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» A Relational Abstraction for Functions
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PLDI
2011
ACM
13 years 23 days ago
Data representation synthesis
We consider the problem of specifying combinations of data structures with complex sharing in a manner that is both declarative lts in provably correct code. In our approach, abst...
Peter Hawkins, Alex Aiken, Kathleen Fisher, Martin...
ICIP
1998
IEEE
14 years 11 months ago
Minimum Support Interpolators with Optimum Approximation Properties
Abstract- We investigate the functions of given approximation order L that have the smallest support. Those are shown to be linear combinations of the Bspline of degree .L - 1 and ...
Michael Unser, Philippe Thévenaz, Thierry B...
WER
2000
Springer
14 years 1 months ago
O Uso do Framework NFR no Projeto de Banco de Dados
Distributed database design is a complex process that involves a set of distinct aspects for the accomplishment of an adequate data distribution (Buretta 1997). Many of these aspec...
Márcia Santos, Maria Lencastre, Jaelson Bre...
DBPL
1997
Springer
87views Database» more  DBPL 1997»
14 years 2 months ago
Incremental Recomputation of Recursive Queries with Nested Sets and Aggregate Functions
We examine the power of incremental evaluation systems that use an SQL-like language for maintaining recursively-de ned views. We show that recursive queries such as transitive clo...
Leonid Libkin, Limsoon Wong
KDD
2005
ACM
103views Data Mining» more  KDD 2005»
14 years 10 months ago
Robust boosting and its relation to bagging
Several authors have suggested viewing boosting as a gradient descent search for a good fit in function space. At each iteration observations are re-weighted using the gradient of...
Saharon Rosset