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121
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SIGMOD
2000
ACM
120views Database» more  SIGMOD 2000»
15 years 8 months ago
Indexing the Positions of Continuously Moving Objects
The coming years will witness dramatic advances in wireless communications as well as positioning technologies. As a result, tracking the changing positions of objects capable of ...
Simonas Saltenis, Christian S. Jensen, Scott T. Le...
ADBIS
2000
Springer
97views Database» more  ADBIS 2000»
15 years 8 months ago
An Efficient Storage Manager
When dealing with large quantities of clauses, the use of persistent knowledge is inevitable, and indexing methods are essential to answer queries efficiently. We introduce PerKMan...
Dimitris G. Kapopoulos, Michael Hatzopoulos, Panag...
DEXAW
1999
IEEE
176views Database» more  DEXAW 1999»
15 years 8 months ago
Windsurf: Region-Based Image Retrieval Using Wavelets
In this paper we present WINDSURF (Wavelet-Based Indexing of Images Using Region Fragmentation), a new approach to content-based image retrieval. The method uses the wavelet trans...
Stefania Ardizzoni, Ilaria Bartolini, Marco Patell...
ADBIS
1999
Springer
80views Database» more  ADBIS 1999»
15 years 8 months ago
S*-Tree: An Improved S+-Tree for Coloured Images
In this paper we propose and analyze a new spatial access method, namely the S∗ -tree, for the efficient secondary memory encoding and manipulation of images containing multiple ...
Enrico Nardelli, Guido Proietti
154
Voted
ADBIS
1999
Springer
104views Database» more  ADBIS 1999»
15 years 8 months ago
Mining Various Patterns in Sequential Data in an SQL-like Manner
Abstract. One of the most important data mining tasks is discovery of frequently occurring patterns in sequences of events. Many algorithms for finding various patterns in sequenti...
Marek Wojciechowski
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