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Dr. rer. nat. Mohamed Ahmed Sherif photo

Dr. rer. nat. Mohamed Ahmed Sherif

Senior Researchers

Office
F1.301

Speaking Hours

Tuesday, 11:00 - 13:00

Always send an email to schedule an appointment before coming to the office. Without an appointment, I may not have time to meet with you or may not be in the office, even during office hours.

Thesis Supervision

I supervised/supported several bachelor, master and doctoral theses (sorted by the year of submission).

2019

  • Learning Arbitrary RDF Dataset Enrichment Graphs Pre- & Postcondition Broadcasting (Master thesis)

2021

  • OntoConnect: Domain-Agnostic Ontology Alignment using Neural Networks (PhD thesis)

2022

  • Reinforced Active Learning for Link Discovery (Msc thesis)
  • Link Discovery over geo RDF data: Content similarity approach (Bachelor thesis)

2023

  • Leveraging Social Media in Disaster Situations (PhD thesis)

2024

  • Geospatial Link Discovery With Human In The Loop (PhD thesis)

2025

  • Developing Search Approach to Support Software Engineers Making Architectural Design Decisions (Msc thesis)

Research Interest

I am mainly interested in:

  • Data engineering, knowledge graph construction & ontology building
  • Knowledge graph integration using machine learning & large language models
  • Novel data integration approaches for supporting NLP tasks such as entity summarization & keyphrase extraction
  • Large language model for supporting data integration tasks and vice versa

Reviewing

My limited free time is partly consumed by tasks such as reviewing, for instance,”

Projects

Publications

Semantic Web – 22nd International Conference, ESWC 2025, Portoroz, Slovenia, June 1-5, 2025, Proceedings, 2025, #inproceedings

ANTS: Abstractive Entity Summarization in Knowledge Graphs Get BibTex

By Asep Fajar Firmansyah, Hamada M. Zahera, Mohamed Ahmed Sherif, Diego and Moussallem, Axel-Cyrille Ngonga Ngomo

ESWC, 2024, #inproceedings

Efficient Evaluation of Conjunctive Regular Path Queries Using Multi-way Joins Get BibTex

By Nikolaos Karalis, Alexander Bigerl, Liss Heidrich, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo

The Semantic Web -- ISWC 2024, 2024, #inproceedings

BLINK: Blank Node Matching Using Embeddings Get BibTex

By Alexander Becker, Mohamed Ahmed Sherif, Axel-Cyrille Ngonga Ngomo

Knowledge Graphs in the Age of Language Models and Neuro-Symbolic AI - Proceedings of the 20th International Conference on Semantic Systems (SEMANTiCS), 17-19 September 2024, Amsterdam, The Netherlands, 2024, #inproceedings

Generating SPARQL from Natural Language Using Chain-of-Thoughts Prompting Get BibTex

By Hamada M. Zahera, Manzoor Ali, Mohamed Ahmed Sherif, Diego Moussallem, Axel-Cyrille Ngonga Ngomo

Joint Proceedings of Posters, Demos, Workshops, and Tutorials of the 20th International Conference on Semantic Systems co-located with 20th International Conference on Semantic Systems (SEMANTiCS 2024), Amsterdam, The Netherlands, September 17-19, 2024, 2024, #inproceedings

PCFWebUI: Data-driven WebUI for holistic decarbonization based on PCF-Tracking Get BibTex

By Ajay Kumar, Marius Naumann, Kevin Henne, Mohamed Ahmed Sherif