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SIBGRAPI
2005
IEEE
16 years 14 days ago
A Linear Algorithm for Exact Pattern Matching in Planar Subdivisions
Graph sub-isomorphism is a very common approach to solving pattern search problems, but this is a NP-complete problem. This way, it is necessary to invest in research of approxima...
Pedro Ribeiro de Andrade Neto, André Luiz P...
HPCC
2005
Springer
16 years 12 days ago
High Performance Subgraph Mining in Molecular Compounds
Structured data represented in the form of graphs arises in several fields of the science and the growing amount of available data makes distributed graph mining techniques partic...
Giuseppe Di Fatta, Michael R. Berthold
PARLE
1987
15 years 10 months ago
Decidability of Bisimulation Equivalence for Processes Generating Context-Free Languages
A context-freegrammar(CFG)in GreibachNormalForm coincides,in anothernotation,witha system of guarded recursion equations in Basic Process Algebra. Hence to each CFG a process can b...
Jos C. M. Baeten, Jan A. Bergstra, Jan Willem Klop
DAM
2010
116views more  DAM 2010»
15 years 7 months ago
Minimum sum edge colorings of multicycles
In the minimum sum edge coloring problem, we aim to assign natural numbers to edges of a graph, so that adjacent edges receive different numbers, and the sum of the numbers assign...
Jean Cardinal, Vlady Ravelomanana, Mario Valencia-...
SIGECOM
2008
ACM
94views ECommerce» more  SIGECOM 2008»
15 years 6 months ago
Optimizing query rewrites for keyword-based advertising
We consider the problem of query rewrites in the context of keyword advertisement. Given a three-layer graph consisting of queries, query rewrites, and the corresponding ads that ...
Azarakhsh Malekian, Chi-Chao Chang, Ravi Kumar, Gr...