Sciweavers

236 search results - page 27 / 48
» Bias and Variance Approximation in Value Function Estimates
Sort
View
MA
2010
Springer
94views Communications» more  MA 2010»
13 years 7 months ago
On sparse estimation for semiparametric linear transformation models
: Semiparametric linear transformation models have received much attention due to its high flexibility in modeling survival data. A useful estimating equation procedure was recent...
Hao Helen Zhang, Wenbin Lu, Hansheng Wang
VLDB
1999
ACM
140views Database» more  VLDB 1999»
14 years 26 days ago
Combining Histograms and Parametric Curve Fitting for Feedback-Driven Query Result-size Estimation
This paper aims to improve the accuracy of query result-size estimations in query optimizers by leveraging the dynamic feedback obtained from observations on the executed query wo...
Arnd Christian König, Gerhard Weikum
ICCS
2003
Springer
14 years 1 months ago
Monte Carlo Method for Calculating the Electrostatic Energy of a Molecule
The problem of computing the electrostatic energy of a large molecule is considered. It is reduced to solving the Poisson equation inside and the linear Poisson-Boltzmann equation ...
Michael Mascagni, Nikolai A. Simonov
SCALESPACE
2005
Springer
14 years 2 months ago
Vortex and Source Particles for Fluid Motion Estimation
In this paper we propose a new motion estimator for image sequences depicting fluid flows. The proposed estimator is based on the Helmholtz decomposition of vector fields. This ...
Anne Cuzol, Étienne Mémin
BTW
2007
Springer
183views Database» more  BTW 2007»
14 years 18 days ago
Efficient Reverse k-Nearest Neighbor Estimation
: The reverse k-nearest neighbor (RkNN) problem, i.e. finding all objects in a data set the k-nearest neighbors of which include a specified query object, has received increasing a...
Elke Achtert, Christian Böhm, Peer Kröge...