Sciweavers

18 search results - page 4 / 4
» Increased Bit-Parallelism for Approximate String Matching
Sort
View
WWW
2003
ACM
14 years 6 months ago
Text joins in an RDBMS for web data integration
The integration of data produced and collected across autonomous, heterogeneous web services is an increasingly important and challenging problem. Due to the lack of global identi...
Luis Gravano, Panagiotis G. Ipeirotis, Nick Koudas...
PODS
2000
ACM
179views Database» more  PODS 2000»
13 years 10 months ago
Selectivity Estimation for Boolean Queries
In a variety of applications ranging from optimizing queries on alphanumeric attributes to providing approximate counts of documents containing several query terms, there is an in...
Zhiyuan Chen, Flip Korn, Nick Koudas, S. Muthukris...
CIKM
2008
Springer
13 years 7 months ago
TinyLex: static n-gram index pruning with perfect recall
Inverted indexes using sequences of characters (n-grams) as terms provide an error-resilient and language-independent way to query for arbitrary substrings and perform approximate...
Derrick Coetzee