activity
20242026
most citedThe landscape of ontologies in materials science and engineering: A survey and evaluation

5 citations · 5 across the 8 of their papers we have counts for

collaborators

9 papers

cs.AI2026

OntoInk: Interactive Ontology Visualization, Validation, and Reasoning

Ebrahim Norouzi, Jörg Waitelonis, Harald Sack

Ontology documentation, visualization, and validation are usually carried out with separate tools. This split workflow slows down development and makes knowledge transfer harder. W…

cs.DB2026

bikiDATA: A Python Library to Query and Explore Large-Scale RDF Datasets

Etienne Posthumus, Sven Hertling, Dilek Yargan +1

While knowledge graphs offer unparalleled data flexibility, the semantic gap between RDF triples and the native objects used by software engineers remains a significant barrier to…

cs.IR2025

AI4DiTraRe: Building the BFO-Compliant Chemotion Knowledge Graph

Ebrahim Norouzi, Nicole Jung, Anna M. Jacyszyn +2

Chemistry is an example of a discipline where the advancements of technology have led to multi-level and often tangled and tricky processes ongoing in the lab. The repeatedly compl…

cs.AI2025

Ontologies in Motion: A BFO-Based Approach to Knowledge Graph Construction for Motor Performance Research Data in Sports Science

Sarah Rebecca Ondraszek, Jörg Waitelonis, Katja Keller +3

An essential component for evaluating and comparing physical and cognitive capabilities between populations is the testing of various factors related to human performance. As a cor…

cs.IR2025

Semantic Representation of Processes with Ontology Design Patterns

Ebrahim Norouzi, Sven Hertling, Jörg Waitelonis +1

The representation of workflows and processes is essential in materials science engineering, where experimental and computational reproducibility depend on structured and semantica…

cs.CL2025

ConExion: Concept Extraction with Large Language Models

Ebrahim Norouzi, Sven Hertling, Harald Sack

In this paper, an approach for concept extraction from documents using pre-trained large language models (LLMs) is presented. Compared with conventional methods that extract keyphr…

cs.AI2024

NFDI4DSO: Towards a BFO Compliant Ontology for Data Science

Genet Asefa Gesese, Jörg Waitelonis, Zongxiong Chen +2

The NFDI4DataScience (NFDI4DS) project aims to enhance the accessibility and interoperability of research data within Data Science (DS) and Artificial Intelligence (AI) by connecti…

cs.IR2024★ 5 cited

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

Ebrahim Norouzi, Jörg Waitelonis, Harald Sack

Ontologies are widely used in materials science to describe experiments, processes, material properties, and experimental and computational workflows. Numerous online platforms are…

cs.IR2024

OAEI Machine Learning Dataset for Online Model Generation

Sven Hertling, Ebrahim Norouzi, Harald Sack

Ontology and knowledge graph matching systems are evaluated annually by the Ontology Alignment Evaluation Initiative (OAEI). More and more systems use machine learning-based approa…