Results 11 to 20 of about 16,369,324 (285)

Fuzzy B-Spline Surface Modeling [PDF]

open access: yesJournal of Applied Mathematics, 2014
This paper discusses the construction of a fuzzy B-spline surface model. The construction of this model is based on fuzzy set theory which is based on fuzzy number and fuzzy relation concepts.
Rozaimi Zakaria   +2 more
doaj   +5 more sources

The weighted v-spline as a double knot B-spline [PDF]

open access: yes, 1991
The local support basis representation of the ‘weighted v-spline’ is derived in terms of double knot cubic B-splines, so providing a convenient form for computing and analysing the ...
Gregory, JA, Zhou, J
core   +6 more sources

A rational cubic spline with tension [PDF]

open access: yes, 1989
A rational cubic spline curve is described which has tension control parameters for manipulating the shape of the curve. The spline is presented in both interpolatory and rational B-spline forms, and the behaviour of the resulting representations is ...
Gregory, JA, Sarfraz, M
core   +6 more sources

Implicit B-Spline Surface Reconstruction [PDF]

open access: yesIEEE Transactions on Image Processing, 2015
This paper presents a fast and flexible curve, and surface reconstruction technique based on implicit B-spline. This representation does not require any parameterization and it is locally supported. This fact has been exploited in this paper to propose a reconstruction technique through solving a sparse system of equations.
Rouhani, Mohammad   +2 more
openaire   +4 more sources

Multiresolution triangular B-spline surfaces [PDF]

open access: yesProceedings. Computer Graphics International (Cat. No.98EX149), 2002
We present multiresolution B-spline surfaces of arbitrary order defined over triangular domains. Unlike existing methods, the basic idea of our approach is to construct the triangular basis functions from their tensor product relatives in the spirit of box splines by projecting them into the barycentric plane.
Dreger, A., Gross, Markus, Schlegel, J.
openaire   +3 more sources

Hardware–Software Embedded System for Real-Time Trajectory Planning of Multi-Axis Machine Using B-Spline Curve Interpolation Algorithm

open access: yesMachines, 2023
This paper proposes a B-spline trajectory algorithm to realize multi-axis trajectory interpolation and analyzes the operating accuracy in an embedded system.
Qitao Tan, Mohd Ariffanan Mohd Basri
doaj   +1 more source

Neutrosophic B-spline Surface Approximation Model for 3-Dimensional Data Collection [PDF]

open access: yesNeutrosophic Sets and Systems
Since there are threei membershipi functions: truth, false, and indeterminacyi, geometrical modelingi for B-spline surface approximation including neutrosophic data is particularly difficult to construct.
Siti Nur Idara Rosli   +2 more
doaj   +1 more source

An Improvement on the Upper Bounds of the Partial Derivatives of NURBS Surfaces

open access: yesMathematics, 2020
The Non-Uniform Rational B-spline (NURBS) surface not only has the characteristics of the rational Bézier surface, but also has changeable knot vectors and weights, which can express the quadric surface accurately.
Ye Tian   +4 more
doaj   +1 more source

A Generalised Linear and Nonlinear Spline filter [PDF]

open access: yes
In this paper, a generalised spline filter, that has a unified description for both the linear spline filter and the nonlinear robust spline filter, is proposed.
Zeng, Wenhan   +2 more
core   +4 more sources

B-spline neural network based single-carrier frequency domain equalisation for Hammerstein channels [PDF]

open access: yes, 2014
A practical single-carrier (SC) block transmission with frequency domain equalisation (FDE) system can generally be modelled by the Hammerstein system that includes the nonlinear distortion effects of the high power amplifier (HPA) at transmitter.
Hong, Xia, Chen, Sheng, Harris, Chris J.
core   +2 more sources

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