• Finding Data Should be Easier than Finding Oil 

      Kharlamov, Evgeny; Skjæveland, Martin G; Hovland, Dag; Mailis, Theofilos; Jimenez-Ruiz, Ernesto; Xiao, Guohui; Soylu, Ahmet; Horrocks, Ian; Waaler, Arild (Chapter; Peer reviewed, 2018)
      The competitiveness of modern enterprises heavily depends on their ability to make the right business decisions by relying on efficient and timely analysis of the right business critical data. In large and data intensive ...
    • Human activity recognition using wearable sensors, discriminant analysis, and long short-term memory-based neural structured learning 

      Uddin, Md Zia; Soylu, Ahmet (Peer reviewed; Journal article, 2021)
      Healthcare using body sensor data has been getting huge research attentions by a wide range of researchers because of its good practical applications such as smart health care systems. For instance, smart wearable sensor-based ...
    • Making Complex Ontologies End User Accessible via Ontology Projections 

      Soylu, Ahmet; Kharlamov, Evgeny (Journal article; Peer reviewed, 2018)
      Ontologies are a powerful mechanism to structure domains of interest. They have successfully been applied in medical domain, industry and other important areas. Despite the simplicity of ontological vocabularies that consist ...
    • Navigating OWL 2 Ontologies through Graph Projection 

      Soylu, Ahmet; Kharlamov, Evgeny (Journal article; Peer reviewed, 2018)
      Ontologies are powerful, yet often complex, assets for rep- resenting, exchanging, and reasoning over data. Particularly, OWL 2 ontologies have been key for constructing semantic knowledge graphs. Ability to navigate ...
    • On Enhancing Visual Query Building over KGs Using Query Logs 

      Klungre, Vidar Norstein; Soylu, Ahmet; Giese, Martin; Waaler, Arild; Kharlamov, Evgeny (Journal article; Peer reviewed, 2018)
      Knowledge Graphs have recently gained a lot of attention and have been successfully applied in both academia and industry. Since KGs may be very large: they may contain millions of entities and triples relating them to ...
    • Ontology-Based Fault Tree Analysis Algorithms in a Fuzzy Environment for Autonomous Ships 

      Sahin, Bekir; Yazidi, Anis; Roman, Dumitru; Soylu, Ahmet (Peer reviewed; Journal article, 2021)
      This study deals with fault tree analysis algorithms based on an ontology-based approach in a fuzzy environment. We extend fuzzy fault tree analysis by embedding ontology-based fault tree structures. The ontology-based ...
    • An overview of the TBFY knowledge graph for public procurement 

      Soylu, Ahmet; Elvesæter, Brian; Turk, Philip; Roman, Dumitru; Corcho, Oscar; Simperl, Elena; Makgill, Ian; Taggart, Chris; Grobelnik, Marko; Lech, Till Christopher (Peer reviewed; Journal article, 2019)
      A growing amount of public procurement data is being made available in the EU for the purpose of improving the effectiveness, efficiency, transparency, and accountability of government spending. However, there is a large ...
    • TheyBuyForYou platform and knowledge graph: Expanding horizons in public procurement with open linked data 

      Soylu, Ahmet; Corcho, Oscar; Elvesæter, Brian; Badenes-Olmedo, Carlos; Blount, Tom; Yedro Martínez, Francisco; Kovavic, Matej; Posinkovic, Matej; Makgill, Ian; Taggart, Chris; Simperl, Elena; Lech, Till Christopher; Roman, Dumitru (Peer reviewed; Journal article, 2022)
      Public procurement is a large market affecting almost every organisation and individual; therefore, governments need to ensure its efficiency, transparency, and accountability, while creating healthy, competitive, and ...
    • Towards a Knowledge Graph Based Platform for Public Procurement 

      Simperl, Elena; Corcho, Oscar; Grobelnik, Marko; Roman, Dumitru; Soylu, Ahmet; Ruíz, María Jesús Fernández; Gatti, Stefano; Taggart, Chris; Klima, Urška Skok; Uliana, Annie Ferrari; Makgill, Ian; Lech, Till Christopher (Journal article; Peer reviewed, 2019)
      Procurement affects virtually all sectors and organizations particularly in times of slow economic recovery and enhanced transparency. Public spending alone will soon exceed EUR 2 trillion per annum in the EU. Therefore, ...
    • Towards Integrating Public Procurement Data into a Semantic Knowledge Graph 

      Soylu, Ahmet; Corcho, Oscar; Simperl, Elena; Roman, Dumitru; Francisco, Yedro Martínez; Taggart, Chris; Makgill, Ian; Elvesæter, Brian; Symonds, Ben; McNally, Helen; Konstantinidis, George; Zhao, Yuchen; Lech, Till Christopher (Journal article; Peer reviewed, 2018)
      Public procurement accounts for a substantial part of the public investment and global economy. Therefore, improving effectiveness, efficiency, transparency and accountability of government procurement is of broad interest. ...