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IDEAS
1997
IEEE
93views Database» more  IDEAS 1997»
15 years 10 months ago
Schema Evolution in Object Databases by Catalogs
We are concerned by schema evolution in Object Oriented Databases (OODB) that is processed by a modification on the classes on the schema. We present a new categorization of the d...
Anne Pons, Rudolf K. Keller
ICCAD
1995
IEEE
127views Hardware» more  ICCAD 1995»
15 years 10 months ago
Hybrid decision diagrams
Abstract: Functions that map boolean vectors into the integers are important for the design and veri cation of arithmetic circuits. MTBDDs and BMDs have been proposed for represent...
Edmund M. Clarke, Masahiro Fujita, Xudong Zhao
ICML
1994
IEEE
15 years 10 months ago
Greedy Attribute Selection
Many real-world domains bless us with a wealth of attributes to use for learning. This blessing is often a curse: most inductive methods generalize worse given too many attributes...
Rich Caruana, Dayne Freitag
ICDE
1987
IEEE
81views Database» more  ICDE 1987»
15 years 10 months ago
Multidimensional Dynamic Quantile Hashing is Very Efficient for Non-Uniform Record Distributions
: Previous multidimensional dynamic hashing schemes exhibit two obvious shortcomings. First, even for uniform record distribution, the retrieval performance of these schemes suffer...
Hans-Peter Kriegel, Bernhard Seeger
BTW
2009
Springer
133views Database» more  BTW 2009»
15 years 10 months ago
High-Dimensional Indexing for Multimedia Features
Abstract: Efficient content-based similarity search in large multimedia databases requires efficient query processing algorithms for many practical applications. Especially in hi...
Ira Assent, Stephan Günnemann, Hardy Kremer, ...
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