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193
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INFOCOM
2010
IEEE
15 years 3 months ago
2010
IEEE
We address the problem of efficiently gathering correlated data from a wireless sensor network, with the aim of designing algorithms with provable optimality guarantees, and unders...
145
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ICIP
2000
IEEE
16 years 7 months ago
2000
IEEE
Registration is a fundamental task in image processing and quite a few registration techniques have been developed in various fields. In this paper we propose a novel graphreprese...
251
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ICDT
2009
ACM
16 years 6 months ago
2009
ACM
Graph-theoretic aggregation problems have been considered both in OLAP (grid graph) and XML (tree). This paper gives new results for MIN aggregation in a tree, where we want the M...
183
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WEA
2010
Springer
16 years 24 days ago
2010
Springer
A tanglegram consists of a pair of (not necessarily binary) trees T1, T2 with leaf sets L1, L2. Additional edges, called tangles, may connect nodes in L1 with those in L2. The task...
161
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GLOBECOM
2008
IEEE
16 years 13 days ago
2008
IEEE
— This paper investigates the problem of the formation of an uplink tree structure among the IEEE 802.16j network’s relay stations (RSs) and their serving base station (MR-BS)....