VOILA! 2021
Visualization and Interaction for Ontologies and Linked Data 2021

Table of Contents

• Preface
  Summary: There were 13 papers submitted for peer-review to this workshop. Out of these, 10 papers were accepted for this volume, 7 as regular papers and 3 as short papers.

• A First Step towards a Tool for Extending Ontologies 1-12
  Mina Abd Nikooie Pour , Huanyu Li , Rickard Armiento , Patrick Lambrix
• A Survey on User Interaction with Linked Data 13-28
  Mariana Aguiar , Sérgio Nunes , Bruno Giesteira
• Visual Presentation of SPARQL Queries in ViziQuer 29-40
  Kārlis Čerāns , Jūlija Ovčiņņikova , Mikus Grasmanis , Lelde Lāce , Aiga Romāne
• Fast Approximate Autocompletion for SPARQL Query Builders 41-55
  Gabriel de la Parra , Aidan Hogan
• RepOSE-CTab - A Protégé Plugin for Completing Ontologies (short paper) 56-62
  Zlatan Dragisic , Ying Li , Patrick Lambrix
• KG Explorer: a Customisable Exploration Tool for Knowledge Graphs 63-75
  Thibault Ehrhart , Pasquale Lisena , Raphaël Troncy
• Timelining Knowledge Graphs in the Browser (short paper) 76-81
  Damien Graux , Fabrizio Orlandi , Tanmay Kaushik , David Kavanagh , Hailing Jiang , Brian Bredican , Matthew Grouse , Dáithí Geary
• VOWLMap: Graph-based Ontology Alignment Visualization and Editing 82-94
  Ana Guerreiro , Catia Pesquita , Daniel Faria
• VizKG: A Framework for Visualizing SPARQL Query Results over Knowledge Graphs (short paper) 95-102
  Hana Raissya , Fariz Darari , Fajar J. Ekaputra
• Displaying Triple Provenance with Extensions of Fresnel 103-114
  Lloyd Rutledge , Pascal Mellema , Tije Pietersma , Stef Joosten