Sciweavers

2008 search results - page 190 / 402
» Computing with Equations
Sort
View
PE
2011
Springer
321views Optimization» more  PE 2011»
15 years 1 months ago
Quasi-birth-and-death processes with restricted transitions and its applications
In this paper we identify a class of Quasi-Birth-and-Death (QBD) processes where the transitions to higher (resp. lower) levels are restricted to occur only from (resp. to) a subs...
Juan F. Pérez, Benny Van Houdt
LISP
2008
104views more  LISP 2008»
15 years 6 months ago
On the implementation of automatic differentiation tools
Automatic differentiation is a semantic transformation that applies the rules of differential calculus to source code. It thus transforms a computer program that computes a mathema...
Christian H. Bischof, Paul D. Hovland, Boyana Norr...
ICRA
2002
IEEE
114views Robotics» more  ICRA 2002»
15 years 11 months ago
On Mechanical Control Systems with Nonholonomic Constraints and Symmetries
This paper presents a computationally efficient method for deriving coordinate representations for the equations of motion and the affine connection describing a class of Lagrangi...
Francesco Bullo, Milos Zefran
VLDB
1987
ACM
104views Database» more  VLDB 1987»
15 years 10 months ago
Magic Functions: A Technique to Optimize Extended Datalog Recursive Programs
Severalmethodshavebeenproposedto compile recursive Datalog programs. The most well-known perform a rewriting of rules using MAGIC or PROBLEM predicates in order to push selections...
Georges Gardarin
ECCV
2002
Springer
16 years 8 months ago
Normalized Gradient Vector Diffusion and Image Segmentation
Abstract. In this paper, we present an approach for image segmentation, based on the existing Active Snake Model and Watershed-based Region Merging. Our algorithm includes initial ...
Zeyun Yu, Chandrajit L. Bajaj