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10/26/2022
Dragoman: Efficiently Evaluating Declarative Mapping Languages over Frameworks for Knowledge Graph Creation
In recent years, there have been valuable efforts and contributions to m...
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06/15/2022
Knowledge4COVID-19: A Semantic-based Approach for Constructing a COVID-19 related Knowledge Graph from Various Sources and Analysing Treatments' Toxicities
In this paper, we present Knowledge4COVID-19, a framework that aims to s...
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05/27/2022
Efficient Semantic Summary Graphs for Querying Large Knowledge Graphs
Knowledge Graphs (KGs) integrate heterogeneous data, but one challenge i...
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01/24/2022
Scaling Up Knowledge Graph Creation to Large and Heterogeneous Data Sources
RDF knowledge graphs (KG) are powerful data structures to represent fact...
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12/14/2021
EABlock: A Declarative Entity Alignment Block for Knowledge Graph Creation Pipelines
Despite encoding enormous amount of rich and valuable data, existing dat...
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07/08/2021
Reuse of Semantic Models for Emerging Smart Grids Applications
Data in the energy domain grows at unprecedented rates. Despite the grea...
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07/05/2021
Managing Knowledge in Energy Data Spaces
Data in the energy domain grows at unprecedented rates and is usually ge...
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07/05/2021
Analyzing a Knowledge Graph of Industry4.0 Standards
In this article, we tackle the problem of standard interoperability acro...
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05/19/2021
Knowledge-driven Data Ecosystems Towards Data Transparency
A Data Ecosystem offers a keystone-player or alliance-driven infrastruct...
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01/18/2021
Trav-SHACL: Efficiently Validating Networks of SHACL Constraints
Knowledge graphs have emerged as expressive data structures for Web data...
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11/19/2020
Compact Representations for Efficient Storage of Semantic Sensor Data
Nowadays, there is a rapid increase in the number of sensor data generat...
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08/31/2020
FunMap: Efficient Execution of Functional Mappings for Knowledge Graph Creation
Data has exponentially grown in the last years, and knowledge graphs con...
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08/17/2020
SDM-RDFizer: An RML Interpreter for the Efficient Creation of RDF Knowledge Graphs
In recent years, the amount of data has increased exponentially, and kno...
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06/03/2020
Unveiling Relations in the Industry 4.0 Standards Landscape based on Knowledge Graph Embeddings
Industry 4.0 (I4.0) standards and standardization frameworks have been p...
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03/11/2020
Compacting Frequent Star Patterns in RDF Graphs
Knowledge graphs have become a popular formalism for representing entiti...
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02/19/2020
Optimizing Federated Queries Based on the Physical Design of a Data Lake
The optimization of query execution plans is known to be crucial for red...
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01/24/2020
Enhancing OBDA Query Translation over Tabular Data with Morph-CSV
Ontology-Based Data Access (OBDA) has traditionally focused on providing...
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01/14/2020
Bias in Data-driven AI Systems – An Introductory Survey
AI-based systems are widely employed nowadays to make decisions that hav...
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12/24/2019
FALCON 2.0: An Entity and Relation Linking Tool over Wikidata
Natural Language Processing (NLP) tools and frameworks have significantl...
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12/24/2019
FALCON 2.0: An Entity and Relation Linking framework over Wikidata
Natural Language Processing (NLP) tools and frameworks have significantl...
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12/12/2019
Context-aware Entity Linking with Attentive Neural Networks on Wikidata Knowledge Graph
The Entity Linking (EL) approaches have been a long-standing research fi...
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09/03/2019
MapSDI: A Scaled-up Semantic Data Integration Framework for Knowledge Graph Creation
Semantic web technologies have significantly contributed with effective ...
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08/17/2019
Towards an Integrated Graph Algebra for Graph Pattern Matching with Gremlin (Extended Version)
Graph data management (also called NoSQL) has revealed beneficial charac...
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08/14/2019
Towards Optimisation of Collaborative Question Answering over Knowledge Graphs
Collaborative Question Answering (CQA) frameworks for knowledge graphs a...
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03/26/2019
Linked Open Data Validity -- A Technical Report from ISWS 2018
Linked Open Data (LOD) is the publicly available RDF data in the Web. Ea...
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11/05/2018
Data Integration for Supporting Biomedical Knowledge Graph Creation at Large-Scale
In recent years, following FAIR and open data principles, the number of ...
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09/26/2018
No One is Perfect: Analysing the Performance of Question Answering Components over the DBpedia Knowledge Graph
Question answering (QA) over knowledge graphs has gained significant mom...
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07/18/2018
Unveiling Scholarly Communities over Knowledge Graphs
Knowledge graphs represent the meaning of properties of real-world entit...
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05/22/2017
Use of Knowledge Graph in Rescoring the N-Best List in Automatic Speech Recognition
With the evolution of neural network based methods, automatic speech rec...
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08/09/2016