Browsing by Subject "Wireless sensor networks"
Now showing items 1-20 of 41
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Article
A bio-inspired approach for streaming applications in wireless sensor networks based on the Lotka-Volterra competition model
(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 ...
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Article
A biologically inspired networking model for wireless sensor networks
(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 ...
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Doctoral Thesis Open Access
Collaborative area monitoring using wireless sensor networks with stationary and mobile nodes
(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 ...
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Conference Object
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Article
A comparative study of protocols for efficient data propagation in smart dust networks
(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 ...
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Article
Congestion control in autonomous decentralized networks based on the lotka-volterra competition model
(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 ...
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Article
Congestion control in wireless sensor networks based on the bird flocking behavior
(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 ...
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Article
Distributed finite-time average-consensus with limited computational and storage capability
(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 ...
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Article
Efficient indexing data structures for flash-based sensor devices
(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 ...
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Conference Object
Employing the flocking behavior of birds for controlling congestion in autonomous decentralized networks
(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 ...
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Conference Object
ETC: Energy-driven tree construction in wireless sensor networks
(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 ...
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Conference Object
FSort: External sorting on flash-based sensor devices
(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 ...
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Article
Improved coverage in WSNs by exploiting spatial correlation: the two sensor case
(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 ...
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Doctoral Thesis Open Access
An intrusion recovery security framework in wireless sensor networks
(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 ...
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Doctoral Thesis Open Access
KSPOT : a network-aware framework for energy-efficient data acquisition in wireless sensor networks
(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 ...
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Conference Object
KSpot: Effectively monitoring the k most important events in a wireless sensor network
(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 ...
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Doctoral Thesis Open Access
Localization and tracking in wireless networks for fault tolerance and device diversity
(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 ...
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Conference Object
An m-health system for continuous monitoring of children with suspected cardiac arrhythmias
(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 ...
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Conference Object
The micropulse framework for adaptive waking windows in sensor networks
(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 ...
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Doctoral Thesis
Mids : a lightweight intrusion detection system for wireless sensor networks and the internet of things
(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 ...