2962 search results - page 120 / 593 » Optimizing Spatial Data Structures For Static Data |
131
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VLDB
2002
ACM
15 years 1 months ago
2002
ACM
Structurally recursive XML queries are an important query class that follows the structure of XML data. At present, it is difficult for XQuery to type and optimize structurally re...
206
Voted
ICDE
2005
IEEE
16 years 3 months ago
2005
IEEE
We consider the problem of maintaining frequency counts for items occurring frequently in the union of multiple distributed data streams. Na?ive methods of combining approximate f...
110
Voted
VLDB
2001
ACM
15 years 6 months ago
2001
ACM
Queries navigate semistructured data via path expressions, and can be accelerated using an index. Our solution encodes paths as strings, and inserts those strings into a special i...
134
Voted
ICC
2007
IEEE
15 years 8 months ago
2007
IEEE
— We address a lifetime maximization problem for a single-hop wireless sensor network where multiple sensors encode and communicate their measurements of a Gaussian random source...
104
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CORR
2008
Springer
15 years 2 months ago
2008
Springer
MEMS storage devices are new non-volatile secondary storages that have outstanding advantages over magnetic disks. MEMS storage devices, however, are much different from magnetic ...