Research

Structural Properties as Proxy for Semantic Relevance in RDF Graph Sampling
Laurens Rietveld, Rinke Hoekstra, Stefan Schlobach and Christophe Guéret

AGDISTIS - Graph-Based Disambiguation of Named Entities using Linked Data
Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Michael Röder, Daniel Gerber, Sandro Athaide Coelho, Sören Auer and Andreas Both

Holistic and Compact Selectivity Estimation for Hybrid Queries over RDF Graphs
Andreas Wagner, Veli Bicer, Thanh Tran and Rudi Studer

M-ATOLL: A Framework for the lexicalization of ontologies in multiple languages
Sebastian Walter, Christina Unger and Philipp Cimiano

Querying Factorized Probabilistic Triple Databases
Denis Krompaß, Maximilian Nickel and Volker Tresp

Towards Efficient and Effective Semantic Table Interpretation
Ziqi Zhang

Drug-Target Interaction Prediction Using Semantic Similarity and Edge Partition
Guillermo Palma, Maria-Esther Vidal and Louiqa Raschid

Pushing the Boundaries of Tractable Ontology Reasoning
David Carral, Cristina Feier, Bernardo Cuenca Grau, Pascal Hitzler and Ian Horrocks

Knowledge-driven Activity Recognition and Segmentation Using Context Connections
Georgios Meditskos, Efstratios Kontopoulos and Ioannis Kompatsiaris

HELIOS -- Execution Optimization for Link Discovery
Axel-Cyrille Ngonga Ngomo

Effective computation of maximal sound approximations of Description Logic ontologies
Marco Console, Jose Mora, Riccardo Rosati, Valerio Santarelli and Domenico Fabio Savo

A Use Case in Semantic Modelling and Ranking for the Sensor Web
Liliana Cabral, Michael Compton and Heiko Mueller

SAKey: Scalable Almost Key discovery in RDF data
Danai Symeonidou, Vincent Armant, Nathalie Pernelle and Fatiha Saïs

Abstraction Refinement for Ontology Materialization
Birte Glimm, Yevgeny Kazakov, Thorsten Liebig, Trung-Kien Tran and Vincent Vialard

Goal-Directed Tracing of Inferences in EL Ontologies
Yevgeny Kazakov and Pavel Klinov

Explass: Exploring Associations between Entities via Top-K Ontological Patterns and Facets
Gong Cheng, Yanan Zhang and Yuzhong Qu

Col-Graph: Towards Writable and Scalable Linked Open Data
Luis-Daniel Ibáñez, Hala Skaf-Molli, Pascal Molli and Olivier Corby

Expressive and Scalable Query-based Faceted Search over SPARQL Endpoints
Sébastien Ferré

Transferring Semantic Categories with Vertex Kernels: Recommendations with SemanticSVD++
Matthew Rowe

Detecting Errors in Numerical Linked Data using Cross-Checked Outlier Detection
Daniel Fleischhacker, Heiko Paulheim, Volha Bryl, Johanna Völker and Christian Bizer

Noisy Type Assertion Detection in Semantic Datasets
Man Zhu, Zhiqiang Gao and Zhibin Quan

On the Semantics of SPARQL Queries with Optional Matching under Entailment Regimes
Egor V. Kostylev and Bernardo Cuenca Grau

Strategies for executing federated queries in SPARQL1.1
Carlos Buil-Aranda, Axel Polleres and Jürgen Umbrich

Toward the Web of Functions: Interoperable High-Order Functions in SPARQL
Maurizio Atzori

SYRql: A Dataflow Language for Large Scale Processing of RDF Data
Fadi Maali, Padmashree Ravindra, Kemafor Anyanwu and Stefan Decker

Sempala: Interactive SPARQL Query Processing on Hadoop
Alexander Schätzle, Martin Przyjaciel-Zablocki, Antony Neu and Georg Lausen

Querying Datasets on the Web with High Availability
Ruben Verborgh, Olaf Hartig, Ben De Meester, Gerald Haesendonck, Laurens De Vocht, Miel Vander Sande, Richard Cyganiak, Pieter Colpaert, Erik Mannens and Rik Van de Walle

OBDA: Query Rewriting or Materialization? In Practice, Both!
Juan F. Sequeda, Marcelo Arenas and Daniel P. Miranker

Answering SPARQL Queries under the OWL 2 QL Entailment Regime
Roman Kontchakov, Martin Rezk, Mariano Rodriguez-Muro, Guohui Xiao and Michael Zakharyaschev

kyrie2: Query Rewriting under Extensional Constraints in ELHIO
Jose Mora, Riccardo Rosati and Oscar Corcho

Fast Modularisation and Atomic Decomposition of Ontologies using Axiom Dependency Hypergraphs
Francisco Martin-Recuerda and Dirk Walther

Schema-Agnostic Query Rewriting in SPARQL 1.1
Stefan Bischof, Markus Krötzsch, Axel Polleres and Sebastian Rudolph

Analyzing Schema.org
Peter F. Patel-Schneider

Dynamic Provenance for SPARQL Updates
Harry Halpin and James Cheney

Updating RDFS ABoxes and TBoxes in SPARQL
Albin Ahmeti, Diego Calvanese and Axel Polleres

Semantic Patterns for Sentiment Analysis of Twitter
Hassan Saif, Yulan He, Miriam Fernandez and Harith Alani

Stretching the Life of Twitter Classifiers with Time-Stamped Semantic Graphs
A. Elizabeth Cano, Yulan He and Harith Alani

Efficient RDF Interchange (ERI) Format for RDF Data Streams
Javier D. Fernández, Alejandro Llaves and Oscar Corcho