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SIGMOD
2001
ACM
15 years 9 months ago
2001
ACM
The ability to approximately answer aggregation queries accurately and efficiently is of great benefit for decision support and data mining tools. In contrast to previous sampling...
SIGMOD
2001
ACM
15 years 9 months ago
2001
ACM
Intrusion detection is an essential component of computer security mechanisms. It requires accurate and efficient analysis of a large amount of system and network audit data. It c...
SIGMOD
2001
ACM
15 years 9 months ago
2001
ACM
An -appro ximate quantile summary of a sequence of N elements is a data structure that can answer quantile queries about the sequence to within a precision of N. We presen t a new...
SIGMOD
2001
ACM
15 years 9 months ago
2001
ACM
This paper proposes and evaluates Prefetching B+ -Trees pB+ -Trees, which use prefetching to accelerate two important operations on B+ -Tree indices: searches and range scans. To ...
SIGMOD
2001
ACM
15 years 9 months ago
2001
ACM