867 search results - page 60 / 174 » On Two Forms of Structural Recursion |
105
click to vote
PODS
2006
ACM
16 years 2 months ago
2006
ACM
Given a document D in the form of an unordered labeled tree, we study the expressibility on D of various fragments of XPath, the core navigational language on XML documents. We gi...
128
click to vote
CP
2007
Springer
15 years 8 months ago
2007
Springer
Searching for optimal solutions to a problem using lower bounds obtained from a relaxation is a common idea in Heuristic Search and Planning. In SAT and CSPs, however, explicit rel...
110
click to vote
ALIFE
2006
15 years 2 months ago
2006
Evolutionary theorists have long been interested in the conditions that permit the evolution of altruistic cooperation. Recent work has demonstrated that altruistic donation can ev...
183
Voted
TCSB
2010
15 years 28 days ago
2010
Biomodel engineering is the science of designing, constructing and analyzing computational models of biological systems. It forms a systematic and powerful extension of earlier mat...
167
click to vote
DEBU
2010
14 years 12 months ago
2010
We consider the requirements that a citation system must fulfill in order to cite structured and evolving data sets. Such a system must take into account variable granularity, con...