Browsing by Subject "Wireless sensor networks"

Now showing items 1-20 of 41

    • Article  

      A bio-inspired approach for streaming applications in wireless sensor networks based on the Lotka-Volterra competition model 

      Antoniou, Pavlos Ch.; Pitsillides, Andreas (2010)
      In the new era of Ambient Intelligence, wireless sensor networks (WSNs) are seen to bridge the gap between physical world and the Internet, making a large amount of information accessible anywhere, anytime. Over the last ...
    • Article  

      A biologically inspired networking model for wireless sensor networks 

      Charalambous, Charalambos D.; Cui, S. (2010)
      Wireless sensor networks have emerged in strategic applications such as target detection, localization, and tracking, where the large scale renders centralized control prohibitive. In addition, the finite batteries of the ...
    • Doctoral Thesis  Open Access

      Collaborative area monitoring using wireless sensor networks with stationary and mobile nodes 

      Lambrou, Theofanis P. (Πανεπιστήμιο Κύπρου, Πολυτεχνική Σχολή / University of Cyprus, Faculty of Engineering, 2011-05)
      Αυτή η διατριβή εξετάζει τα προβλήματα σχεδιασμού διαδρομών για την βελτίωση της κάλυψης και του εντοπισμού γεγονότων σε μικτά δίκτυα αισθητήρων που αποτελούνται από σταθερούς και κινητούς κόμβους αισθητήρων. Τέτοια μικτά ...
    • Conference Object  

      Collision avoidance in wireless powered sensor networks with backscatter communications 

      Psomas, C.; Krikidis, Ioannis A. (2017)
    • Article  

      A comparative study of protocols for efficient data propagation in smart dust networks 

      Chatzigiannakis, Ioannis; Dimitriou, Tassos D.; Mavronicolas, Marios; Nikoletseas, Sotiris E.; Spirakis, Paul G. (2003)
      Smart Dust is comprised of a vast number of ultra-small fully autonomous computing and communication devices, with very restricted energy and computing capabilities, that co-operate to accomplish a large sensing task. Smart ...
    • Article  

      Congestion control in autonomous decentralized networks based on the lotka-volterra competition model 

      Antoniou, Pavlos Ch.; Pitsillides, Andreas (2009)
      Next generation communication networks are moving towards autonomous infrastructures that are capable of working unattended under dynamically changing conditions. The new network architecture involves interactions among ...
    • Article  

      Congestion control in wireless sensor networks based on the bird flocking behavior 

      Antoniou, Pavlos Ch.; Pitsillides, Andreas; Engelbrecht, A.; Blackwell, T.; Michael, Loizos (2009)
      Recently, performance controlled wireless sensor networks have attracted significant interest with the emergence of mission-critical applications (e.g. health monitoring). Performance control can be carried out by robust ...
    • Article  

      Distributed finite-time average-consensus with limited computational and storage capability 

      Oliva, G.; Setola, R.; Hadjicostis, Christoforos N. (2017)
      Consensus is a fundamental feature of distributed systems, and it is the prerequisite for several complex tasks, such as flocking of mobile robots, localization in wireless-sensor networks, or decentralized control of smart ...
    • Article  

      Efficient indexing data structures for flash-based sensor devices 

      Lin, S.; Zeinalipour-Yazdi, Constantinos D.; Kalogeraki, Vana; Gunopulos, Dimitrios; Najjar, W. A. (2006)
      Flash memory is the most prevalent storage medium found on modern wireless sensor devices (WSDs). In this article we present two external memory index structures for the efficient retrieval of records stored on the local ...
    • Conference Object  

      Employing the flocking behavior of birds for controlling congestion in autonomous decentralized networks 

      Antoniou, Pavlos Ch.; Pitsillides, Andreas; Blackwell, T.; Engelbrecht, A. (2009)
      Recently a great emphasis has been given on autonomous decentralized networks (ADNs) wherein constituent nodes carry out specific tasks collectively. Their dynamic and constrained nature along with the emerging need for ...
    • Conference Object  

      ETC: Energy-driven tree construction in wireless sensor networks 

      Andreou, Panayiotis G.; Pamboris, Andreas; Zeinalipour-Yazdi, Constantinos D.; Chrysanthis, Panos K.; Samaras, George S. (2009)
      Continuous queries in Wireless Sensor Networks (WSNs) are founded on the premise of Query Routing Tree structures (denoted as T), which provide sensors with a path to the querying node. Predominant data acquisition systems ...
    • Conference Object  

      FSort: External sorting on flash-based sensor devices 

      Andreou, Panayiotis G.; Spanos, O.; Zeinalipour-Yazdi, Constantinos D.; Samaras, George S.; Chrysanthis, Panos K. (2009)
      In long-term deployments of Wireless Sensor Networks, it is often more efficient to store sensor readings locally at each device and transmit those readings to the user only when requested (i.e., in response to a user ...
    • Article  

      Improved coverage in WSNs by exploiting spatial correlation: the two sensor case 

      Michaelides, M.; Panayiotou, Christos G. (2011)
      Abstract One of the main applications of Wireless Sensor Networks (WSNs) is area monitoring. In such problems, it is desirable to maximize the area coverage. The main objective of this work is to investigate collaborative ...
    • Doctoral Thesis  Open Access

      An intrusion recovery security framework in wireless sensor networks 

      Stavrou, Iouliani Ch. (Πανεπιστήμιο Κύπρου, Σχολή Θετικών και Εφαρμοσμένων Επιστημών / University of Cyprus, Faculty of Pure and Applied Sciences, 2014-03)
      Τα ασύρματα δίκτυα αισθητήρων έχουν αποκτήσει αξιοσημείωτο ερευνητικό ενδιαφέρον κατά τη διάρκεια των τελευταίων ετών. Τα ασύρματα δίκτυα αισθητήρων μπορούν να υποστηρίξουν τη λειτουργία υποδομών ζωτικής σημασίας, όπως ...
    • Doctoral Thesis  Open Access

      KSPOT : a network-aware framework for energy-efficient data acquisition in wireless sensor networks 

      Andreou, Panayiotis G. (Πανεπιστήμιο Κύπρου, Σχολή Θετικών και Εφαρμοσμένων Επιστημών / University of Cyprus, Faculty of Pure and Applied Sciences, 2011-06)
      Τα Ασύρματα Δίκτυα Αισθητήρων (ΑΔΑ) αποτελούνται από μικροσκοπικές συσκευές με περιορισμένους πόρους και παρέχουν στους χρήστες την ευκαιρία να παρακολουθούν το περιβάλλον με πολύ ψηλή ευκρίνεια. Για τη συλλογή των δεδομένων ...
    • Conference Object  

      KSpot: Effectively monitoring the k most important events in a wireless sensor network 

      Andreou, Panayiotis G.; Zeinalipour-Yazdi, Constantinos D.; Vassiliadou, M.; Chrysanthis, Panos K.; Samaras, George S. (2009)
      This demo presents a graphical user interface and ranking system, coined KSpot, for effectively monitoring the K highest-ranked answers to a query Q in a Wireless Sensor Network. KSpot deploys state-of-the-art distributed ...
    • Doctoral Thesis  Open Access

      Localization and tracking in wireless networks for fault tolerance and device diversity 

      Laoudias, Christos I. (Πανεπιστήμιο Κύπρου, Πολυτεχνική Σχολή / University of Cyprus, Faculty of Engineering, 2014-05)
      Η αντίληψη της θέσης αποτελεί το βασικό πυλώνα για μια μεγάλη ποικιλία υπηρεσιών που αναμένονται ή χρησιμοποιούνται ήδη στην εποχή του φορητού και διάχυτου υπολογισμού. Αυτές οι υπηρεσίες εκτείνονται από κρίσιμες εφαρμογές ...
    • Conference Object  

      An m-health system for continuous monitoring of children with suspected cardiac arrhythmias 

      Kyriacou, Efthyvoulos C.; Pattichis, Constantinos S.; Pattichis, Marios S.; Jossif, Antonis P.; Vogiatzis, Dimitrios G.; Paraskeva, Loucas; Konstantinides, A.; Kounoudes, A. (2008)
      In this study, we present a mobile health (m-Health) system that will be used for continuous monitoring of children with suspected cardiac arrhythmias. The system is able to do real-time acquisition and transmission of ECG ...
    • Conference Object  

      The micropulse framework for adaptive waking windows in sensor networks 

      Zeinalipour-Yazdi, Constantinos D.; Andreou, Panayiotis G.; Chrysanthis, Panos K.; Samaras, George S.; Pitsillides, Andreas (2007)
      In this paper we present MicroPulse, a novel framework for adapting the waking window of a sensing device S based on the data workload incurred by a query Q. Assuming a typical tree-based aggregation scenario, the waking ...
    • Doctoral Thesis  

      Mids : a lightweight intrusion detection system for wireless sensor networks and the internet of things 

      Ioannou, Christiana A. (Πανεπιστήμιο Κύπρου, Σχολή Θετικών και Εφαρμοσμένων Επιστημών / University of Cyprus, Faculty of Pure and Applied Sciences, 2017-02)
      Η ομαδοποίηση (clustering) αποσκοπεί στη διαίρεση των αντικειμένων σε ομάδες βάση διαφόρων κριτηρίων. Σε πραγματικά δίκτυα πληροφοριών, κάθε χαρακτηριστικό των αντικειμένων, π.χ. ιδιότητες και τύποι συνδέσεων, περιέχει ...