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» Generating Optimizing Specializers
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VLDB
2004
ACM
118views Database» more  VLDB 2004»
15 years 11 months ago
On the performance of bitmap indices for high cardinality attributes
It is well established that bitmap indices are efficient for read-only attributes with low attribute cardinalities. For an attribute with a high cardinality, the size of the bitma...
Kesheng Wu, Ekow J. Otoo, Arie Shoshani
VLDB
2001
ACM
82views Database» more  VLDB 2001»
15 years 10 months ago
Supporting Incremental Join Queries on Ranked Inputs
This paper investigates the problem of incremental joins of multiple ranked data sets when the join condition is a list of arbitrary user-defined predicates on the input tuples. ...
Apostol Natsev, Yuan-Chi Chang, John R. Smith, Chu...
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VLDB
1997
ACM
78views Database» more  VLDB 1997»
15 years 10 months ago
Recovering Information from Summary Data
Data is often stored in summarized form, as a histogram of aggregates (COUNTs, SUMs, or AVeraGes) over speci ed ranges. We study how to estimate the original detail data from the ...
Christos Faloutsos, H. V. Jagadish, Nikolaos Sidir...
GECCO
2007
Springer
166views Optimization» more  GECCO 2007»
15 years 10 months ago
Crossover: the divine afflatus in search
The traditional GA theory is pillared on the Building Block Hypothesis (BBH) which states that Genetic Algorithms (GAs) work by discovering, emphasizing and recombining low order ...
David Iclanzan
BMCBI
2006
132views more  BMCBI 2006»
15 years 6 months ago
Length-dependent prediction of protein intrinsic disorder
Background: Due to the functional importance of intrinsically disordered proteins or protein regions, prediction of intrinsic protein disorder from amino acid sequence has become ...
Kang Peng, Predrag Radivojac, Slobodan Vucetic, A....