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» On the Complexity of Computing Evolutionary Trees
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SIGMOD
2007
ACM
146views Database» more  SIGMOD 2007»
15 years 10 months ago
Distributed query evaluation with performance guarantees
Partial evaluation has recently proven an effective technique for evaluating Boolean XPath queries over a fragmented tree that is distributed over a number of sites. What left ope...
Gao Cong, Wenfei Fan, Anastasios Kementsietsidis
DASFAA
2007
IEEE
221views Database» more  DASFAA 2007»
15 years 4 months ago
TwigList : Make Twig Pattern Matching Fast
Twig pattern matching problem has been widely studied in recent years. Give an XML tree T . A twig-pattern matching query, Q, represented as a query tree, is to find all the occur...
Lu Qin, Jeffrey Xu Yu, Bolin Ding
BMCBI
2006
156views more  BMCBI 2006»
14 years 10 months ago
GOFFA: Gene Ontology For Functional Analysis - A FDA Gene Ontology Tool for Analysis of Genomic and Proteomic Data
Background: Gene Ontology (GO) characterizes and categorizes the functions of genes and their products according to biological processes, molecular functions and cellular componen...
Hongmei Sun, Hong Fang, Tao Chen, Roger Perkins, W...
ICALP
2009
Springer
15 years 10 months ago
Limits and Applications of Group Algebras for Parameterized Problems
The algebraic framework introduced in [Koutis, Proc. of the 35th ICALP 2008] reduces several combinatorial problems in parameterized complexity to the problem of detecting multili...
Ioannis Koutis, Ryan Williams
COMPLEX
2009
Springer
15 years 2 months ago
Allometric Scaling of Weighted Food Webs
Allometric scaling is an important universal property of metabolic living systems. It also describes the self-similar branching treeliked structures in transportation networks. Thi...
Jiang Zhang