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KR
2004
Springer
14 years 21 days ago
Planning Graphs and Knowledge Compilation
One of the major advances in classical planning has been the development of Graphplan. Graphplan builds a layered structure called the planning graph, and then searches this struc...
Hector Geffner
XSYM
2004
Springer
129views Database» more  XSYM 2004»
14 years 20 days ago
Fractional XSketch Synopses for XML Databases
A key step in the optimization of declarative queries over XML data is estimating the selectivity of path expressions, i.e., the number of elements reached by a specific navigatio...
Natasha Drukh, Neoklis Polyzotis, Minos N. Garofal...
COMPGEOM
2003
ACM
14 years 18 days ago
Local polyhedra and geometric graphs
We introduce a new realistic input model for geometric graphs and nonconvex polyhedra. A geometric graph G is local if (1) the longest edge at every vertex v is only a constant fa...
Jeff Erickson
GECCO
2003
Springer
14 years 17 days ago
Enhancing the Performance of GP Using an Ancestry-Based Mate Selection Scheme
The performance of genetic programming relies mostly on population-contained variation. If the population diversity is low then there will be a greater chance of the algorithm bein...
Rodney Fry, Andrew M. Tyrrell
WDAG
2009
Springer
160views Algorithms» more  WDAG 2009»
13 years 12 months ago
Brief Announcement: The Minimum Failure Detector for Non-Local Tasks in Message-Passing Systems
This paper defines the basic notions of local and non-local tasks, and determines the minimum information about failures that is necessary to solve any non-local task in message-p...
Carole Delporte-Gallet, Hugues Fauconnier, Sam Tou...