Results 11 to 20 of about 2,220 (228)

Bayesian Varying-coefficient Models using Adaptive Regression Splines [PDF]

open access: yes, 2000
Varying-coefficient models provide a flexible framework for semi- and nonparametric generalized regression analysis. We present a fully Bayesian B-spline basis function approach with adaptive knot selection.
Ludwig Fahrmeir   +3 more
core   +1 more source

Smoothing under Diffeomorphic Constraints with Homeomorphic Splines [PDF]

open access: yes, 2010
In this paper we introduce a new class of diffeomorphic smoothers based on general spline smoothing techniques and on the use of some tools that have been recently developed in the context of image warping to compute smooth diffeomorphisms.
Gadat, Sébastien, Bigot, Jérémie
core   +1 more source

Computational form-finding methods for fabric structures [PDF]

open access: yes, 2008
Form-finding is a process that determines the surface configuration of a fabric structure under prestress. This process can be carried out using a variety of numerical methods, of which the most common are (a) transient stiffness, (b) force density, and (
Lewis, W. J. (Wanda J.)
core   +1 more source

Analytical and numerical investigation of mixed-type functional differential equations [PDF]

open access: yes, 2009
NOTICE: this is the author’s version of a work that was accepted for publication in Journal of computational and applied mathematics. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and ...
Ford, Neville J.   +3 more
core   +1 more source

Numerical approximations of second-order matrix differential equations using higher-degree splines [PDF]

open access: yes, 2015
Many studies of mechanical systems in engineering are based on second-order matrix models. This work discusses the second-order generalization of previous research on matrix differential equations dealing with the construction of approximate solutions ...
Solis Lozano, Francisco Javier   +3 more
core   +1 more source

Spline- and tensor-based signal reconstruction : from structure analysis to high-performance algorithms to multiplatform implementations and medical applications [PDF]

open access: yes, 2015
The problem of signal reconstruction is of fundamental practical value for many applications associated with the field of signal and image processing.
Morozov, Oleksii
core   +1 more source

Numerical solutions of matrix differential models using higher-order matrix splines [PDF]

open access: yes, 2012
The final publication is available at http://link.springer.com/article/10.1007%2Fs00009-011-0159-zThis paper deals with the construction of approximate solution of first-order matrix linear differential equations using higher-order matrix splines.
Hervás Jorge, Antonio   +3 more
core   +1 more source

Periodic Reordering [PDF]

open access: yes, 1988
For many networks in nature, science and technology, it is possible to order the nodes so that most links are short-range, connecting near-neighbours, and relatively few long-range links, or shortcuts, are present.
Calvo, M.C.   +62 more
core   +1 more source

Towards recovery of complex shapes in meshes using digital images for reverse engineering applications [PDF]

open access: yes, 2010
When an object owns complex shapes, or when its outer surfaces are simply inaccessible, some of its parts may not be captured during its reverse engineering. These deficiencies in the point cloud result in a set of holes in the reconstructed mesh.
PERNOT, Jean-Philippe   +2 more
core   +1 more source

Variational based analysis and modelling using B-splines [PDF]

open access: yes, 2004
The use of energy methods and variational principles is widespread in many fields of engineering of which structural mechanics and curve and surface design are two prominent examples.
Sherar, P. A.
core  

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