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» Approximation bounds for Black Hole Search problems
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194
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SIGMOD
2008
ACM
142views Database» more  SIGMOD 2008»
15 years 11 months ago
Cost-based variable-length-gram selection for string collections to support approximate queries efficiently
Approximate queries on a collection of strings are important in many applications such as record linkage, spell checking, and Web search, where inconsistencies and errors exist in...
Xiaochun Yang, Bin Wang, Chen Li
JMLR
2006
117views more  JMLR 2006»
14 years 11 months ago
On the Complexity of Learning Lexicographic Strategies
Fast and frugal heuristics are well studied models of bounded rationality. Psychological research has proposed the take-the-best heuristic as a successful strategy in decision mak...
Michael Schmitt, Laura Martignon
88
Voted
FOCS
2007
IEEE
15 years 6 months ago
Towards Sharp Inapproximability For Any 2-CSP
We continue the recent line of work on the connection between semidefinite programming-based approximation algorithms and the Unique Games Conjecture. Given any boolean 2-CSP (or...
Per Austrin
WABI
2007
Springer
102views Bioinformatics» more  WABI 2007»
15 years 5 months ago
Homology Search with Fragmented Nucleic Acid Sequence Patterns
The comprehensive annotation of non-coding RNAs in newly sequenced genomes is still a largely unsolved problem because many functional RNAs exhibit not only poorly conserved sequen...
Axel Mosig, Julian J.-L. Chen, Peter F. Stadler
ICDE
2006
IEEE
144views Database» more  ICDE 2006»
16 years 1 months ago
Approximately Processing Multi-granularity Aggregate Queries over Data Streams
Aggregate monitoring over data streams is attracting more and more attention in research community due to its broad potential applications. Existing methods suffer two problems, 1...
Shouke Qin, Weining Qian, Aoying Zhou