Browsing by Author "Zeinalipour-Yazdi, Constantinos D."

Now showing items 81-97 of 97

    • Book  

      Proceedings of the Seventh International Workshop on Data Management for Sensor Networks 

      Zeinalipour-Yazdi, Constantinos D.; ACM, Digital Library (ACM, 2010)
    • Conference Object  

      Radio Map Prefetching for Indoor Navigation in Intermittently Connected Wi-Fi Networks 

      Konstantinidis, Andreas; Nikolaides, G.; Chatzimilioudis, Georgios; Evagorou, G.; Zeinalipour-Yazdi, Constantinos D.; Chrysanthis, Panos K. (Institute of Electrical and Electronics Engineers Inc., 2015)
      Wi-Fi (or WLAN) based indoor navigation applications for mobiles rely on cloud-based services (s) that take care of a user's (u) localization task using structures called Radio Maps (RMs). It is imperative for u to have a ...
    • Conference Object  

      Rayzit: An Anonymous and Dynamic Crowd Messaging Architecture 

      Costa, Constantinos; Anastasiou, Chrysovalantis; Chatzimilioudis, Georgios; Zeinalipour-Yazdi, Constantinos D. (Institute of Electrical and Electronics Engineers Inc., 2015)
      The smartphone revolution has introduced a new era of social networks where users communicate over anonymous messaging platforms to exchange opinions, ideas and even carry out commerce. These platforms enable individuals ...
    • Conference Object  

      A realistic evaluation and comparison of indoor location technologies: Experiences and lessons learned 

      Lymberopoulos, D.; Liu, J.; Yang, X.; Choudhury, R. R.; Handziski, V.; Sen, S.; Lemic, F.; Busch, J.; Jiang, Z.; Zou, H.; Jiang, H.; Ashok, A.; Xu, C.; Ghose, A.; Ahmed, N.; Zhang, C.; Xiao, Z.; Wen, H.; Schmid, T.; Lee, D.; Klepal, M.; Beder, C.; Nikodem, M.; Szymczak, S.; Hoffmann, P.; Selavo, L.; Giustiniano, D.; Lenders, V.; Rea, M.; Marcaletti, A.; Laoudias, Christos; Zeinalipour-Yazdi, Constantinos D.; Tsai, Y. -K; Abrudan, T. E.; Markham, A.; Bestmann, A.; Reimann, R.; Li, L.; Zhao, C.; Adler, S.; Schmitt, S.; Lazik, P.; Rajagopal, N.; Rowe, A.; Dentamaro, V.; Colucci, D.; Ambrosini, P.; Ferraz, A. S.; Martins, L. Q. L.; Bello, P.; Alvino, A.; Sark, V.; Pirkl, G.; Hevesi, P. (Association for Computing Machinery, Inc, 2015)
      We present the results, experiences and lessons learned from comparing a diverse set of technical approaches to indoor localization during the 2014 Microsoft Indoor Localization Competition. 22 different solutions to indoor ...
    • Conference Object  

      RISE - Co-S: High performance sensor storage and co-processing architecture 

      Banerjee, A.; Mitra, A.; Najjar, W.; Zeinalipour-Yazdi, Constantinos D.; Kalogerakil, V.; Gunopulos, Dimitrios (2005)
      Low power, high performance sensor designs are of particular importance nowadays considering the plethora of emerging applications in a wide range of fields. Applications such as audio capture, FFT (Fast Fourier Transform), ...
    • Conference Object  

      Scalable Mockup Experiments on Smartphones Using Smart Lab 

      Larkou, G.; Mintzis, M.; Andreou, Panayiotis G.; Konstantinidis, Andreas; Zeinalipour-Yazdi, Constantinos D. (Institute of Electrical and Electronics Engineers Inc., 2015)
      In this paper we present a comprehensive architecture to carry out experimental repeatability studies on clusters of smartphones. Our architecture is founded on Smart Lab1, our in-house architecture for managing real and ...
    • Conference Object  

      SenseSwarm: A perimeter-based data acquisition framework for mobile sensor networks 

      Zeinalipour-Yazdi, Constantinos D.; Andreou, Panayiotis G.; Chrysanthis, Panos K.; Samaras, George S. (2007)
      This paper assumes a set of n mobile sensors that move in the Euclidean plane as a swarm. Our objectives are to explore a given geographic region by detecting and aggregating spatio-temporal events of interest and to store ...
    • Conference Object  

      SmartP2P: A multi-objective framework for finding social content in P2P smartphone networks 

      Konstantinidis, Andreas; Aplitsiotis, C.; Zeinalipour-Yazdi, Constantinos D. (2012)
      In this demonstration paper, we present a novel framework for searching objects (e.g., images, videos, etc.) captured by the users in a mobile social community. Our framework, is founded on an in-situ data storage model, ...
    • Conference Object  

      SmartTrace: Finding similar trajectories in smartphone networks without disclosing the traces 

      Costa, Constantinos; Laoudias, Christos; Zeinalipour-Yazdi, Constantinos D.; Gunopulos, Dimitrios (2011)
      In this demonstration paper, we present a powerful distributed framework for finding similar trajectories in a smartphone network, without disclosing the traces of participating users. Our framework, exploits opportunistic ...
    • Conference Object  

      SPATE: Compacting and exploring telco big data 

      Costa, Constantinos; Chatzimilioudis, Georgios; Zeinalipour-Yazdi, Constantinos D.; Mokbel, M. F. (IEEE Computer Society, 2017)
      In this demonstration paper, we present SPATE, an innovative telco big data exploration framework whose objectives are two-fold: (i) minimizing the storage space needed to incrementally retain data over time
    • Article  

      Structuring topologically aware overlay networks using domain names 

      Zeinalipour-Yazdi, Constantinos D.; Kalogeraki, Vana (2006)
      Overlay networks are application layer systems which facilitate users in performing distributed functions such as searches over the contents of other users. An important problem in such networks is that the connections ...
    • Conference Object  

      The threshold join algorithm for top-k queries in distributed sensor networks 

      Zeinalipour-Yazdi, Constantinos D.; Vagena, Zografoula; Gunopulos, Dimitrios; Kalogeraki, Vana; Tsotras, Vassilis J.; Vlachos, Michail; Koudas, Nick; Srivastava, D. (2005)
      In this paper we present the Threshold Join Algorithm (TJA), which is an efficient TOP-k query processing algorithm for distributed sensor networks. The objective of a top-k query is to find the k highest ranked answers ...
    • Article  

      Towards in-situ data storage in sensor databases 

      Zeinalipour-Yazdi, Constantinos D.; Kalogeraki, Vana; Gunopulos, Dimitrios; Mitra, Abhishek; Banerjee, A.; Najjar, W. (2005)
      The advances in wireless communications along with the exponential growth of transistors per integrated circuit lead to a rapid evolution of Wireless Sensor Devices (WSDs), that can be used for monitoring environmental ...
    • Conference Object  

      Towards planet-scale localization on smartphones with a partial radiomap 

      Konstantinidis, Andreas; Chatzimilioudis, Georgios; Laoudias, Christos; Nicolaou, Silouanos; Zeinalipour-Yazdi, Constantinos D. (2012)
      The majority of smartphone localization systems use Assisted-GPS for fine-grained localization in outdoor spaces or WiFi-based RSS (Received Signal Strength) technologies for coarse-grain positioning in indoor and outdoor ...
    • Article  

      Towards self-managing QoS-enabled peer-to-peer systems 

      Kalogeraki, Vana; Chen, F.; Repantis, Thomas; Zeinalipour-Yazdi, Constantinos D. (2005)
      Peer-to-peer systems that dynamically interact, collaborate and share resources are increasingly being deployed in wide-area environments. The inherent ad-hoc nature of these systems makes it difficult to meet the Quality ...
    • Article  

      Welcome message from MUSICAL 2016 chairs 

      Ouchi, K.; Yashiro, T.; Kato, Y.; Yoshihiro, T.; Zeinalipour-Yazdi, Constantinos D. (2016)
    • Conference Object  

      Workload-aware query routing trees in wireless sensor networks 

      Andreou, Panayiotis G.; Zeinalipour-Yazdi, Constantinos D.; Chrysanthis, Panos K.; Samaras, George S. (2008)
      Continuous queries in wireless sensor networks are established on the premise of a routing tree that provides each sensor with a path over which answers can be transmitted to the query processor. We found that these ...