301 search results - page 55 / 61 » The k-Median Problem for Directed Trees |
PVLDB
2008
13 years 6 months ago
2008
Keyword search on graph structured data has attracted a lot of attention in recent years. Graphs are a natural "lowest common denominator" representation which can combi...
ORL
2006
13 years 7 months ago
2006
The strategic safety stock placement problem is a constrained separable concave minimization problem and so is solvable, in principle, as a sequence of mixed-integer programming p...
HICSS
2002
IEEE
14 years 13 days ago
2002
IEEE
Abstract— Recent advances in graph-based search techniques derived from Kleinberg’s work [1] have been impressive. This paper further improves the graph-based search algorithm ...
VLDB
2005
ACM
14 years 29 days ago
2005
ACM
In this paper, we examine the performance of frequent pattern mining algorithms on a modern processor. A detailed performance study reveals that even the best frequent pattern min...
COCOA
2009
Springer
14 years 3 days ago
2009
Springer
: Under water sensor network is an important research direction in computer science. There are many interesting optimization problems regarding its design, routing and applications...