8331 search results - page 263 / 1667 » Data Aggregation Sets in Adaptive Data Model |
177
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CIKM
2005
Springer
16 years 4 days ago
2005
Springer
Accurately and efficiently estimating the number of distinct values for some attribute(s) or sets of attributes in a data set is of critical importance to many database operation...
196
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KDD
2007
ACM
16 years 7 months ago
2007
ACM
Dimension attributes in data warehouses are typically hierarchical (e.g., geographic locations in sales data, URLs in Web traffic logs). OLAP tools are used to summarize the measu...
152
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AMT
2006
Springer
15 years 10 months ago
2006
Springer
Abstract. This paper presents a rough set model for constraint-based multidimensional association rule mining. It first overviews the progress in constraintbased multi-dimensional ...
175
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BIOWIRE
2007
Springer
16 years 23 days ago
2007
Springer
Sensor and Actor Networks (SANETs) represent a specific class of massively distributed systems in which classical communication protocols often fail due to scalability problems. N...
228
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DMSN
2006
ACM
16 years 17 days ago
2006
ACM
In this paper, we study the problem of processing multiple queries in a wireless sensor network. We focus on multiquery optimization at the base station level to minimize the numb...