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107
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SC
2009
ACM
15 years 5 months ago
2009
ACM
The Social Informatics Data Grid (SIDGrid) is a new cyberinfrastructure designed to transform how social and behavioral scientists collect and annotate data, collaborate and share...
119
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KDD
2009
ACM
15 years 4 months ago
2009
ACM
This paper aims at discovering community structure in rich media social networks, through analysis of time-varying, multi-relational data. Community structure represents the laten...
138
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VLDB
2001
ACM
15 years 4 months ago
2001
ACM
Most modern DBMS optimizers rely upon a cost model to choose the best query execution plan (QEP) for any given query. Cost estimates are heavily dependent upon the optimizer’s e...
120
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SIGUCCS
2000
ACM
15 years 4 months ago
2000
ACM
Open Source Software (OSS) has made great strides toward mainstream acceptance over the past two years. However, many IT managers, both in business and academia, are still cautiou...
CIKM
1999
Springer
15 years 4 months ago
1999
Springer
On-line analytical processing (OLAP) requires e cient processing of complex decision support queries over very large databases. It is well accepted that pre-computed data cubes ca...