• Conference Object  

      CLODA: A crowdsourced linked open data architecture 

      Larkou, G.; Metochi, J.; Chatzimilioudis, Georgios; Zeinalipour-Yazdi, Constantinos D. (2013)
      In this paper we present our Crowdsourced Linked Open Data Architecture (CLODA), a first attempt to combine crowdsourcing, localization and location-based services to generate, collect, validate and relate real-world, ...
    • Article  

      Crowdsourced trace similarity with smartphones 

      Zeinalipour-Yazdi, Constantinos D.; Laoudias, Christos; Costa, Constantinos; Vlachos, Michail; Andreou, Maria I.; Gunopulos, Dimitrios (2013)
      Smartphones are nowadays equipped with a number of sensors, such as WiFi, GPS, accelerometers, etc. This capability allows smartphone users to easily engage in crowdsourced computing services, which contribute to the ...
    • Article  

      Crowdsourcing emergency data in non-operational cellular networks 

      Chatzimilioudis, Georgios; Costa, Constantinos; Zeinalipour-Yazdi, Constantinos D.; Lee, W. -C (2017)
      In overloaded or partially broken (i.e., non-operational) cellular networks, it is imperative to enable communication within the crowd to allow the management of emergency and crisis situations. To this end, a variety of ...
    • Conference Object  

      Demonstration abstract: Crowdsourced indoor localization and navigation with Anyplace 

      Petrou, L.; Larkou, G.; Laoudias, Christos; Zeinalipour-Yazdi, Constantinos D.; Panayiotou, Christos G. (IEEE Computer Society, 2014)
      In this demonstration paper, we present the Anyplace system that relies on the abundance of sensory data on smartphones (e.g., WiFi signal strength and inertial measurements) to deliver reliable indoor geolocation information. ...
    • Article  

      Internet-based Indoor Navigation Services 

      Zeinalipour-Yazdi, Constantinos D.; Laoudias, Christos; Georgiou, K.; Chatzimilioudis, Georgios (2017)
      The advances of smartphone technology in recent years is leading to the uptake of a new class of Internet-based Indoor Navigation (IIN) services, which might soon diminish the need of Satellite-based technologies in urban ...
    • Conference Object  

      Mobile Data Management in Indoor Spaces 

      Laoudias, Christos; Zeinalipour-Yazdi, Constantinos D. (Institute of Electrical and Electronics Engineers Inc., 2015)
      This advanced seminar presents the fundamental mobile data management concepts behind the realization of innovative indoor information services that deal with all aspects of handling indoor data as a valuable resource, ...