627 search results - page 56 / 126 » Efficient Top-k Query Evaluation on Probabilistic Data |
260
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ICDE
2007
IEEE
16 years 7 months ago
2007
IEEE
Elevation maps are a widely used spatial data representation in geographical information systems (GIS). Paths on elevation maps can be characterized by profiles, which describe re...
262
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
Scientific workflow systems are increasingly used to automate complex data analyses, largely due to their benefits over traditional approaches for workflow design, optimization, a...
179
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DOLAP
2005
ACM
15 years 8 months ago
2005
ACM
A novel framework for providing probabilistically-bounded approximate answers to non-holistic aggregate range queries in OLAP is presented in this paper. Such a framework allows u...
152
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SIGMOD
1994
ACM
15 years 10 months ago
1994
ACM
We present a framework which allows the user to access and manipulate data uniformly, regardless of whether it resides in a database or in the file system (or in both). A key issu...
269
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ICDE
2006
IEEE
16 years 7 months ago
2006
IEEE
Counting in general, and estimating the cardinality of (multi-) sets in particular, is highly desirable for a large variety of applications, representing a foundational block for ...