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» Query Optimization in an OODBMS
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WWW
2006
ACM
16 years 5 months ago
Efficient query subscription processing for prospective search engines
Current web search engines are retrospective in that they limit users to searches against already existing pages. Prospective search engines, on the other hand, allow users to upl...
Utku Irmak, Svilen Mihaylov, Torsten Suel, Samrat ...
ICLP
2009
Springer
16 years 5 months ago
Using Histograms to Better Answer Queries to Probabilistic Logic Programs
Probabilistic logic programs (PLPs) define a set of probability distribution functions (PDFs) over the set of all Herbrand interpretations of the underlying logical language. When...
Matthias Broecheler, Gerardo I. Simari, V. S. Subr...
KDD
2008
ACM
128views Data Mining» more  KDD 2008»
16 years 4 months ago
Bypass rates: reducing query abandonment using negative inferences
We introduce a new approach to analyzing click logs by examining both the documents that are clicked and those that are bypassed--documents returned higher in the ordering of the ...
Atish Das Sarma, Sreenivas Gollapudi, Samuel Ieong
SIGMOD
2003
ACM
144views Database» more  SIGMOD 2003»
16 years 4 months ago
A Multi-paradigm Querying Approach for a Generic Multimedia Database Management System
To truly meet the requirements of multimedia database (MMDB) management, an integrated framework for modeling, managing and retrieving various kinds of media data in a uniform way...
Ji-Rong Wen, Qing Li, Wei-Ying Ma, HongJiang Zhang
EDBT
2006
ACM
255views Database» more  EDBT 2006»
16 years 4 months ago
FIS-by-Step: Visualization of the Fast Index Scan for Nearest Neighbor Queries
Abstract. Many different index structures have been proposed for spatial databases to support efficient query processing. However, most of these index structures suffer from an exp...
Elke Achtert, Dominik Schwald