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Dr. rer. nat. Caglar Demir
Senior Researchers
Research Interest
My research interest centers around developing scalable algorithms for learning and reasoning on knowledge graphs. For more, please refer to
Software Frameworks
- DICE Embeddings: Hardware-agnostic Framework for Large-scale Knowledge Graph Embeddings
- Ontolearn: Scalable Description Logic Concept Learning Framework
PC Member
ECML 2023, IJCAI 2024
Thesis Supervision
2023
- Enhancing the Capabilities of Large Language Models Using Knowledge Graphs in Finance
- Multimodal RAG over Knowledge Graph
- OWL Neural Reasoner
- Answering Complex Queries with Negations in Incomplete Knowledge Graph
Projects
Publications
Ontolearn---A Framework for Large-scale OWL Class Expression Learning in Python
Journal of Machine Learning Research, JMLR, 2025, #article
ROCES: Robust Class Expression Synthesis in Description Logics via Iterative Sampling
Proceedings of the Thirty-Third International Joint Conference on Artificial Intelligence, IJCAI-24, 2024, #inproceedings
Evaluating Negation with Multi-way Joins Accelerates Class Expression Learning
Machine Learning and Knowledge Discovery in Databases. Research Track - European Conference, ECML PKDD 2024, Vilnius, Lithuania, September 9-13, 2024, Proceedings, Part VI, 2024, #inproceedings
Inference over Unseen Entities, Relations and Literals on Knowledge Graphs
ECAI Workshops, 2024, #inproceedings
Universal Knowledge Graph Embeddings
Companion Proceedings of the ACM on Web Conference 2024, 2024, #inproceedings
Embedding Knowledge Graphs in Degenerate Clifford Algebras
Proceedings of the 27TH EUROPEAN CONFERENCE ON ARTIFICIAL INTELLIGENCE, 2024, #inproceedings
Embedding Knowledge Graphs in Function Spaces
Proceedings of the 33rd ACM International Conference on Information and Knowledge Management, 2024, #inproceedings
Neural Class Expression Synthesis (Extended Abstract)
NeSy 2023, 17th International Workshop on Neural-Symbolic Learning and Reasoning, Certosa di Pontignano, Siena, Italy, 2023, #inproceedings
Learning Permutation-Invariant Embeddings for Description Logic Concepts
Advances in Intelligent Data Analysis XXI: 21st International Symposium on Intelligent Data Analysis, IDA 2023, Louvain-la-Neuve, Belgium, April 12--14, 2023, Proceedings, 2023, #inproceedings
Neuro-Symbolic Class Expression Learning
The 32nd International Joint Conference on Artificial Intelligence, IJCAI 2023, 2023, #inproceedings
Neural Class Expression Synthesis in ALCHIQ(D)
Machine Learning and Knowledge Discovery in Databases, 2023, #inproceedings
Neural Class Expression Synthesis
The Semantic Web - 20th International Conference, ESWC 2023, Hersonissos, Crete, Greece, May 28 - June 1, 2023, Proceedings, 2023, #inproceedings
Clifford Embeddings – A Generalized Approach for Embedding in Normed Algebras
European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases, ECML PKDD 2023, 2023, #inproceedings
Hardware-agnostic computation for large-scale knowledge graph embeddings
Software Impacts, 2022, #article
EvoLearner: Learning Description Logics with Evolutionary Algorithms
WWW, 2022, #inproceedings
Convolutional Hypercomplex Embeddings for Link Prediction
Asian Conference on Machine Learning, 2021, #inproceedings
Convolutional Complex Knowledge Graph Embeddings
Eighteenth Extended Semantic Web Conference - Research Track, 2021, #inproceedings
A shallow neural model for relation prediction
Proceedings of the 15th IEEE International Conference on Semantic Computing (ICSC 2021), 2021, #inproceedings
Ontolearn---A Framework for Large-scale OWL Class Expression Learning in Python
Journal of Machine Learning Research, JMLR, 2025, #article
ROCES: Robust Class Expression Synthesis in Description Logics via Iterative Sampling
Proceedings of the Thirty-Third International Joint Conference on Artificial Intelligence, IJCAI-24, 2024, #inproceedings
Evaluating Negation with Multi-way Joins Accelerates Class Expression Learning
Machine Learning and Knowledge Discovery in Databases. Research Track - European Conference, ECML PKDD 2024, Vilnius, Lithuania, September 9-13, 2024, Proceedings, Part VI, 2024, #inproceedings
Inference over Unseen Entities, Relations and Literals on Knowledge Graphs
ECAI Workshops, 2024, #inproceedings
Universal Knowledge Graph Embeddings
Companion Proceedings of the ACM on Web Conference 2024, 2024, #inproceedings