**Commenced**in January 2007

**Frequency:**Monthly

**Edition:**International

**Paper Count:**14780

# Search results for: adjoint method

##### 14780 Non–Geometric Sensitivities Using the Adjoint Method

**Authors:**
Marcelo Hayashi,
João Lima,
Bruno Chieregatti,
Ernani Volpe

**Abstract:**

**Keywords:**
adjoint method,
aerodynamics,
sensitivity theory,
non-geometric sensitivities

##### 14779 Feasibility of Simulating External Vehicle Aerodynamics Using Spalart-Allmaras Turbulence Model with Adjoint Method in OpenFOAM and Fluent

**Authors:**
Arpit Panwar,
Arvind Deshpande

**Abstract:**

**Keywords:**
Spalart-Allmaras turbulence model,
OpenFOAM,
adjoint method,
SIMPLE method,
vehicle aerodynamic design

##### 14778 The Application of the Analytic Basis Function Expansion Triangular-z Nodal Method for Neutron Diffusion Calculation

**Authors:**
Kunpeng Wang,
Hongchun,
Wu,
Liangzhi Cao,
Chuanqi Zhao

**Abstract:**

**Keywords:**
analytic basis function expansion method,
arbitrary triangular-z node,
adjoint neutron flux,
complicated geometry

##### 14777 Stable Time Reversed Integration of the Navier-Stokes Equation Using an Adjoint Gradient Method

**Authors:**
Jurriaan Gillissen

**Abstract:**

**Keywords:**
time reversed integration,
parabolic differential equations,
adjoint gradient method,
two dimensional turbulence

##### 14776 Inverse Scattering of Two-Dimensional Objects Using an Enhancement Method

**Authors:**
A.R. Eskandari,
M.R. Eskandari

**Abstract:**

**Keywords:**
inverse scattering,
microwave imaging,
two-dimensional objects,
Linear Sampling Method (LSM)

##### 14775 An Adjoint-Based Method to Compute Derivatives with Respect to Bed Boundary Positions in Resistivity Measurements

**Authors:**
Mostafa Shahriari,
Theophile Chaumont-Frelet,
David Pardo

**Abstract:**

**Keywords:**
inverse problem,
bed boundary positions,
electromagnetism,
potential equation

##### 14774 Quartic Spline Method for Numerical Solution of Self-Adjoint Singularly Perturbed Boundary Value Problems

**Authors:**
Reza Mohammadi

**Abstract:**

**Keywords:**
second-order ordinary differential equation,
singularly-perturbed,
quartic spline,
convergence analysis

##### 14773 Optimization of Fourth Order Discrete-Approximation Inclusions

**Authors:**
Elimhan N. Mahmudov

**Abstract:**

**Keywords:**
difference,
optimization,
fourth,
approximation,
transversality

##### 14772 Loudspeaker Parameters Inverse Problem for Improving Sound Frequency Response Simulation

**Authors:**
Y. T. Tsai,
Jin H. Huang

**Abstract:**

**Keywords:**
inverse problem,
cone effective area,
loudspeaker,
nonlinear conjugate gradient method

##### 14771 Efficient Computer-Aided Design-Based Multilevel Optimization of the LS89

**Authors:**
A. Chatel,
I. S. Torreguitart,
T. Verstraete

**Abstract:**

**Keywords:**
adjoint,
CAD,
knots,
multilevel,
optimization,
parametric effectiveness

##### 14770 A Stokes Optimal Control Model of Determining Cellular Interaction Forces during Gastrulation

**Authors:**
Yuanhao Gao,
Ping Lin,
Kees Weijer

**Abstract:**

**Keywords:**
optimal control model,
Stokes equation,
conjugate gradient method,
finite element method,
chick embryo gastrulation

##### 14769 The Weights of Distinguished sl2-Subalgebras in Dn

**Authors:**
Yassir I. Dinar

**Abstract:**

**Keywords:**
lie algebra,
root systems,
representation theory,
nilpotent orbits

##### 14768 Topology Optimization of Heat and Mass Transfer for Two Fluids under Steady State Laminar Regime: Application on Heat Exchangers

**Authors:**
Rony Tawk,
Boutros Ghannam,
Maroun Nemer

**Abstract:**

**Keywords:**
topology optimization,
density approach,
bi-fluid domain,
laminar steady state regime,
fluid-to-fluid heat exchanger

##### 14767 Parameters Identification and Sensitivity Study for Abrasive WaterJet Milling Model

**Authors:**
Didier Auroux,
Vladimir Groza

**Abstract:**

**Keywords:**
Abrasive Waterjet Milling,
inverse problem,
model parameters identification,
regularization

##### 14766 Solving Ill-Posed Initial Value Problems for Switched Differential Equations

**Authors:**
Eugene Stepanov,
Arcady Ponosov

**Abstract:**

**Keywords:**
hybrid dynamical systems,
ill-posed problems,
singular perturbation analysis,
switching nonlinearities

##### 14765 Visualization of Energy Waves via Airy Functions in Time-Domain

**Authors:**
E. Sener,
O. Isik,
E. Eroglu,
U. Sahin

**Abstract:**

**Keywords:**
airy functions,
Klein-Gordon Equation,
Maxwell’s equations,
Surplus of energy,
wave boundary operators

##### 14764 Planning a Haemodialysis Process by Minimum Time Control of Hybrid Systems with Sliding Motion

**Authors:**
Radoslaw Pytlak,
Damian Suski

**Abstract:**

**Keywords:**
haemodialysis planning process,
hybrid systems,
optimal control,
sliding motion

##### 14763 Numerical Regularization of Ill-Posed Problems via Hybrid Feedback Controls

**Authors:**
Eugene Stepanov,
Arkadi Ponossov

**Abstract:**

**Keywords:**
hybrid feedback control,
ill-posed problems,
singular perturbation analysis,
step-like nonlinearities

##### 14762 A Fast Multi-Scale Finite Element Method for Geophysical Resistivity Measurements

**Authors:**
Mostafa Shahriari,
Sergio Rojas,
David Pardo,
Angel Rodriguez- Rozas,
Shaaban A. Bakr,
Victor M. Calo,
Ignacio Muga

**Abstract:**

**Keywords:**
logging-While-Drilling,
resistivity measurements,
multi-scale finite elements,
Hankel transform

##### 14761 Calculating Non-Unique Sliding Modes for Switched Dynamical Systems

**Authors:**
Eugene Stepanov,
Arkadi Ponossov

**Abstract:**

**Keywords:**
hybrid dynamical systems,
singular perturbation analysis,
sliding modes,
switched dynamics

##### 14760 Well-Being Inequality Using Superimposing Satisfaction Waves: Heisenberg Uncertainty in Behavioral Economics and Econometrics

**Authors:**
Okay Gunes

**Abstract:**

**Keywords:**
Heisenberg uncertainty principle,
superimposing satisfaction waves,
Weber–Fechner law,
well-being inequality

##### 14759 A Study on the Solutions of the 2-Dimensional and Forth-Order Partial Differential Equations

**Abstract:**

**Keywords:**
reduced differential transform method,
adomian decomposition method,
variational iteration method,
homotopy analysis method

##### 14758 Different Methods of Fe3O4 Nano Particles Synthesis

**Authors:**
Arezoo Hakimi,
Afshin Farahbakhsh

**Abstract:**

**Keywords:**
Fe3O4 nanoparticles,
hydrothermal method,
mechanochemical processes,
solvent thermal method

##### 14757 A Comparison of Smoothing Spline Method and Penalized Spline Regression Method Based on Nonparametric Regression Model

**Authors:**
Autcha Araveeporn

**Abstract:**

**Keywords:**
nonparametric regression model,
penalized spline regression method,
smoothing spline method,
Stock Exchange of Thailand (SET)

##### 14756 Influence of Optimization Method on Parameters Identification of Hyperelastic Models

**Authors:**
Bale Baidi Blaise,
Gilles Marckmann,
Liman Kaoye,
Talaka Dya,
Moustapha Bachirou,
Gambo Betchewe,
Tibi Beda

**Abstract:**

**Keywords:**
particle swarm optimization,
identification,
hyperelastic,
model

##### 14755 Mathematical Reconstruction of an Object Image Using X-Ray Interferometric Fourier Holography Method

**Authors:**
M. K. Balyan

**Abstract:**

**Keywords:**
dynamical diffraction,
hologram,
object image,
X-ray holography

##### 14754 Modified Approximation Methods for Finding an Optimal Solution for the Transportation Problem

**Authors:**
N. Guruprasad

**Abstract:**

**Keywords:**
computation,
efficiency,
modified cost,
Russell’s approximation method,
transportation,
Vogel’s approximation method

##### 14753 Steepest Descent Method with New Step Sizes

**Authors:**
Bib Paruhum Silalahi,
Djihad Wungguli,
Sugi Guritman

**Abstract:**

**Keywords:**
steepest descent,
line search,
iteration,
running time,
unconstrained optimization,
convergence

##### 14752 The Inverse Problem in Energy Beam Processes Using Discrete Adjoint Optimization

**Authors:**
Aitor Bilbao,
Dragos Axinte,
John Billingham

**Abstract:**

**Keywords:**
abrasive waterjet machining,
energy beam processes,
inverse problem,
pulsed laser ablation

##### 14751 Calculating Stress Intensity Factor of Cracked Axis by Using a Meshless Method

**Authors:**
S. Shahrooi,
A. Talavari

**Abstract:**

**Keywords:**
stress intensity factor,
crack,
torsional loading,
meshless method