Sciweavers

145 search results - page 9 / 29
» On Using Query Logs for Static Index Pruning
Sort
View
WWW
2010
ACM
14 years 3 months ago
Matrix "Bit" loaded: a scalable lightweight join query processor for RDF data
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...
Medha Atre, Vineet Chaoji, Mohammed J. Zaki, James...
CIKM
2009
Springer
14 years 3 months ago
Maximal metric margin partitioning for similarity search indexes
We propose a partitioning scheme for similarity search indexes that is called Maximal Metric Margin Partitioning (MMMP). MMMP divides the data on the basis of its distribution pat...
Hisashi Kurasawa, Daiji Fukagawa, Atsuhiro Takasu,...
SDM
2009
SIAM
125views Data Mining» more  SDM 2009»
14 years 5 months ago
Providing Privacy through Plausibly Deniable Search.
Query-based web search is an integral part of many people’s daily activities. Most do not realize that their search history can be used to identify them (and their interests). I...
Chris Clifton, Mummoorthy Murugesan
ICDE
2010
IEEE
262views Database» more  ICDE 2010»
14 years 8 months ago
Approximate String Search in Spatial Databases
Abstract-- This work presents a novel index structure, MHRtree, for efficiently answering approximate string match queries in large spatial databases. The MHR-tree is based on the ...
Bin Yao, Feifei Li, Marios Hadjieleftheriou, Kun H...
SIGMOD
2004
ACM
184views Database» more  SIGMOD 2004»
14 years 8 months ago
Identifying Similarities, Periodicities and Bursts for Online Search Queries
We present several methods for mining knowledge from the query logs of the MSN search engine. Using the query logs, we build a time series for each query word or phrase (e.g., `Th...
Michail Vlachos, Christopher Meek, Zografoula Vage...