Τμήμα Πληροφορικής / Department of Computer Science: Recent submissions

Now showing items 961-980 of 1952

    • Book Chapter  

      Symbolic Representation and Inference of Regulatory Network Structures 

      Maimari, N.; Broda, K.; Kakas, Antonis C.; Krams, R.; Russo, A. (wiley, 2014)
      This chapter presents a general logic-based framework, called Abductive Regulatory Network Inference (ARNI), where it formalize the network extraction problem as an abductive inference problem. A general logical model is ...
    • Article  

      Enabling Interoperable Cloud Application Management through an Open Source Ecosystem 

      Loulloudes, Nicholas; Sofokleous, Chrystalla; Trihinas, Demetris; Dikaiakos, Marios D.; Pallis, George C. (2015)
      Cloud computing enables on-demand provisioning of computing resources to IT solutions, following a utility-based approach. Technology and standardization developments in traditional public utilities enable customers to ...
    • Conference Object  

      On the evaluation of caching in Vehicular Information Systems 

      Loulloudes, Nicholas; Pallis, George C.; Dikaiakos, Marios D. (2010)
      VANETs have been envisioned as an infrastructure for deploying Vehicular Information Systems (VIS) that among others provide drivers with an up-to-date view on the prevailing traffic conditions. In this work we evaluate ...
    • Article  

      Information dissemination in mobile CDNs 

      Loulloudes, Nicholas; Pallis, George C.; Dikaiakos, Marios D. (2008)
    • Article  

      A new model for selfish routing 

      Lücking, T.; Mavronicolas, Marios; Monien, Burkhard; Rode, M. (2008)
      In this work, we introduce and study a new, potentially rich model for selfish routing over non-cooperative networks, as an interesting hybridization of the two prevailing such models, namely the KPmodel [E. Koutsoupias, ...
    • Article  

      Editorial 

      Lucas, P.; Rospars, J. -P; Christodoulou, Chris C. (2015)
    • Article  

      Caching dynamic information in vehicular ad hoc networks 

      Loulloudes, Nicholas; Pallis, George C.; Dikaiakos, Marios D. (2010)
      Recent advances in VANET technologies have propelled the development and deployment of a wide variety of Vehicular Information Systems (VIS) to vehicles. Such systems provide real-time, crucial information, to drivers, ...
    • Conference Object  

      V-Radar: A vehicular traffic query protocol for urban environments 

      Loulloudes, Nicholas; Pallis, George C.; Dikaiakos, Marios D. (2012)
      Automobile congestions have an adverse effect in modern societies, causing the loss of billions of dollars and manhours every year throughout the world. In this era of global economic recession, drivers will require the ...
    • Conference Object  

      On the performance evaluation of VANET routing protocols in large-scale urban environments (Poster) 

      Loulloudes, Nicholas; Pallis, George C.; Dikaiakos, Marios D. (2012)
      With the increasing capabilities of vehicular communications technology, VANETs (Vehicular Ad-Hoc Networks) have witnessed a significant development. Key to the establishment of value-added services and applications is the ...
    • Article  

      Quantitative texture analysis of brain white matter lesions derived from T2-weighted MR images in MS patients with clinically isolated syndrome 

      Loizou, Christos P.; Petroudi, Styliani; Seimenis, Ioannis; Pantzaris, Marios C.; Pattichis, Constantinos S. (2015)
      Introduction: This study investigates the application of texture analysis methods on brain T2-white matter lesions detected with magnetic resonance imaging (MRI) for the prognosis of future disability in subjects diagnosed ...
    • Conference Object  

      The CREATE project: Mixed reality for design, education, and cultural heritage with a constructivist approach 

      Loscos, C.; Widenfeld, H. R.; Roussou, M.; Meyer, A.; Tecchia, F.; Drettakis, George; Gallo, E.; Martinez, A. R.; Tsingos, N.; Chrysanthou, Yiorgos L.; Robert, L.; Bergamasco, M.; Dettori, A.; Soubra, S. (Institute of Electrical and Electronics Engineers Inc., 2003)
      The global scope of the CREATE project is to develop a mixed-reality framework that enables highly interactive real-time construction and manipulation of photo-realistic, virtual worlds based on real data sources. This ...
    • Article  

      MPI-FT: Portable fault tolerance scheme for MPI 

      Louca, Soulla P.; Neophytou, Neophytos; Lachanas, Adrianos; Evripidou, Paraskevas (2000)
      In this paper, we propose the design and development of a fault tolerant and recovery scheme for the Message Passing Interface (MPI). The proposed scheme consists of a detection mechanism for detecting process failures, ...
    • Article  

      Preface 

      Louca, Loucas S.; Al-Begain, Khalid; Chrysanthou, Yiorgos L.; Oplatková, Z. (2008)
    • Conference Object  

      Texture image analysis of normal appearing white matter areas in Clinically Isolated Syndrome that evolved in demyelinating lesions in subsequent MRI scans: Multiple sclerosis disease evolution 

      Loizou, Christos P.; Seimenis, Ioannis; Pantzaris, Marios C.; Kasparis, Takis; Kyriacou, Efthyvoulos C.; Pattichis, Constantinos S. (2010)
      The purpose of this paper is to explore the use of texture features analysis for evaluating normal appearing white matter (NA WM) areas in brain Magnetic Resonance Imaging (MRI) scans of patients with a first demyelinating ...
    • Conference Object  

      Real-time shadows for animated crowds in virtual cities 

      Loscos, C.; Tecchia, F.; Chrysanthou, Yiorgos L. (2001)
      In this paper, we address the problem of shadow computation for large environments including thousands of dynamic objects. The method we propose is based on the assumption that the environment is 2.5D, which is often the ...
    • Conference Object  

      The Dynamics of Vehicular Networks in Large-Scale Urban Environments 

      Loulloudes, Nicholas; Pallis, George C.; Dikaiakos, Marios D. (Institute of Electrical and Electronics Engineers Inc., 2016)
      Vehicular Ad hoc Networks (VANETs) have emerged as a platform to support Intelligent Transportation Applications. A key to the development of protocols and services for IVC lies in the knowledge of the topological ...
    • Article  

      On network survivability algorithms based on trellis graph transformations 

      Louca, Soulla P.; Pitsillides, Andreas; Samaras, George S. (1999)
      Due to the wide range of services being supported, telecommunications networks are loaded with massive quantities of information. This stimulates extra concern for network survivability. In this paper, we use graph theoretic ...
    • Article  

      An integrated system for the segmentation of atherosclerotic carotid plaque ultrasound video 

      Loizou, Christos P.; Petroudi, Styliani; Pantzaris, Marios C.; Nicolaïdes, Andrew N.; Pattichis, Constantinos S. (2014)
      The robust border identification of atherosclerotic carotid plaque, the corresponding degree of stenosis of the common carotid artery (CCA), and also the characteristics of the arterial wall, including plaque size, ...
    • Conference Object  

      Segmentation of atherosclerotic carotid plaque in ultrasound video 

      Loizou, Christos P.; Petroudi, Styliani; Pattichis, Constantinos S.; Pantzaris, Marios C.; Kasparis, Takis; Nicolaïdes, Andrew N. (2012)
      The degree of stenosis of the common carotid artery (CCA) but also the characteristics of the arterial wall including plaque size, composition and elasticity represent important predictors used in the assessment of the ...
    • Article  

      Snakes based segmentation of the common carotid artery intima media 

      Loizou, Christos P.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Tyllis, Theodosis K.; Nicolaïdes, Andrew N. (2007)
      Ultrasound measurements of the human carotid artery walls are conventionally obtained by manually tracing interfaces between tissue layers. In this study we present a snakes segmentation technique for detecting the ...