Effective Antenna Modellings for NF-FF Transformations with Spherical Scanning Using the Minimum Number of Data by Francesco D'Agostino, Flaminio Ferrara, Claudio Gennarelli, Rocco Guerriero, Massimo Migliozzi

“…They rely on the nonredundant sampling representations of the electromagnetic fields and on the optimal sampling interpolation expansions, and use effective antenna modellings. …”
Get full text

Some Novel Sixth-Order Iteration Schemes for Computing Zeros of Nonlinear Scalar Equations and Their Applications in Engineering by M. A. Rehman, Amir Naseem, Thabet Abdeljawad

“…We develop these iteration schemes with the help of Taylor’s series expansion, generalized Newton-Raphson’s method, and interpolation technique. The convergence analysis of the proposed iteration schemes is discussed. …”
Get full text

Simulation of the Advection Process of Stokes Flow Inside a Rectangular Cavity Under Constant Velocities by Valentyn Sobchuk, Oleksandr Kurylko, Oleksandr Boryseiko, Oleh Perehuda, Iryna Lebedyeva, Igor Ulitko, Olena Vashchilina

“…The advection of the selected volume of fluid in the rectangular cavity under the periodic motion of walls for a finite period time based on piecewise spline cubic interpolation is modeled. The obtained numerical results agree with well-known experimental data.…”
Get full text

Analyzing Axial Stress and Deformation of Tubular for Steam Injection Process in Deviated Wells Based on the Varied (T,P) Fields by Yunqiang Liu, Jiuping Xu, Shize Wang, Bin Qi

“…The axial load, the normal pressure, the friction, and four deformation lengths of tubular string are got ten by means of the dimensionless iterative interpolation algorithm. The basic data of the X Well, 1300 meters deep, are used for case history calculations. …”
Get full text

Image Recognition Based on Two-Dimensional Principal Component Analysis Combining with Wavelet Theory and Frame Theory by Pingping Tao, Xiaoliang Feng, Chenglin Wen

“…Then, the preprocessed image matrices are used to obtain the eigenvectors, and the eigenvectors are interpolated with frame, which makes more sufficient information in the frame theory and better extracts the features on the image. …”
Get full text

An Innovative Direct NF-FF Transformation Technique with Helicoidal Scanning by Francesco D’Agostino, Flaminio Ferrara, Claudio Gennarelli, Rocco Guerriero, Massimo Migliozzi

“…This technique allows the evaluation of the antenna far field directly from a minimum set of near-field data without interpolating them. Although the number of near-field data employed by the developed technique is slightly increased with respect to that required by rigorously applying the nonredundant sampling representation on the helix, it is still remarkably smaller than that needed by the standard near-field-far-field transformation with cylindrical scanning. …”
Get full text

Vibration Analysis of Rectangular Plates with One or More Guided Edges via Bicubic B-Spline Method by W.J. Si, K.Y. Lam, S.W. Gong

“…A simple and accurate method is proposed for the vibration analysis of rectangular plates with one or more guided edges, in which bicubic B-spline interpolation in combination with a new type of basis cubic B-spline functions is used to approximate the plate deflection. …”
Get full text

Drawable Region of the Generalized Log Aesthetic Curves by R. U. Gobithaasan, R. Karpagavalli, Kenjiro T. Miura

“…This paper delves on the drawable region of the GLAC segment which indicates the probable solutions of shape parameters from given interpolating points and the direction of travel at those points. …”
Get full text

On optimal chemotherapy with a strongly targeted agent for a model of tumor-immune system interactions with generalized logistic growth by Urszula Ledzewicz, Omeiza Olumoye, Heinz Schättler

“…This growth function interpolates between a Gompertzian model(in the limit $\nu\rightarrow0$) and an exponential model (in thelimit $\nu\rightarrow\infty$). …”
Get full text

Implementation of multilinear look-up tables as surrogate models for the ethyl transesterification reactor in equation-oriented simulator EMSO by Christian de Oliveira Martins, Felipe Fernando Furlan, Roberto de Campos Giordano

“…The hybrid approach enabled a 70% reduction in the number of points of the look-up table compared to the pure interpolator model, for an accuracy tolerance of 0.01 mol/l. …”
Get full text

A Semi-Analytical Approach for State-Space Electromagnetic Transient Simulation by Min Xiong, Kaiyang Huang, Yang Liu, Rui Yao, Kai Sun, Feng Qiu

“…The approach also addresses switches during large time steps by using a limit violation detection algorithm with a binary search-enhanced quadratic interpolation. Case studies are conducted on EMT models of the IEEE 39-bus system and large-scale systems to demonstrate the merits of the new simulation approach against traditional numerical methods.…”
Get full text

Dynamical Techniques for Analyzing Iterative Schemes with Memory by Neha Choubey, A. Cordero, J. P. Jaiswal, J. R. Torregrosa

“…The parameters have been defined by Hermite interpolating polynomial that allows the accelerating effect. …”
Get full text

A Prediction Method Based on Monte Carlo Simulations for Finite Element Analysis of Soil Medium considering Spatial Variability in Soil Parameters by Kedong Tang, Jialiang Wang, Lielie Li

“…The proposed method introduces a distance space to the Monte Carlo Method (MCM) random field instances and, considering the importance of a safety margin in structures, uses selected spatial interpolation to predict the MCM instances to be solved. …”
Get full text

Effective Scheme of Channel Tracking and Estimation for Mobile WiMAX DL-PUSC System by Phuong Thi Thu Pham, Tomohisa Wada

“…Based on the pilot pattern of this particular system, some channel estimation methods including conventional interpolations and a more favorable least-squares line fitting (LSLF) technique are comparatively studied. …”
Get full text

Virtual Integration of Satellite and In-situ Observation Networks (VISION) v1.0: In-Situ Observations Simulator (ISO_simulator) by M. R. Russo, M. R. Russo, S. L. Bartholomew, S. L. Bartholomew, D. Hassell, D. Hassell, A. M. Mason, E. Neininger, A. J. Perman, D. A. J. Sproson, D. Watson-Parris, D. Watson-Parris, N. L. Abraham, N. L. Abraham

“…A standalone code, In-Situ Observations Simulator, or ISO_simulator for short, is described here: this software reads modelled variables and observational data files and outputs model data interpolated in space and time to match observations. …”
Get full text

Multi-Objective Optimal Trajectory Planning for Woodworking Manipulator and Worktable Based on the INSGA-II Algorithm by Jiaping Yi, Changqing Zhang, Sihan Chen, Qinglong Dai, Hang Yu, Guang Yang, Leyuan Yu

“…A 5-7-5 piecewise polynomial interpolation method is proposed to construct the spatial trajectories of each joint. …”
Get full text

Analysis on the Synergy Evolutionary Development of the Collecting, Distributing, and Transporting System of Railway Heavy Haul Transportation by Fenling Feng, Dan Lan, Liuwen Yang

“…A synergy evolutionary model of the collecting, distributing, and transporting system of railway heavy haul transportation is built by introducing synergy-related concepts and applying synergy evolutionary theory. Then spline interpolation method, numerical differential five-point formula, and method of least squares are used to solve synergistic coefficient, while fourth-order Rugge-kutta method and fourth-order Adams linear implicit formula method are used to solve coevolutionary curve of the system. …”
Get full text

Synthesis of a Flat-bottom Follower Cam-linkage Mechanism with Swing Variable Pivot by Guanglu Yang, Tao Zhang, Suijun Liu, Liangwen Wang, Zhongfu Lu, Xuede Chen, Tuanhui Wang

“…Finally，the corresponding follower motion law is selected，the corresponding cam contour coordinates are calculated，and the entire cam contour curve is obtained using interpolation. The motion cam of an example mechanism is designed by using this processes and verified through motion simulations. …”
Get full text

A Bivariate Chebyshev Spectral Collocation Quasilinearization Method for Nonlinear Evolution Parabolic Equations by S. S. Motsa, V. M. Magagula, P. Sibanda

“…The method combines quasilinearisation, the Chebyshev spectral collocation method, and bivariate Lagrange interpolation. In this paper, we use the method to solve several nonlinear evolution equations, such as the modified KdV-Burgers equation, highly nonlinear modified KdV equation, Fisher's equation, Burgers-Fisher equation, Burgers-Huxley equation, and the Fitzhugh-Nagumo equation. …”
Get full text

ANALYSIS OF OIL PUMP STUCK PHENOMENON AND RESEARCH OF IMPROVED TECHNOLOGY by DU BaoJiang, YAN ShenLiang, ZHA Liang, YE QiHan, LI ShuangShuang

“…The numerical simulation analysis to inner flow field of the pump was conducted by adopting CFX,with the Ansys Workbench,the machine solid thermosetting coupling structure analysis for the driven part of hot oil pump was studied,and combined with Matlab curve fitting interpolation,the stuck causes were found; On the basis of hydrodynamic pressure lubrication,the minimum oil film thickness,temperature rise and the bearing capacity were as the key analysis factors,ultimately the appropriate solutions were concluded aiming at stuck reasons. …”
Get full text