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Stefania Dumbrava

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Knowledge graph embeddings: open challenges and opportunities

Russa Biswas , Lucie-Aimée Kaffee , Michael Cochez , Stefania Dumbrava , Theis E Jendal
Transactions on Graph Data and Knowledge, 2023, 1 (1), pp.4:1-4:32. ⟨10.4230/TGDK.1.1.4⟩
Journal articles hal-04373217v1
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Threshold queries

Angela Bonifati , Stefania Dumbrava , George Fletcher , Jan Hidders , Matthias Hofer
SIGMOD record, 2023, 52 (1), pp.64-73. ⟨10.1145/3604437.3604452⟩
Journal articles hal-04373202v1
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How does knowledge evolve in open knowledge graphs?

Axel Polleres , Romana Pernisch , Angela Bonifati , Daniele Dell'Aglio , Daniil Dobriy
Transactions on Graph Data and Knowledge, 2023, 1 (1), pp.11:1-11:59. ⟨10.4230/TGDK.1.1.11⟩
Journal articles hal-04373234v1
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Threshold queries in theory and in the Wild

Angela Bonifati , Stefania Dumbrava , George Fletcher , Jan Hidders , Matthias Hofer
Proceedings of the VLDB Endowment (PVLDB), 2022, 15 (5), pp.1105-1118. ⟨10.14778/3510397.3510407⟩
Journal articles hal-03516360v1

The future is big graphs: a community view on graph processing systems

Sherif Sakr , Angela Bonifati , Hannes Voigt , Alexandru Iosup , Khaled Ammar
Communications of the ACM, 2021, 64 (9), pp.62-71. ⟨10.1145/3434642⟩
Journal articles hal-03128601v1
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Certified Graph View Maintenance with Regular Datalog

Angela Bonifati , Stefania Dumbrava , Emilio Jesús Gallego Arias
Theory and Practice of Logic Programming, 2018, 34th International Conference on Logic Programming, 18 (3-4), pp.372-389. ⟨10.1017/S1471068418000224⟩
Journal articles hal-01932818v1
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Graph Queries: From Theory to Practice

Angela Bonifati , Stefania Dumbrava
SIGMOD record, 2018, 47 (4), pp.5-16. ⟨10.1145/3335409.3335411⟩
Journal articles hal-01977048v1

GRAIL: Checking Transaction Isolation Violations with Graph Queries

Stefania Dumbrava , Zhao Jin , Burcu Kulahcioglu Ozkan , Jingxuan Qiu
International Conference of Software Engineering (ICSE Poster Track 2024), Apr 2024, Lisbon, Portugal
Conference papers hal-04475697v1

PING: Progressive Querying on RDF Graphs

Angela Bonifati , Stefania Dumbrava , Haridimos Kondylakis , Georgia Troullinou , Giannis Vassiliou
22nd International Semantic Web Conference (ISWC Demo track 2023), Nov 2023, Athens, Greece
Conference papers hal-04479479v1

PG-Schema: schemas for property graphs

Renzo Angles , Angela Bonifati , Stefania Dumbrava , George Fletcher , Alastair Green
ACM SIGMOD International Conference on Management of Data (SIGMOD), Jun 2023, Seattle, WA, United States. pp.1-25, ⟨10.1145/3589778⟩
Conference papers hal-04224583v1

A flexible GraphQL northbound API for intent-based SDN applications

Fetia Bannour , Stefania Dumbrava , Damien Lu
2022 IEEE/IFIP Network Operations and Management Symposium(NOMS), Apr 2022, Budapest, Hungary. pp.1-5, ⟨10.1109/NOMS54207.2022.9789785⟩
Conference papers hal-03801341v1
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Hierarchical clustering for property graph schema discovery

Angela Bonifati , Stefania Dumbrava , Nicolas Mir
25th International Conference on Extending Database Technology (EDBT ), Mar 2022, Edinburgh, United Kingdom. pp.449-453
Conference papers hal-03692293v1

GOX: towards a scalable graph database-driven SDN controller

Fetia Bannour , Stefania Dumbrava , Alex Danduran--Lembezat
2022 IEEE 8th International Conference on Network Softwarization (NetSoft), Politecnico di Milano, Jun 2022, Milan, Italy. pp.278-280, ⟨10.1109/NetSoft54395.2022.9844075⟩
Conference papers hal-03801233v1
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DiscoPG: property graph schema discovery and exploration

Angela Bonifati , Stefania Dumbrava , Emile Martinez , Fatemeh Ghasemi , Malo Jaffré
48th International Conference on Very Large Data Bases(VLDB 2022), Sep 2022, Sydney, Australia. pp.3654-3657, ⟨10.14778/3554821.3554867⟩
Conference papers hal-03771388v1
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A graph-database approach to assess the impact of demand-responsive services on public transit accessibility

Cathia Le Hasif , Andrea Araldo , Stefania Dumbrava , Dimitri Watel
The 30th International Conference on Advances in Geographic Information Systems (SIGSPATIAL ), Nov 2022, Seattle Washington, United States. pp.1-4, ⟨10.1145/3557991.3567798⟩
Conference papers hal-04233161v1
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PG-Keys: keys for property graphs

Renzo Angles , Angela Bonifati , Stefania Dumbrava , George Fletcher , Keith W Hare
The 2021 International Conference on Management of Data (SIGMOD '21), Jun 2021, Xi'an, China. ⟨10.1145/3448016.3457561⟩
Conference papers hal-03189192v1
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Approximate Querying on Property Graphs

Stefania Dumbrava , Angela Bonifati , Amaia Nazabal Ruiz Diaz , Romain Vuillemot
SUM 2019 - 13th international conference on Scalable Uncertainty Management, Dec 2019, Compiègne, France. pp.250-265, ⟨10.1007/978-3-030-35514-2_19⟩
Conference papers hal-02417259v1
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Certifying Standard and Stratified Datalog Inference Engines in SSReflect

Véronique Benzaken , Évelyne Contejean , Stefania Dumbrava
International Conference on Interective Theorem Proving, 2017, Brasilia, Brazil
Conference papers hal-01745566v1

A Coq Formalization of the Relational Data Model

Véronique Benzaken , Évelyne Contejean , Stefania Dumbrava
ESOP - 23rd European Symposium on Programming, Apr 2014, Grenoble, France
Conference papers hal-00924156v1