This is one of the one of the R&I Actions for H2020 Topic identifier: ICT-24-2018-2019, Next Generation Internet - An Open Internet Initiative.
According the call text, this RIA will cover the following scenario:
"to search and access large heterogeneous data sources, services, objects and sensors, devices, multi-media content, etc. and which may include aspects of numbering; providing contextual querying, personalised information retrieval and increased quality of experience."
This discussion area will help to identify the challenges arising within the scenario described above, as well as potential solutions to address these challenges, and to identify gaps that need to be filled by research and innovation projects within this topic area.