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GEOINFORMATICA
2006
94views more  GEOINFORMATICA 2006»
13 years 8 months ago
Spatial Query Estimation without the Local Uniformity Assumption
Existing estimation approaches for spatial databases often rely on the assumption that data distribution in a small region is uniform, which seldom holds in practice. Moreover, the...
Yufei Tao, Christos Faloutsos, Dimitris Papadias
PVLDB
2008
124views more  PVLDB 2008»
13 years 7 months ago
DBPubs: multidimensional exploration of database publications
DBPubs is a system for effectively analyzing and exploring the content of database publications by combining keyword search with OLAP-style aggregations, navigation, and reporting...
Akanksha Baid, Andrey Balmin, Heasoo Hwang, Erik N...
SIGMOD
2007
ACM
105views Database» more  SIGMOD 2007»
14 years 8 months ago
Supporting entity search: a large-scale prototype search engine
As the Web has evolved into a data-rich repository, with the standard "page view," current search engines are increasingly inadequate. While we often search for various ...
Tao Cheng, Xifeng Yan, Kevin Chen-Chuan Chang
CMOT
2010
176views more  CMOT 2010»
13 years 5 months ago
A cognitive model of spatial path-planning
Planning a path to a destination, given a number of options and obstacles, is a common task. We suggest a two-component cognitive model that combines retrieval of knowledge about t...
David Reitter, Christian Lebiere
KDD
2009
ACM
183views Data Mining» more  KDD 2009»
14 years 8 months ago
OLAP on search logs: an infrastructure supporting data-driven applications in search engines
Search logs, which contain rich and up-to-date information about users' needs and preferences, have become a critical data source for search engines. Recently, more and more ...
Bin Zhou 0002, Daxin Jiang, Jian Pei, Hang Li