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» Ensemble-index: a new approach to indexing large databases
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JIIS
2002
141views more  JIIS 2002»
13 years 7 months ago
Combining Approximation Techniques and Vector Quantization for Adaptable Similarity Search
Adaptable similarity queries based on quadratic form distance functions are widely popular in data mining application domains including multimedia, CAD, molecular biology or medica...
Christian Böhm, Hans-Peter Kriegel, Thomas Se...
SIGMOD
2007
ACM
124views Database» more  SIGMOD 2007»
14 years 8 months ago
Query suspend and resume
Suppose a long-running analytical query is executing on a database server and has been allocated a large amount of physical memory. A high-priority task comes in and we need to ru...
Badrish Chandramouli, Christopher N. Bond, Shivnat...
VLDB
1997
ACM
126views Database» more  VLDB 1997»
13 years 12 months ago
Dynamic Memory Adjustment for External Mergesort
Sorting is a memory intensive operation whose performance is greatly affected by the amount of memory available as work space. When the input size is unknown or available memory s...
Weiye Zhang, Per-Åke Larson
VLDB
1999
ACM
224views Database» more  VLDB 1999»
14 years 7 hour ago
Optimal Grid-Clustering: Towards Breaking the Curse of Dimensionality in High-Dimensional Clustering
Many applications require the clustering of large amounts of high-dimensional data. Most clustering algorithms, however, do not work e ectively and e ciently in highdimensional sp...
Alexander Hinneburg, Daniel A. Keim
ICDE
2007
IEEE
161views Database» more  ICDE 2007»
14 years 9 months ago
Mining Colossal Frequent Patterns by Core Pattern Fusion
Extensive research for frequent-pattern mining in the past decade has brought forth a number of pattern mining algorithms that are both effective and efficient. However, the exist...
Feida Zhu, Xifeng Yan, Jiawei Han, Philip S. Yu, H...