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ADBIS
2010
Springer
174views Database» more  ADBIS 2010»
13 years 11 months ago
Exploiting the Semantics of Location Granules in Location-Dependent Queries
Abstract. The need for location-based services has motivated an important research effort in the efficient processing of location-dependent queries. Most of the existing approaches...
Carlos Bobed, Sergio Ilarri, Eduardo Mena
BMCBI
2004
125views more  BMCBI 2004»
13 years 9 months ago
A fast algorithm for determining the best combination of local alignments to a query sequence
Background: Existing sequence alignment algorithms assume that similarities between DNA or amino acid sequences are linearly ordered. That is, stretches of similar nucleotides or ...
Gavin C. Conant, Andreas Wagner
SPIRE
2010
Springer
13 years 8 months ago
Colored Range Queries and Document Retrieval
Abstract. Colored range queries are a well-studied topic in computational geometry and database research that, in the past decade, have found exciting applications in information r...
Travis Gagie, Gonzalo Navarro, Simon J. Puglisi
VLDB
2006
ACM
490views Database» more  VLDB 2006»
15 years 9 months ago
The New Casper: Query Processing for Location Services without Compromising Privacy
This paper tackles a major privacy concern in current location-based services where users have to continuously report their locations to the database server in order to obtain the ...
Mohamed F. Mokbel, Chi-Yin Chow, Walid G. Aref
ICDE
2007
IEEE
132views Database» more  ICDE 2007»
14 years 11 months ago
XPlainer: Visual Explanations of XPath Queries
The popularity of XML has motivated the development of novel XML processing tools many of which embed the XPath language for XML querying, transformation, constraint specification...
Mariano P. Consens, John W. S. Liu, Flavio Rizzolo