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WEBDB
2005
Springer
124views Database» more  WEBDB 2005»
15 years 12 months ago
JXP: Global Authority Scores in a P2P Network
This document presents the JXP algorithm for dynamically and collaboratively computing PageRank-style authority scores of Web pages distributed in a P2P network. In the architectu...
Josiane Xavier Parreira, Gerhard Weikum
ALGOSENSORS
2004
Springer
15 years 12 months ago
The Expected Uncertainty of Range Free Localization Protocols in Sensor Networks
We consider three range-free localization protocols for sensor networks and analyze their accuracy in terms of the expected area of uncertainty of position per sensor. Assuming a ...
Gideon Stupp, Moshe Sidi
APPROX
2004
Springer
136views Algorithms» more  APPROX 2004»
15 years 12 months ago
On the Crossing Spanning Tree Problem
Given an undirected n-node graph and a set C of m cuts, the minimum crossing tree is a spanning tree which minimizes the maximum crossing of any cut in C, where the crossing of a c...
Vittorio Bilò, Vineet Goyal, R. Ravi, Mohit...
CAAN
2004
Springer
15 years 12 months ago
Bandwidth Allocation in Networks: A Single Dual Update Subroutine for Multiple Objectives
We study the bandwidth allocation problem Maximize U(x), subject to Ax ≤ c; x ≥ 0 where U is a utility function, x is a bandwidth allocation vector, and Ax ≤ c represent the...
Sung-woo Cho, Ashish Goel
CIKM
2004
Springer
15 years 12 months ago
Indexing text data under space constraints
An important class of queries is the LIKE predicate in SQL. In the absence of an index, LIKE queries are subject to performance degradation. The notion of indexing on substrings (...
Bijit Hore, Hakan Hacigümüs, Balakrishna...