Results 21 to 30 of about 13,053,297 (285)

Approximation of Vehicle Trajectory with B-Spline Curve

open access: yesActa Technologica Agriculturae, 2016
In this contribution, we present the description of a B-spline curve. We deal with creation of its basis function as well as with creation of the curve itself from entered control points.
Páleš Dušan   +3 more
doaj   +1 more source

A quadratic trigonometric B-Spline as an alternate to cubic B-spline

open access: yesAlexandria Engineering Journal, 2022
The idea of the quadratic trigonometric spline (QTS) for the curve modeling approach inspired this paper using a quadratic trigonometric function presented in it.
Shamaila Samreen   +2 more
doaj   +1 more source

A New Class of Trigonometric B-Spline Curves

open access: yesSymmetry, 2023
We construct one-frequency trigonometric spline curves with a de Boor-like algorithm for evaluation and analyze their shape-preserving properties. The convergence to quadratic B-spline curves is also analyzed. A fundamental tool is the concept of the normalized B-basis, which has optimal shape-preserving properties and good symmetric properties.
Gudrun Albrecht   +3 more
openaire   +3 more sources

PENGEDITAN DETIL KURVA DENGAN METODE CURVE ANALOGIES MENGGUNAKAN PUSTAKA KURVA MULTIRESOLUSI

open access: yesJUTI: Jurnal Ilmiah Teknologi Informasi, 2005
Pembuatan gambar dua dimensi membutuhkan suatu perangkat lunak yang mendukung. Seringkali perangkat lunak tersebut membutuhkan kemampuan pengguna dalam hal menggambar, sehingga sulit bagi pengguna biasa untuk menghasilkan suatu bentuk sesuai keinginan.
Nanik Suciati, Rizky Yuniar Hakkun
doaj   +1 more source

A New Variant of B-Spline for the Solution of Modified Fractional Anomalous Subdiffusion Equation

open access: yesJournal of Function Spaces, 2021
The objective of this paper is to present an efficient numerical technique for solving time fractional modified anomalous subdiffusion equation. Anomalous diffusion equation has its role in various branches of biological sciences. B-spline is a piecewise
M. S. Hashmi   +7 more
doaj   +1 more source

Extended Target Shape Estimation by Fitting B-Spline Curve

open access: yesJournal of Applied Mathematics, 2014
Taking into account the difficulty of shape estimation for the extended targets, a novel algorithm is proposed by fitting the B-spline curve. For the single extended target tracking, the multiple frame statistic technique is introduced to construct the ...
Jin-long Yang, Peng Li, Hong-wei Ge
doaj   +1 more source

Repetitive Control Scheme of Robotic Manipulators Based on Improved B-Spline Function

open access: yesComplexity, 2021
In this paper, a repetitive control scheme of a 2-DOF robotic manipulator based on the improved cubic B-spline curve is proposed. Firstly, a repetitive controller for robotic manipulator is designed, which is composed of an iterative controller and ...
Xingyu Wang   +5 more
doaj   +1 more source

B-Spline Curve Fitting of Hungry Predation Optimization on Ship Line Design

open access: yesApplied Sciences, 2022
The ship line often describes by the offset table of discrete data points, which leads to the problems that three view coordinates may not correspond, the fitting error is large and the fitted curve cannot be easily modified.
Changle Sun, Mingzhi Liu, Shihao Ge
doaj   +1 more source

Interpolating Industrial Robot Orientation with Hermite Spline Curve Based on Logarithmic Quaternion

open access: yesXibei Gongye Daxue Xuebao, 2019
Smooth orientation planning has an important influence on the working quality and service life as for industrial robot. Based on the logarithmic quaternion, a compact method to map a spline curve from Cartesian space to quaternion space is proposed, and ...

doaj   +1 more source

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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