2027 search results - page 98 / 406 » An Adaptive Query Execution System for Data Integration |
122
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CIKM
2009
Springer
15 years 11 months ago
2009
Springer
Bitmap indexes are widely used in Decision Support Systems (DSSs) to improve query performance. In this paper, we evaluate the use of compressed inverted indexes with adapted quer...
156
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MDM
2009
Springer
15 years 9 months ago
2009
Springer
Context-awareness has become a desired key feature of today’s mobile systems, yet, its realization still remains a challenge. On the one hand, mobile computing provides great po...
145
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MEDINFO
2007
15 years 6 months ago
2007
Managing time-stamped data is essential to clinical research activities and often requires the use of considerable domain knowledge, which is difficult to support within database ...
213
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SIGMOD
2005
ACM
16 years 4 months ago
2005
ACM
Data analysts need to understand the quality of data in the warehouse. This is often done by issuing many Group By queries on the sets of columns of interest. Since the volume of ...
255
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MICRO
2006
IEEE
15 years 4 months ago
2006
IEEE
Since processor performance scalability will now mostly be achieved through thread-level parallelism, there is a strong incentive to parallelize a broad range of applications, inc...