4273 search results - page 636 / 855 » Improving proactive information systems |
147
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DOLAP
2003
ACM
15 years 9 months ago
2003
ACM
Multidimensional aggregation queries constitute the single most important class of queries for data warehousing applications and decision support systems. The bottleneck in the ev...
136
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SIGIR
2003
ACM
15 years 9 months ago
2003
ACM
Much attention has been paid to the relative effectiveness of interactive query expansion versus automatic query expansion. Although interactive query expansion has the potential ...
129
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DSOM
2003
Springer
15 years 9 months ago
2003
Springer
Instead of relying completely on machine intelligence in anomaly event analysis and correlation, in this paper, we take one step back and investigate the possibility of a human-int...
155
Voted
IH
2001
Springer
15 years 8 months ago
2001
Springer
We present a set of watermarking techniques for effective covert communication over an audio signal carrier. Watermark robustness is enabled using: (i) redundant spread-spectrum fo...
135
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DAWAK
2000
Springer
15 years 8 months ago
2000
Springer
In this paper, we propose a new technique for multidimensional query processing which can be widely applied in database systems. Our new technique, called tree striping, generalize...