ORCID: 0000-0001-5420-0663
Google Scholar Profile: Jan Portisch on Google Scholar.

Publications

Portisch, Jan. Exploiting General-Purpose Background Knowledge for Automated Schema Matching. Dissertation at the University of Mannheim. .

Portisch, Jan; Paulheim, Heiko. The DLCC Node Classification Benchmark for Analyzing Knowledge Graph Embeddings. In: International Semantic Web Conference 2022. .

Biswas, Russa; Portisch, Jan; Alam, Mehwish; Sack, Harald; Paulheim, Heiko. Entity Type Prediction Leveraging Graph Walks and Entity Descriptions. In: International Semantic Web Conference 2022. . [to appear]

Portisch, Jan; Hladik, Michael; Paulheim, Heiko. Background Knowledge in Ontology Matching: A Survey. In: Semantic Web Journal (SWJ). . [in print]

Hertling, Sven; Portisch, Jan; Paulheim, Heiko. KERMIT - A Transformer-Based Approach for Knowledge Graph Matching. Deep Learning meets Ontologies and Natural Language Processing (DeepOntoNLP2022) in conjunction with the ESWC 2022. . [to appear]

Portisch, Jan; Costa, Guilherme; Stefani, Karolin; Kreplin, Katharina; Hladik, Michael; Paulheim, Heiko. Ontology Matching Through Absolute Orientation of Embedding Spaces. In: The Semantic Web: ESWC 2022 Satellite Events. . [to appear]

Portisch, Jan; Paulheim, Heiko. Walk this Way! Entity Walks and Property Walks for RDF2vec. In: The Semantic Web: ESWC 2022 Satellite Events. . [to appear]

Portisch, Jan; Heist, Nicolas; Paulheim, Heiko. Knowledge Graph Embedding for Data Mining vs. Knowledge Graph Embedding for Link Prediction - Two Sides of the Same Coin?. In: Semantic Web Journal (SWJ). 13(3). Pp. 399--422. .

Portisch, Jan; Hladik, Michael; Paulheim, Heiko. Background Knowledge in Schema Matching: Strategy vs. Data. In: Proceedings of the International Semantic Web Conference, ISWC 2021. .

Portisch, Jan; Paulheim, Heiko. Putting RDF2vec in Order. In: Proceedings of the International Semantic Web Conference - Posters and Demos, ISWC 2021. .

Hertling, Sven; Portisch, Jan; Paulheim, Heiko. Matching with Transformers in MELT. In: Proceedings of the 16th International Workshop on Ontology Matching co-located with the 20th International Semantic Web Conference (ISWC 2021), OM@ISWC 2021. .

Pour, Mina Abd Nikooie; Algergawy, Alsayed; Amardeilh, Florence; Amini, Reihaneh; Fallatah, Omaima; Faria, Daniel; Fundulaki, Irini; Harrow, Ian; Hertling, Sven; Hitzler, Pascal; Huschka, Martin; Ibanescu, Liliana; Jiménez-Ruiz, Ernesto; Karam, Naouel; Laadhar, Amir; Lambrix, Patrick; Li, Huanyu; Li, Ying; Michel, Franck; Nasr, Engy; Paulheim, Heiko; Pesquita, Catia; Portisch, Jan; Roussey, Catherine; Tzania, Saveta; Splendiani, Andrea; Trojahn, Cássia; Vataščinová, Jana; Yaman, Beyza; Zamazal, Ondřej; Zhou, Lu. Results of the Ontology Alignment Evaluation Initiative 2021. In: Proceedings of the 16th International Workshop on Ontology Matching co-located with the 20th International Semantic Web Conference (ISWC 2021), OM@ISWC 2021. .

Portisch, Jan; Paulheim, Heiko. ALOD2Vec Matcher Results for OAEI 2021. In: Proceedings of the 16th International Workshop on Ontology Matching co-located with the 20th International Semantic Web Conference (ISWC 2021), OM@ISWC 2021. .

Portisch, Jan; Paulheim, Heiko. Wiktionary Matcher Results for OAEI 2021. In: Proceedings of the 16th International Workshop on Ontology Matching co-located with the 20th International Semantic Web Conference (ISWC 2021), OM@ISWC 2021. .

Knorr, Leon; Portisch, Jan. Fine-TOM Matcher Results for OAEI 2021. In: Proceedings of the 16th International Workshop on Ontology Matching co-located with the 20th International Semantic Web Conference (ISWC 2021), OM@ISWC 2021. .

Kossack, Daniel; Borg, Niklas; Knorr, Leon; Portisch, Jan. TOM Matcher Results for OAEI 2021. In: Proceedings of the 16th International Workshop on Ontology Matching co-located with the 20th International Semantic Web Conference (ISWC 2021), OM@ISWC 2021. .

Portisch, Jan; Hladik, Michael; Paulheim, Heiko. FinMatcher at FinSim-2: Hypernymy Detection in the Financial Services Domain using Knowledge Graphs. In: Workshop on Financial Technology on the Web (FinWeb) in conjunction with The Web Conference. .

Hertling, Sven; Portisch, Jan; Paulheim, Heiko. Supervised Ontology and Instance Matching with MELT. In: The Fifteenth International Workshop on Ontology Matching co-located with the 19th International Semantic Web Conference ISWC. .

Portisch, Jan; Hladik, Michael; Paulheim, Heiko. ALOD2Vec Matcher Results for OAEI 2020. In: The Fifteenth International Workshop on Ontology Matching co-located with the 19th International Semantic Web Conference ISWC. .

Portisch, Jan; Hladik, Michael; Paulheim, Heiko. DESKMatcher. In: The Fifteenth International Workshop on Ontology Matching co-located with the 19th International Semantic Web Conference ISWC. .

Portisch, Jan; Paulheim, Heiko. Wiktionary Matcher Results for OAEI 2020. In: The Fifteenth International Workshop on Ontology Matching co-located with the 19th International Semantic Web Conference ISWC. .

Portisch, Jan; Hladik, Michael; Paulheim, Heiko. RDF2Vec Light - A Lightweight Approach for Knowledge Graph Embeddings. International Semantic Web Conference (ISWC) 2020, Posters and Demonstrations Track. .

Portisch, Jan; Fallatah, Omaima; Challenges of Linking Organizational Information in Open Government Data to Knowledge Graphs. In: Proceedings of the 22nd International Conference on Knowledge Engineering and Knowledge Management (EKAW 2020). .

Portisch, Jan Philipp. Towards Matching of Domain-Specific Schemas Using General-Purpose External Background Knowledge. In: The Semantic Web: ESWC 2020 Satellite Events. .

Portisch, Jan; Hertling, Sven; Paulheim, Heiko. Visual Analysis of Ontology Matching Results with the MELT Dashboard. In: The Semantic Web: ESWC 2020 Satellite Events. .

Portisch, Jan; Hladik, Michael; Paulheim, Heiko. KGvec2go - Knowledge Graph Embeddings as a Service. In: Language Resources and Evaluation Conference (LREC). .

Portisch, Jan; Fallatah, Omaima; Tracking the Evolution of Public Datasets and Their Governance Bodies by Linking Open Data. In: Knowledge Graphs Evolution and Preservation - A Technical Report from ISWS 2019. .

Hertling, Sven; Portisch, Jan; Paulheim, Heiko. MELT - Matching Evaluation Toolkit. In: Lecture Notes in Computer Science Semantic Systems - The Power of AI and Knowledge Graphs. 15th International Conference, SEMANTiCS 2019. Karlsruhe, Germany. September 9–12, .

Portisch, Jan; Hladik, Michael; Paulheim, Heiko. Evaluating Ontology Matchers on Real-World Financial Services Data Models. SEMANTiCS . Karlsruhe, Germany.

Portisch, Jan; Hladik, Michael; Paulheim, Heiko. Wiktionary Matcher. CEUR Workshop Proceedings OM 2019 - Proceedings of the 14th International Workshop on Ontology Matching co-located with the 18th International Semantic Web Conference (ISWC 2019). Auckland, New Zealand. October 26, . Pages 181 - 188.

Portisch, Jan; Paulheim, Heiko. ALOD2Vec Matcher. In: CEUR Workshop Proceedings OM 2018 - Proceedings of the 13th International Workshop on Ontology Matching co-located with the 17th International Semantic Web Conference (ISWC 2018). Monterey, CA, USA. October 8, . Pages 132 - 137.

Portisch, Jan Philipp. Automatic Schema Matching Utilizing Hypernymy Relations Extracted From the Web. .

Portisch, Jan; DBkWik: Towards Knowledge Graph Creation From Thousands of Wikis. In: Proceedings of the ISWC 2017 Posters & Demonstrations and Industry Tracks co-located with 16th International Semantic Web Conference (ISWC 2017). Vienna, Austria. October 23rd to 25th, .

Patent Applications

Portisch, Jan; Bracholdt, Sandra; Hladik, Michael; Huth, Oliver. Systems and Methods for Intelligent Labeling of Instance Data Clusters Based on Knowledge Graph. Publication Number: US 2022-0101151 A1. Application Number: 17/033,357. 2022.

Bracholdt, Sandra; Saggau, Volker; Portisch, Jan. Schema Alignment and Structural Data Mapping of Database Objects. Patent Number: US 11,263,187 B2. 2022.

Groß, Joachim; Portisch, Jan. Automatic Source Code Refactoring. Patent Number: US 11,288,062 B2. 2022.

Portisch, Jan; Saggua, Volker; Bracholdt, Sandra. Generation of Realistic Mock Data. Publication Number: US 2022-0004532 A1. Application Number: 16/920,260. 2022.

Portisch, Jan; Bracholdt, Sandra; Saggau, Volker. Dynamic Generation of Join Statements for Database Operations. Patent Number: US 11,144,549 B2. 2021.

Portisch, Jan; Gross, Joachim; Bracholdt, Sandra. Logical, Recursive Definitions of Data Transformations. Patent Number: US 11,106,861 B2. 2021.

Portisch, Jan; Pantel, Björn; Merkle, Benjamin; Schub, Stephan; Bracholdt, Sandra; Kolata, Roland; Hladik, Michael; Meinel, Christoph. Automatic Conversion of Data Models Using Data Model Annotations. Publication Number: US 2021-0240675 A1. Application Number 16/780,481. 2021.

Portisch, Jan; Boehle, Roland; Bracholdt, Sandra; Saggau, Volker. Transformation Rule Generation and Validation. Publication Number: US 2021-0232591 A1. Application Number: 16/776,407. 2021.

Portisch, Jan; Boehle, Ronald; Saggau, Volker; Bracholdt, Sandra. Rule Mining for Rule and Logic Statement Development. Publication Number: US 2021-0073655 A1. Application Number: 16/567,470. 2021.

Schub, Stephan; Portisch, Jan; Monych, Michael. Semantic, Single-Column Identifiers for Data Entries. Publication Number: US 2021-0073196 A1. Application Number: 16/564,365. 2021.

Bracholdt, Sandra; Gross, Joachim; Saggau, Volker; Portisch, Jan. Matching Metastructure for Data Modeling. Publication Number: US 2020-0349130 A1. Application Number: 16/399,533. 2020.

Portisch, Jan; Bracholdt, Sandra; Pantel, Björn; Saggau, Volker. Clustering Within Database Data Models. Publication Number: US 2020-0349128 A1. Application Number: 16/399,363. 2020.

Portisch, Jan; Bracholdt, Sandra; Saggau, Volker. Dynamic Automatic Generation of Database Views. Patent Number: US 10,901,987 B2. 2020.

Bracholdt, Sandra; Saggau, Volker; Portisch, Jan. Path Generation and Selection Tool for Database Objects. Patent Number: US 10,726,052 B2. 2020.