Sciweavers

2674 search results - page 457 / 535
» Data Models and Query Languages for Spatial Databases
Sort
View
DOLAP
1999
ACM
14 years 23 hour ago
Characterization of Hierarchies and Some Operators in OLAP Environment
Recently numerous proposals for modelling and querying Multidimensional Databases (MDDB) are proposed. Among the still open problems there is a rigorous classification of the diff...
Elaheh Pourabbas, Maurizio Rafanelli
RECSYS
2010
ACM
13 years 8 months ago
Interactive recommendations in social endorsement networks
An increasing number of social networking platforms are giving users the option to endorse entities that they find appealing, such as videos, photos, or even other users. We defin...
Theodoros Lappas, Dimitrios Gunopulos
EDBT
2004
ACM
131views Database» more  EDBT 2004»
14 years 7 months ago
Declustering Two-Dimensional Datasets over MEMS-Based Storage
Due to the large difference between seek time and transfer time in current disk technology, it is advantageous to perform large I/O using a single sequential access rather than mu...
Hailing Yu, Divyakant Agrawal, Amr El Abbadi
AVI
1996
13 years 9 months ago
A visual interface for synchronous collaboration and negotiated transactions
: This paper introduces a visual interface for computer-supported cooperative work (CSCW). The interface is an extension of the editor interface of ESCHER, a prototype database sys...
Lutz Michael Wegner, Manfred Paul 0002, Jens Thamm...
PKDD
2000
Springer
151views Data Mining» more  PKDD 2000»
13 years 11 months ago
Discovery of Characteristic subgraph Patterns Using Relative Indexing and the Cascade Model
: Relational representation of objects using graphs reveals much information that cannot be obtained by attribute value representations alone. There are already many databases that...
Takashi Okada, Mayumi Oyama