708 search results - page 141 / 142 » Optimizing SQL Queries over Text Databases |
ASIAN
2004
Springer
13 years 11 months ago
2004
Springer
Abstract. This text is an informal review of several randomized algorithms that have appeared over the past two decades and have proved instrumental in extracting efficiently quant...
ICDAR
2011
IEEE
12 years 5 months ago
2011
IEEE
—We propose a novel scenario called “writer retrieval” consisting in the retrieval from a set of documents all those produced by the same writer. The retrieval is based on a ...
ICDE
2002
IEEE
14 years 7 months ago
2002
IEEE
We examine the problem of processing temporal joins in the presence of indexing schemes. Previous work on temporal joins has concentrated on non-indexed relations which were fully...
VLDB
2004
ACM
13 years 11 months ago
2004
ACM
Large boolean matrices are a basic representational unit in a variety of applications, with some notable examples being interactive visualization systems, mining large graph struc...
JAR
2006
13 years 5 months ago
2006
We describe an algorithm for deciding the first-order multisorted theory BAPA, which combines 1) Boolean algebras of sets of uninterpreted elements (BA) and 2) Presburger arithmeti...