Browsing Τμήμα Πληροφορικής / Department of Computer Science by Author "Papadakis, Charis"
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Conference Object
A feedback-based approach to reduce duplicate messages in unstructured peer-to-peer networks
Papadakis, Charis; Fragopoulou, Paraskevi; Markatos, Evangelos P.; Athanasopoulos, Elias; Dikaiakos, Marios D.; Labrinidis, Alexandros (Springer Science and Business Media, LLC, 2007)Resource location in unstructured P2P systems is mainly performed by having each node forward each incoming query message to all of its neighbors, a process called flooding. Although this algorithm has excellent response ...
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Article
Hash-based overlay partitioning in unstructured peer-to-peer systems
Papadakis, Charis; Fragopoulou, Paraskevi; Markatos, Evangelos P.; Dikaiakos, Marios D.; Labrinidis, Alexandros (2009)Unstructured peer-to-peer (P2P) networks suffer from the increased volume of traffic produced by flooding. Methods such as random walks or dynamic querying managed to limit the traffic at the cost of reduced network coverage. ...
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Article
Metadata ranking and pruning for failure detection in grids
Zeinalipour-Yazdi, Constantinos D.; Papadakis, Charis; Georgiou, Chryssis; Dikaiakos, Marios D. (2008)The objective of Grid computing is to make processing power as accessible and easy to use as electricity and water. The last decade has seen an unprecedented growth in Grid infrastructures which nowadays enables large-scale ...