Accepted Papers

Summarizing News Articles using Question-and-Answer Pairs via Learning

Xuezhi Wang and Cong Yu.

A Framework for Evaluating Snippet Generation for Dataset Search

Xiaxia Wang, Jinchi Chen, Shuxin Li, Gong Cheng, Jeff Z. Pan, Evgeny Kharlamov, Yuzhong Qu

Uncovering the Semantics of Wikipedia Categories

Nicolas Heist and Heiko Paulheim.

TransEdge: Translating Relation-contextualized Embeddings for Knowledge Graphs

Zequn Sun, Jiacheng Huang, Wei Hu, Muhao Chen, Lingbing Guo and Yuzhong Qu.

Mining Significant Maximum Cardinalities in Knowledge Bases

Arnaud Giacometti, Beatrice Markhoff and Arnaud Soulet.

Datalog Materialisation in Distributed RDF Stores with Dynamic Data Exchange

Temitope Ajileye, Boris Motik and Ian Horrocks.

How to make latent factors interpretable by feeding Factorization machines with knowledge graphs

Vito Walter Anelli, Tommaso Di Noia, Eugenio Di Sciascio, Azzurra Ragone and Joseph Trotta.

Qualitative Ontology Ranking: The Web of Things Case

Niklas Kolbe, Sylvain Kubler and Yves Le Traon.

Entity Enabled Relation Linking

Jeff Z. Pan, Mei Zhang, Kuldeep Singh, Frank Van Harmelen, Jinguang Gu and Zhi Zhang.

HapPenIng: Happen, Predict, Infer — Event Series Completion in a Knowledge Graph

Simon Gottschalk and Elena Demidova.

Anytime Large-Scale Analytics of Linked Open Data

Arnaud Soulet and Fabian M. Suchanek.

Product Classification Using Microdata Annotations

Ziqi Zhang and Monica Paramita.

Incorporating Literals into Knowledge Graph Embeddings

Agustinus Kristiadi, Mohammad Asif Khan, Denis Lukovnikov, Jens Lehmann and Asja Fischer.

Decentralized Reasoning on a Network of Aligned Ontologies with Link Keys

Jérémy Lhez, Chan Le Duc, Thinh Dong and Myriam Lamolle.

Query-Based Entity Comparison in Knowledge Graphs Revisited

Alina Petrova, Egor V. Kostylev, Bernardo Cuenca Grau and Ian Horrocks.

Skyline Queries over Knowledge Graphs

Ilkcan Keles and Katja Hose.

Unsupervised Discovery of Corroborative Paths for Fact Validation

Zafar Habeeb Syed, Michael Röder and Axel-Cyrille Ngonga Ngomo.

Absorption-Based Query Answering for Expressive Description Logics

Andreas Steigmiller and Birte Glimm.

Extracting Novel Facts from Tables for Knowledge Graph Completion

Benno Kruit, Peter Boncz and Jacopo Urbani.

Validating SHACL constraints over a SPARQL endpoint

Julien Corman, Fernando Florenzano, Juan L. Reutter and Ognjen Savkovic.

Capturing Semantic and Syntactic Information for Link Prediction in Knowledge Graphs

Changjian Wang, Minghui Yan, Chuanrun Yi and Ying Sha.

Qsearch: Answering Quantity Queries from Text

Vinh Thinh Ho, Yusra Ibrahim, Koninika Pal, Klaus Berberich and Gerhard Weikum.

Knowledge Graph Consolidation by Unifying Synonymous Relationships

Jan-Christoph Kalo, Philipp Ehler and Wolf-Tilo Balke.

Decentralized Indexing over a Network of RDF Peers

Christian Aebeloe, Gabriela Montoya and Katja Hose.

Non-Parametric Class Completeness Estimators for Collaborative Knowledge Graphs

Michael Luggen, Djellel Difallah, Cristina Sarasua, Gianluca Demartini and Philippe Cudre-Mauroux.

Using a KG-Copy Network for Non-Goal Oriented Dialogues

Debanjan Chaudhuri, Md Rashad Al Hasan Rony, Simon Kwoczek and Jens Lehmann.

Type Checking Program Code using SHACL

Martin Leinberger, Philipp Seifer, Claudia Schon, Ralf Lämmel and Steffen Staab.

Detecting Influences of Ontology Design Patterns in Biomedical Ontologies

Christian Kindermann, Bijan Parsia and Uli Sattler.

Canonicalizing Knowledge Base Literals

Jiaoyan Chen, Ernesto Jimenez-Ruiz and Ian Horrocks.

Mapping Factoid Adjective Constraints to Existential Restrictions over Knowledge Bases

Jiwei Ding, Wei Hu, Qixin Xu and Yuzhong Qu.

Bag Semantics of DL-Lite with Functional Axioms

Gianluca Cima, Charalampos Nikolaou, Egor V. Kostylev, Mark Kaminski, Bernardo Cuenca Grau and Ian Horrocks.

THOTH: Neural Translation and Enrichment of Knowledge Bases

Diego Moussallem, Tommaso Soru and Axel-Cyrille Ngonga Ngomo.

Ontology Completion Using Graph Convolutional Networks

Na Li, Zied Bouraoui and Steven Schockaert.

Pretrained Transformers for Simple Question Answering

Denis Lukovnikov, Asja Fischer and Jens Lehmann.

RDF Explorer: A Visual Query Builder for Semantic Web Knowledge Graphs

Hernan Vargas, Carlos Buil Aranda, Aidan Hogan and Claudia López.

Truthful Mechanisms for Multi Agent Self-Interested Correspondence Selection

Nan Zhi, Piotr Krysta, Terry Payne and Minming Li.

Extending SPARQL Engines with Multiway Joins

Aidan Hogan, Cristian Riveros, Carlos Rojas and Adrián Soto.

SHACL Constraints with Inference Rules

Paolo Pareti, George Konstantinidis, Timothy Norman and Murat Sensoy. 

Difficulty-controllable Multi-hop Question Generation From Knowledge Graphs

Vishwajeet Kumar, Yuncheng Hua, Guilin Qi, Ganesh Ramakrishnan, Lianli Gao and Yuan-Fang Li.

Optimizing Horn-SHIQ Reasoning for OBDA

Labinot Bajraktari, Magdalena Ortiz and Guohui Xiao.

Learning to Rank Query Graphs for Complex Question Answering over Knowledge Graphs

Gaurav Maheshwari, Priyansh Trivedi, Denis Lukovnikov, Nilesh Chakraborty, Asja Fischer and Jens Lehmann.

Observing LOD using Equivalent Set Graphs: it is mostly flat and sparsely linked

Luigi Asprino, Wouter Beek, Paolo Ciancarini, Frank van Harmelen and Valentina Presutti.

ArCo: the Italian Cultural Heritage Knowledge Graph

Valentina Anita Carriero, Aldo Gangemi, Maria Letizia Mancinelli, Ludovica Marinucci, Andrea Giovanni Nuzzolese, Valentina Presutti and Chiara Veninata

VLog: A Rule Engine for Knowledge Graphs

David Carral, Irina Dragoste, Larry González, Ceriel Jacobs, Markus Krötzsch and Jacopo Urbani

CoCoOn: Cloud Computing Ontology for IaaS Price and Performance Comparison

Qian Zhang, Armin Haller and Qing Wang

Making Study Populations Visible through Knowledge Graphs

Shruthi Chari, Miao Qi, Nkcheniyere N. Agu, Oshani Seneviratne, James P. McCusker, Kristin P. Bennett, Amar K. Das and Deborah L. McGuinness

A Scalable Framework for Quality Assessment of RDF Datasets

Gezim Sejdiu, Anisa Rula, Jens Lehmann and Hajira Jabeen

QaldGen: Towards Microbenchmarking of Question Answering Systems over Knowledge Graphs

Kuldeep Singh, Muhammad Saleem, Abhishek Nadgeri, Felix Conrads, Jeff Z. Pan, Axel-Cyrille Ngonga Ngomo and Jens Lehmann

ClaimsKG: A Knowledge Graph of Fact-Checked Claims

Andon Tchechmedjiev, Pavlos Fafalios, Katarina Boland, Malo Gasquet, Matthäus Zloch, Benjamin Zapilko, Stefan Dietze, and Konstantin Todorov

SEO: A Scientific Events Data Model

Said Fathalla, Sahar Vahdati, Christoph Lange and Sören Auer

The KEEN Universe: An Ecosystem for Knowledge Graph Embeddings with a Focus on Reproducibility and Transferability

Mehdi Ali, Hajira Jabeen, Charles Tapley Hoyt and Jens Lehmann

The RealEstateCore Ontology

Karl Hammar, Erik Oskar Wallin, Per Karlberg and David Hälleberg

LC-QuAD 2.0: A Large Dataset for Complex Question Answering over Wikidata and DBpedia

Mohnish Dubey, Debayan Banerjee, Abdelrahman Abdelkawi and Jens Lehmann

Extending the YAGO2 Knowledge Graph with Precise Geospatial Knowledge

Nikolaos Karalis, Georgios Mandilaras and Manolis Koubarakis

Squerall: Virtual Ontology-Based Access to Heterogeneous and Large Data Sources

Mohamed Nadjib Mami, Damien Graux, Simon Scerri, Hajira Jabeen, Sören Auer and Jens Lehmann

BTC-2019:The 2019 Billion Triple Challenge Dataset

José-Miguel Herrera, Aidan Hogan and Tobias Käfer

Sparklify: A Scalable Software Component for Efficient Evaluation of SPARQL Queries over Distributed RDF Datasets

Claus Stadler, Gezim Sejdiu, Damien Graux and Jens Lehmann

List.MID: A MIDI-Based Benchmark for Evaluating RDF Lists

Albert Meroño-Peñuela and Enrico Daga

DBpedia FlexiFusion: The Best of Wikipedia > Wikidata > Your Data

Johannes Frey, Marvin Hofer, Daniel Obraczka, Jens Lehmann and Sebastian Hellmann

FoodKG: A Semantics-Driven Knowledge Graph for Food Recommendation

Steven Haussmann, Oshani Seneviratne, Yu Chen, Yarden Ne’eman, James Codella, Ching-Hua Chen, Deborah L. McGuinness and Mohammed J. Zaki

The Microsoft Academic Knowledge Graph: A Linked Data Source with 8 Billion Triples of Scholarly Data

Michael Färber

The SEPSES Knowledge Graph: An Integrated Resource for Cybersecurity

Elmar Kiesling, Andreas Ekelhart, Kabul Kurniawan and Fajar Ekaputra

SemanGit: A Linked Dataset from git

Dennis Oliver Kubitza, Matthias Böckmann and Damien Graux

VLX-Stories: building an online Event Knowledge Base with Emerging Entity detection

Dèlia Fernández, Elisenda Bou and Xavier Giró-i-Nieto

Personalized Knowledge Graphs for the Pharmaceutical Domain

Anna Lisa Gentile, Daniel Gruhl, Petar Ristoski and Steve Welch

Knowledge Graph Embedding for Ecotoxicological Effect Prediction Erik

Bryhn Myklebust, Ernesto Jimenez-Ruiz, Jiaoyan Chen, Raoul Wolf and Knut Erik Tollefsen

Semantically-enabled Optimization of Digital Marketing Campaigns

Vincenzo Cutrona, Flavio De Paoli, Aljaž Košmerlj, Nikolay Nikolov, Matteo Palmonari, Fernando Perales and Dumitru Roman

Easy Web API Development with SPARQL Transformer

Pasquale Lisena, Albert Meroño-Peñuela, Tobias Kuhn and Raphaël Troncy

Benefit graph extraction from healthcare policies

Vanessa Lopez, Valentina Rho, Theodora S. Brisimi, Fabrizio Cucci, Morten Kristiansen, John Segrave-Daly, Jillian Scalvini, John Davis and Grace Ferguson

A Pay-as-you-go Methodology to Design and Build Enterprise Knowledge Graphs from Relational Databases

Juan F. Sequeda, Willard Briggs, Daniel Miranker and Wayne Heideman

Improving Editorial Workflow and Metadata Quality at Springer Nature

Angelo Antonio Salatino, Francesco Osborne, Aliaksandr Birukou and Enrico Motta

Use of OWL and Semantic Web Technologies at Pinterest

Rafael S Gonçalves, Matthew Horridge, Rui Li, Yu Liu, Mark Musen, Csongor I Nyulas, Evelyn Obamos, Dhananjay Shrouty and David Temple

An Assessment of Adoption and Quality of Linked Data in European Open Government Data

Luis-Daniel Ibáñez, Ian Millard, Hugh Glaser and Elena Simperl

An End-to-end Semantic Platform For Nutritional Diseases Management

Ivan Donadello and Mauro Dragoni

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