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SIGMOD
2008
ACM
206views Database» more  SIGMOD 2008»
15 years 10 months ago
Ad-hoc aggregations of ranked lists in the presence of hierarchies
A variety of web sites and web based services produce textual lists at varying time granularities ranked according to several criteria. For example, Google Trends produces lists o...
Nilesh Bansal, Sudipto Guha, Nick Koudas
TREC
2004
14 years 11 months ago
Expanding Queries Using Stems and Symbols
This paper describes the experiments conducted in the ad-hoc retrieval task of the Genomic track at TREC 2004. Different query expansion techniques based on the addition of keywor...
Michela Bacchin, Massimo Melucci
JCP
2008
201views more  JCP 2008»
14 years 10 months ago
A Distributed AOA Based Localization Algorithm for Wireless Sensor Networks
In this paper we propose a distributed algorithm for solving the positioning problem in ad-hoc wireless networks. The method is based on the capability of the nodes to measure the ...
Gabriele Di Stefano, Alberto Petricola
ADHOCNOW
2008
Springer
14 years 11 months ago
Cheating on the CW and RTS/CTS Mechanisms in Single-Hop IEEE 802.11e Networks
This paper presents a work in progress which deals with the problem of node misbehaviour in ad-hoc networks. A realistic approach is used to determine the impact of contention wind...
Szymon Szott, Marek Natkaniec, Andrzej R. Pach
NOMS
2008
IEEE
115views Communications» more  NOMS 2008»
15 years 4 months ago
A scheme for dynamic monitoring and logging of topology information in Wireless Mesh Networks
—We propose a distributed monitoring scheme for an ad-hoc/MESH network topology, and design a Distributed Hash Table based Peer-to-Peer system to log the topology information. A ...
Cristian Popi, Olivier Festor