuters-128 dataset, which is subset of Reuters-21578.

Named Entity Linking in #Tweets with KEA

no code implementations1 Apr 2016 Jörg Waitelonis, Harald Sack

This paper presents the KEA system at the #Microposts 2016 NEEL Challenge.

Entity Disambiguation Entity Linking

Cannot find the paper you are looking for? You can Submit a new open access paper.