2674 search results - page 142 / 535 » Data Models and Query Languages for Spatial Databases |
204
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SIGMOD
2007
ACM
16 years 5 months ago
2007
ACM
We demonstrate a novel query interface that enables users to construct a rich search query without any prior knowledge of the underlying schema or data. The interface, which is in...
121
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DAWAK
2000
Springer
15 years 9 months ago
2000
Springer
Abstract. The most popular data mining techniques consist in searching databases for frequently occurring patterns, e.g. association rules, sequential patterns. We argue that in co...
157
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GIS
2002
ACM
15 years 4 months ago
2002
ACM
This paper contributes a general approach to characterizing patterns of change in a spatio-temporal database. While there is a particular interest in modelling and querying how sp...
122
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W2GIS
2004
Springer
15 years 10 months ago
2004
Springer
Mobile transactions for updating spatial data are long-lived transactions that update local copies of the mobile platforms on disconnection. Since a mobile transaction is physicall...
145
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ADBIS
2005
Springer
15 years 10 months ago
2005
Springer
We present a formal analysis of the following view-selection problem: Given a set of queries and a database, return definitions of views that, when materialized in the database, w...