• Big Data Pipelines on the Computing Continuum: Ecosystem and Use Cases Overview 

      Roman, Dumitru; Nikolov, Nikolay; Soylu, Ahmet; Elvesæter, Brian; Song, Hui; Prodan, Radu; Kimovski, Dragi; Marrella, Andrea; Leotta, Francesco; Matskin, Mihhail; Ledakis, Giannis; Theodosiou, Konstantinos; Simonet-Boulogne, Anthony; Perales, Fernando; Kharlamov, Evgeny; Ulisses, Alexandre; Solberg, Arnor; Ceccarelli, Raffaele (Peer reviewed; Journal article, 2021)
      Organisations possess and continuously generate huge amounts of static and stream data, especially with the proliferation of Internet of Things technologies. Collected but unused data, i.e., Dark Data, mean loss in value ...
    • Big Data Pipelines on the Computing Continuum: Tapping the Dark Data 

      Roman, Dumitru; Prodan, Radu; Nikolov, Nikolay; Soylu, Ahmet; Matskin, Mihhail; Marrella, Andrea; Kimovski, Dragi; Elvesæter, Brian; Simonet-Boulogne, Anthony; Ledakis, Giannis; Song, Hui; Leotta, Francesco; Kharlamov, Evgeny (Peer reviewed; Journal article, 2022)
      The computing continuum enables new opportunities for managing big data pipelines concerning efficient management of heterogeneous and untrustworthy resources. We discuss the big data pipelines lifecycle on the computing ...
    • Data Quality Barriers for Transparency in Public Procurement 

      Soylu, Ahmet; Corcho, Oscar; Elvesæter, Brian; Badenes-Olmedo, Carlos; Yedro Martínez, Francisco; Kovavic, Matej; Posinkovic, Matej; Medvescek, Mitja; Makgill, Ian; Taggart, Chris; Simperl, Elena; Lech, Till Christopher; Roman, Dumitru (Peer reviewed; Journal article, 2022)
      Governments need to be accountable and transparent for their public spending decisions in order to prevent losses through fraud and corruption as well as to build healthy and sustainable economies. Open data act as a major ...
    • DataCloud: Enabling the Big Data Pipelines on the Computing Continuum 

      Roman, Dumitru; Nikolov, Nikolay; Elvesæter, Brian; Soylu, Ahmet; Prodan, Radu; Kimovski, Dragi; Marrella, Andrea; Leotta, Francesco; Benvenuti, Dario; Matskin, Mihhail; Ledakis, Giannis; Simonet-Boulogne, Anthony; Perales, Fernando; Kharlamov, Evgeny; Ulisses, Alexandre; Solberg, Arnor; Ceccarelli, Raffaele (Chapter, 2021)
    • DataGraft beta v2: New features and capabilities 

      Nikolov, Nikolay; Sukhobok, Dina; Dragnev, Stefan; Dalgard, Steffen Harald; Elvesæter, Brian; von Zernichow, Bjørn Marius; Roman, Dumitru (Journal article; Peer reviewed, 2017)
      In this demonstrator, we will introduce the latest features and capabil-ities added to DataGraft – a Data-as-a-Service platform for data preparation and knowledge graph generation. DataGraft provides data transformation, ...
    • DataGraft: A Platform for Open Data Publishing 

      Roman, Dumitru; Dimitrov, Marin; Nikolov, Nikolay; Pultier, Antoine; Elvesæter, Brian; Simov, Alex; Petkov, Yavor (Journal article; Peer reviewed, 2016)
      DataGraft is a platform for Open Data management. It has the goals to simplify and speed up the data publishing process and to improve the reliability and scalability of the data consumption process. This demonstrator ...
    • The euBusinessGraph ontology: A lightweight ontology for harmonizing basic company information 

      Roman, Dumitru; Alexiev, Vladimir; Paniagua, Javier; Elvesæter, Brian; Zernichow, Bjørn Marius von; Soylu, Ahmet; Simeonov, Boyan; Taggart, Chris (Peer reviewed; Journal article, 2022)
      Company data, ranging from basic company information such as company name(s) and incorporation date to complex balance sheets and personal data about directors and shareholders, are the foundation that many data value ...
    • An Overview of the Linked Data AppStore 

      Roman, Dumitru; Pop, Claudia D.; Roman, Roxana I.; Mathisen, Bjørn Magnus; Wienhofen, Leendert Wilhelmus Marinus; Elvesæter, Brian; Berre, Arne- Jørgen (Peer reviewed; Journal article, 2014)
      This demo/poster paper provides an overview of a Software-as-a-Service platform prototype for data integration on the Web – The Linked Data AppStore (LD-AppStore). It builds upon Linked Data technologies, targets data ...
    • 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 ...
    • Semantic Segmentation in Underwater Ship Inspections: Benchmark and Dataset 

      Waszak, Maryna; Cardaillac, Alexandre; Elvesæter, Brian; Rødølen, Frode; Ludvigsen, Martin (Peer reviewed; Journal article, 2022)
      In this article, we present the first large-scale data set for underwater ship lifecycle inspection, analysis and condition information (LIACI). It contains 1893 images with pixel annotations for ten object categories: ...
    • SIM-PIPE DryRunner: An approach for testing container-based big data pipelines and generating simulation data 

      Thomas, Aleena; Nikolov, Nikolay; Pultier, Antoine; Roman, Dumitru; Elvesæter, Brian; Soylu, Ahmet (Peer reviewed; Journal article, 2022)
      Big data pipelines are becoming increasingly vital in a wide range of data intensive application domains such as digital healthcare, telecommunication, and manufacturing for efficiently processing data. Data pipelines in ...
    • Standards and Initiatives for Service Modeling - The Case of OMG SoaML 

      Roman, Dumitru; Carrez, Cyril; Elvesæter, Brian; Berre, Arne- Jørgen (Chapter, 2011)
      Service modeling is a key element of any service-oriented system. It is the foundation on which core service-related tasks such as service discovery, composition, and mediation rely. During the past years standardization ...
    • Structuring guidelines for the technical reference architecture for information and communication technology (ICT) in the Norwegian Defence 

      Elvesæter, Brian; Solberg, Arnor (Research report, 2008)
      This report presents structuring guidelines for the technical reference architecture for information and communication technology (ICT) in the Norwegian Defence. The overall structure highlights the different areas that ...
    • The InfraRisk ontology: enabling semantic interoperability for critical infrastructures at risk from natural hazards 

      Roman, Dumitru; Sukhobok, Dina; Nikolov, Nikolay; Elvesæter, Brian; Pultier, Antoine (Journal article; Peer reviewed, 2017)
      Earthquakes, landslides, and other natural hazard events have severe negative socio-economic impacts. Among other consequences, those events can cause damage to infrastructure networks such as roads and railways. Novel ...
    • 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 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. ...