796 search results - page 139 / 160 » Approximating the centroid is hard |
CIKM
2007
Springer
14 years 1 months ago
2007
Springer
The problem of results merging in distributed information retrieval environments has been approached by two different directions in research. Estimation approaches attempt to cal...
IPSN
2007
Springer
14 years 1 months ago
2007
Springer
In this paper we propose a lightweight algorithm for constructing multi-resolution data representations for sensor networks. We compute, at each sensor node u, O(log n) aggregates...
OOPSLA
2007
Springer
14 years 1 months ago
2007
Springer
Java bug finders perform static analysis to find implementation mistakes that can lead to exploits and failures; Java compilers perform static analysis for optimization. If Java...
STACS
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. We study computationally hard combinatorial problems arising from the important engineering question of how to maximize the number of connections that can be simultaneous...
CIBCB
2006
IEEE
14 years 1 months ago
2006
IEEE
— Successful biological image analysis usually requires satisfactory segmentations to identify regions of interest as an intermediate step. Here we present a novel graphical mode...