| FedQPL: a language for logical query plans over heterogeneous federations of RDF data sources S Cheng, O Hartig Proceedings of the 22nd International Conference on Information Integration …, 2020 | 14 | 2020 |
| LinGBM: a performance benchmark for approaches to build GraphQL servers S Cheng, O Hartig International Conference on Web Information Systems Engineering, 209-224, 2022 | 8 | 2022 |
| OPT+: A Monotonic Alternative to OPTIONAL in SPARQL S Cheng, O Hartig Journal of Web Engineering, 2019 | 7 | 2019 |
| Source Selection for SPARQL Endpoints: Fit for Heterogeneous Federations of RDF Data Sources? S Cheng, O Hartig Proceedings of the 6th Workshop on Storing, Querying and Benchmarking …, 2022 | 2 | 2022 |
| An Ontology for Ice Hockey. R Keskisärkkä, H Li, S Cheng, N Carlsson, P Lambrix ISWC (Satellites), 13-16, 2019 | 2 | 2019 |
| Considering Vocabulary Mappings in Query Plans for Federations of RDF Data Sources S Cheng, S Ferrada, O Hartig International Conference on Cooperative Information Systems, 21-40, 2023 | 1 | 2023 |
| Towards Query Processing over Heterogeneous Federations of RDF Data Sources S Cheng, O Hartig European Semantic Web Conference, 57-62, 2022 | 1 | 2022 |
| Relevance feedback-based optimization of search queries for Patents S Cheng | 1 | 2019 |
| A Cost Model to Optimize Queries over Heterogeneous Federations of RDF Data Sources S Cheng, O Hartig Proceedings of the 1st International Workshop on Data Management for …, 2023 | | 2023 |
| LinGBM: A Performance Benchmark for Approaches to Build GraphQL Servers (Extended Version) S Cheng, O Hartig arXiv preprint arXiv:2208.04784, 2022 | | 2022 |
Olaf HartigSenior Associate Professor, Linköping UniversityVerified email at liu.se
