Results 11 to 20 of about 96,608 (254)

V-Spline: An Adaptive Smoothing Spline for Trajectory Reconstruction

open access: yesSensors, 2021
Trajectory reconstruction is the process of inferring the path of a moving object between successive observations. In this paper, we propose a smoothing spline—which we name the V-spline—that incorporates position and velocity information and a penalty ...
Zhanglong Cao   +4 more
doaj   +1 more source

Quadratic B-Spline Surfaces with Free Parameters for the Interpolation of Curve Networks

open access: yesMathematics, 2022
In this paper, we propose a method for constructing spline surfaces interpolating a B-spline curve network, allowing the presence of free parameters, in order to model the interpolating surface.
Paola Lamberti, Sara Remogna
doaj   +1 more source

Linear Independence of T-Spline Blending Functions of Degree One for Isogeometric Analysis

open access: yesMathematics, 2021
Linear independence of the blending functions is a necessary requirement for T-spline in isogeometric analysis. The main work in this paper focuses on the analysis about T-splines of degree one, we demonstrate that all the blending functions of such T ...
Aizeng Wang   +6 more
doaj   +1 more source

Smoothing data series by means of cubic splines: quality of approximation and introduction of a repeating spline approach [PDF]

open access: yesAtmospheric Measurement Techniques, 2017
Cubic splines with equidistant spline sampling points are a common method in atmospheric science, used for the approximation of background conditions by means of filtering superimposed fluctuations from a data series.
S. Wüst   +7 more
doaj   +1 more source

Quartic spline-on-spline interpolation

open access: yesJournal of Computational and Applied Mathematics, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Xieping-Gao, , Shi-Shu, , Kaixin-Fu,
openaire   +1 more source

Influences of circular runout errors and processing parameters for slotting on the accuracy of harmonic reducer

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2022
To investigate the influence of the manufacturing parameters on mesh behaviors for harmonic gear drive, the mathematical model of slotting the circular spline was established using kinematic method based on the tooth profile of the circular spline ...
Chaosheng SONG   +4 more
doaj   +1 more source

On spline-on-spline numerical integration formula

open access: yesJournal of Approximation Theory, 1989
In the paper is considered an application of the spline-on-spline interpolation to a numerical integration of the form \[ \int^{x_{j+1}}_{x_ j}f(x)dx\quad or\quad (\int^{x_{j+1}}_{x_ j}f(x)dx)/(\int^{1}_{0}f(x)dx) \] where \(j=0,1,...,n-1\). It is shown that an integral of the spline-on-spline interpoland gives better results than the spline itself ...
Sakai, Manabu, Usmani, Riaz A
openaire   +2 more sources

Realization of a recursive digital filter based on penalized splines [PDF]

open access: yesКомпьютерная оптика, 2018
In this paper the possibility of development of the recursive digital filter using a P-spline is considered. The frequency and time response of the spline filter for real-time data are analytically obtained and investigated. The influence of the P-spline
Elena Kochegurova, Danni Wu
doaj   +1 more source

Frequency domain maximum correntropy criterion spline adaptive filtering

open access: yesScientific Reports, 2021
A filtering algorithm based on frequency domain spline type, frequency domain spline adaptive filters (FDSAF), effectively reducing the computational complexity of the filter.
Wenyan Guo, Yongfeng Zhi, Kai Feng
doaj   +1 more source

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