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» Algorithms for Querying by Spatial Structure
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ISAAC
2005
Springer
129views Algorithms» more  ISAAC 2005»
15 years 10 months ago
SkipTree: A Scalable Range-Queryable Distributed Data Structure for Multidimensional Data
This paper presents the SkipTree, a new balanced, distributed data structure for storing data with multidimensional keys in a peer-topeer network. The SkipTree supports range quer...
Saeed Alaei, Mohammad Toossi, Mohammad Ghodsi
DMSN
2004
ACM
15 years 10 months ago
A framework for spatio-temporal query processing over wireless sensor networks
Wireless sensor networks consist of nodes with the ability to measure, store, and process data, as well as to communicate wirelessly with nodes located in their wireless range. Us...
Alexandru Coman, Mario A. Nascimento, Jörg Sa...
VLDB
1992
ACM
151views Database» more  VLDB 1992»
15 years 8 months ago
A Uniform Approach to Processing Temporal Queries
Research in temporal databases has mainly focused on defining temporal data models by extending existing models, and developing access structures for temporal data. Little has bee...
Umeshwar Dayal, Gene T. J. Wuu
SIGIR
2012
ACM
13 years 7 months ago
Modeling higher-order term dependencies in information retrieval using query hypergraphs
Many of the recent, and more effective, retrieval models have incorporated dependencies between the terms in the query. In this paper, we advance this query representation one st...
Michael Bendersky, W. Bruce Croft
WWW
2008
ACM
15 years 4 months ago
Discovering co-located queries in geographic search logs
A geographic search request contains a query consisting of one or more keywords, and a search-location that the user searches for. In this paper, we study the problem of discoveri...
Xiangye Xiao, Longhao Wang, Xing Xie, Qiong Luo