• The University of Western Australia (M050), 35 Stirling Highway,

    6009 Perth

    Australia

  • 1788 Citations
  • 23 h-Index
20012021
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Research Output 2001 2019

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Article
2019
Magnetohydrodynamic Flow
Meshless
Magnetohydrodynamics
Collocation Method
Ducts

An Explicit Meshless Point Collocation Solver for Incompressible Navier-Stokes Equations

Bourantas, G., Zwick, B., Joldes, G., Loukopoulos, V. C., Tavner, A., Wittek, A. & Miller, K., 3 Sep 2019, In : Fluids. p. 1-32

Research output: Contribution to journalArticle

Open Access
Navier Stokes equations
Geometry
Computational efficiency
Vorticity
Ducts
Large Strain
Meshless
Elastodynamics
Maximum Entropy
Entropy
1 Citation (Scopus)

Suite of meshless algorithms for accurate computation of soft tissue deformation for surgical simulation

Joldes, G., Bourantas, G., Zwick, B., Chowdhury, H., Wittek, A., Agrawal, S., Mountris, K., Hyde, D., Warfield, S. K. & Miller, K., 1 Aug 2019, In : Medical Image Analysis. 56, p. 152-171 20 p.

Research output: Contribution to journalArticle

Tissue
Boundary conditions
ABAQUS
Galerkin methods
Surgery
2018

A simple method of incorporating the effect of the Uniform Stress Hypothesis in arterial wall stress computations

Joldes, G., Noble, C., Polzer, S., Taylor, Z., Wittek, A. & Miller, K., 1 Jul 2018, In : Acta of Bioengineering and Biomechanics. 20, 3, p. 59-67 9 p.

Research output: Contribution to journalArticle

Stress concentration
Residual stresses
Iterative methods
Processing
Research
5 Citations (Scopus)
Constitutive Model
Constitutive models
Quantitative Analysis
Brain
Head
3 Citations (Scopus)

Strong-form approach to elasticity: Hybrid finite difference-meshless collocation method (FDMCM)

Bourantas, G. C., Mountris, K. A., Loukopoulos, V. C., Lavier, L., Joldes, G. R., Wittek, A. & Miller, K., 1 May 2018, In : Applied Mathematical Modelling. 57, p. 316-338 23 p.

Research output: Contribution to journalArticle

Meshless Method
Collocation Method
Elasticity
Finite Difference
Derivatives
2017
8 Citations (Scopus)
34 Downloads (Pure)

A new method for essential boundary conditions imposition in explicit meshless methods

Joldes, G. R., Chowdhury, H., Wittek, A. & Miller, K., 1 Jul 2017, In : Engineering Analysis with Boundary Elements. 80, p. 94-104 11 p.

Research output: Contribution to journalArticle

Open Access
File
Meshless Method
Explicit Methods
Boundary conditions
Element-free Galerkin
Explicit Time Integration
8 Citations (Scopus)

BioPARR: A software system for estimating the rupture potential index for abdominal aortic aneurysms

Joldes, G. R., Miller, K., Wittek, A., Forsythe, R. O., Newby, D. E. & Doyle, B. J., 5 Jul 2017, In : Scientific Reports. 7, 1, 15 p., 4641.

Research output: Contribution to journalArticle

Open Access
Abdominal Aortic Aneurysm
Biomechanical Phenomena
Aneurysm
Rupture
Software
2 Citations (Scopus)
119 Downloads (Pure)
Open Access
File
Galerkin methods
Elasticity
Mechanics
Boundary value problems
Tissue
2016
6 Citations (Scopus)
139 Downloads (Pure)

An Element Free Galerkin Method Based on the Modified Moving Least Squares Approximation

Chowdhury, H. A., Wittek, A., Miller, K. & Joldes, G. R., 28 Dec 2016, In : Journal of Scientific Computing. Dec 2016, p. 1197-1211 15 p.

Research output: Contribution to journalArticle

Open Access
File
Least squares approximations
Moving Least-squares Approximation
Element-free Galerkin Method
Moving Least Squares
Galerkin methods
39 Citations (Scopus)
126 Downloads (Pure)
Open Access
File
Biomechanics
Information use
Blood pressure
Magnetic resonance
Tomography
11 Citations (Scopus)
132 Downloads (Pure)
Open Access
File
21 Citations (Scopus)
212 Downloads (Pure)
Open Access
File
Biomechanics
Biomedical engineering
Engineering technology
Partial differential equations
Materials properties
6 Citations (Scopus)
Rib Fractures
Ribs
Thoracic Injuries
Thorax
Traffic Accidents
3 Citations (Scopus)

On the appropriateness of modelling brain parenchyma as a biphasic continuum

Tavner, A., Roy, T. D., Hor, K. W. W., Majimbi, M., Joldes, G., Wittek, A., Bunt, S. & Miller, K., Aug 2016, In : Journal of The Mechanical Behavior of Biomedical Materials. 61, p. 511-518

Research output: Contribution to journalArticle

Brain
Hydraulic conductivity
Tissue
Cerebrospinal fluid
Computational methods
2015
18 Citations (Scopus)
143 Downloads (Pure)
Open Access
File
Element-free Galerkin Method
Elliptic Boundary Value Problems
Galerkin methods
Numerical integration
Boundary value problems
8 Citations (Scopus)
126 Downloads (Pure)
Open Access
File
Finite Elasticity
Parameterization
Elasticity
Reparameterization
Configuration
20 Citations (Scopus)
169 Downloads (Pure)

Modified moving least squares with polynomial bases for scattered data approximation

Joldes, G., Chowdhury, H., Wittek, A., Doyle, B. & Miller, K., 1 Sep 2015, In : Applied Mathematics and Computation. 266, p. 893-902

Research output: Contribution to journalArticle

Open Access
File
Scattered Data Approximation
Moving Least Squares
Polynomial Basis
Basis Functions
Polynomials
13 Citations (Scopus)
200 Downloads (Pure)

Patient-specific Biomechanical Model as Whole-Body CT Image Registration Tool

Li, M., Miller, K., Joldes, G., Doyle, B., Garlapati, R. R., Kikinis, R. & Wittek, A., May 2015, In : Medical Image Analysis. 22, 1, p. 22-34

Research output: Contribution to journalArticle

Open Access
File
Image registration
Tomography
Tissue
Spine
Aortic Diseases
4 Citations (Scopus)
66 Downloads (Pure)

Towards measuring neuroimage misalignment

Garlapati, R., Mostayed, A., Joldes, G., Wittek, A., Doyle, B. & Miller, K., 1 Sep 2015, In : Computers in Biology and Medicine. 64, p. 12-23

Research output: Contribution to journalArticle

Open Access
File
Brain
Entropy
Navigation
2014
42 Citations (Scopus)
328 Downloads (Pure)
Open Access
File
Meshfree
Soft Tissue
Tissue
Shape Function
Three-dimensional
3 Citations (Scopus)
Tomography
Image registration
Finite Element Analysis
Biomechanical Phenomena
Biomechanics
26 Citations (Scopus)
392 Downloads (Pure)

Meshless algorithm for soft tissue cutting in surgical simulation

Jin, X., Joldes, G., Miller, K., Yang, K. H. & Wittek, A., May 2014, In : Computer Methods in Biomechanics and Biomedical Engineering. 17, 7, p. 800-811

Research output: Contribution to journalArticle

Open Access
File
Tissue
Visibility
Surgery
Computer-Assisted Surgery
Finite element method
20 Citations (Scopus)

More accurate neuronavigation data provided by biomechanical modeling instead of rigid registration: Technical note

Garlapati, R., Roy, A., Joldes, G., Wittek, A., Mostayed, A., Doyle, B., Warfield, S. K., Kikinìs, R. M. D., Knuckey, N., Bunt, S. & Miller, K., Jun 2014, In : Journal of Neurosurgery. 120, 6, p. 1477-1483

Research output: Contribution to journalArticle

Neuronavigation
Biomechanical Phenomena
Brain
Computer-Assisted Surgery
Process Assessment (Health Care)
2013
26 Citations (Scopus)

Biomechanical model as a registration tool for image-guided neurosurgery: Evaluation against bspline registration

Mostayed, A., Garlapati, R., Joldes, G., Wittek, A., Roy, A., Kikinìs, R. M. D., Warfield, S. K. & Miller, K., Nov 2013, In : Annals of Biomedical Engineering. 41, 11, p. 2409-2425

Research output: Contribution to journalArticle

Neurosurgery
Brain
Biomechanics
Biomedical engineering
9 Citations (Scopus)
310 Downloads (Pure)
Open Access
File
Cellular automata
Nutrients
Cellular Automata
Tumors
Tumor
11 Citations (Scopus)
216 Downloads (Pure)

Mechanical properties of the brain-skull interface

Mazumder, M., Miller, K., Bunt, S., Mostayed, A., Joldes, G., Day, R., Hart, R. & Wittek, A., 2013, In : Acta of Bioengineering and Biomechanics. 15, 2, p. 3-11

Research output: Contribution to journalArticle

Open Access
File
19 Citations (Scopus)
Biomechanics
Meshing
Biomechanical Phenomena
Brain
Segmentation
2012
22 Citations (Scopus)

Beyond finite elements: A comprehensive, patient-specific neurosurgical simulation utilizing a meshless method

Miller, K., Horton, A., Joldes, G. & Wittek, A., 11 Oct 2012, In : Journal of Biomechanics. 45, 15, p. 2698–2701

Research output: Contribution to journalArticle

Magnetic resonance imaging
Geometry
Skull
Surgery
Tumors
20 Citations (Scopus)
2010
55 Citations (Scopus)
3 Citations (Scopus)

Evaluation of accuracy of non-linear finite element computations for surgical simulation: study using brain phantom

Ma, J., Wittek, A., Singh, S., Washio, T., Chinzei, K. & Miller, K., 2010, In : Computer Methods in Biomechanics and Biomedical Engineering. 13, 6, p. 783-794

Research output: Contribution to journalArticle

46 Citations (Scopus)

Modelling brain deformations for computer-integrated neurosurgery

Miller, K., Wittek, A., Joldes, G., Horton, A., Dutta-Roy, T., Berger, J. & Morriss, L., 2010, In : International Journal for Numerical Methods in Biomedical Engineering. 26, p. 117-138

Research output: Contribution to journalArticle

2009
48 Citations (Scopus)
brain
Brain
organs
shift
Image registration
36 Citations (Scopus)
Finite Element
Pressure
Formulation
Simulation
Hexahedron
64 Citations (Scopus)
Computer-Assisted Surgery
Constitutive Model
Constitutive models
Surgery
Brain
63 Citations (Scopus)
Tissue
Brain models
Augmented reality
Brain
Indentation
2008
23 Citations (Scopus)
Hexahedron
Computational efficiency
Computational Efficiency
Rigid Body Motion
Formulation
46 Citations (Scopus)

Biomechanical modelling of normal pressure hydrocephalus

Dutta Roy, T., Wittek, A. & Miller, K., 2008, In : Journal of Biomechanics. 41, 10, p. 2263-2271

Research output: Contribution to journalArticle

Normal Pressure Hydrocephalus
Brain
Pressure
Mechanics
Growth
24 Citations (Scopus)

Compression testing of very soft biological tissues using semi-confined configuration-A word of caution

Morriss, L., Wittek, A. & Miller, K., 2008, In : Journal of Biomechanics. 41, 1, p. 235-238

Research output: Contribution to journalArticle

Compression testing
Tissue
Compaction
Biomechanics
Experiments
25 Citations (Scopus)

Subject-specific non-linear biomechanical model of needle insertion into brain

Wittek, A., Dutta Roy, T., Taylor, Z. A., Horton, A. T., Washio, T., Chinzei, K. & Miller, K., 2008, In : Computer Methods in Biomechanics and Biomedical Engineering. 11, 2, p. 135-146

Research output: Contribution to journalArticle

Needles
Brain
Tissue
Continuum mechanics
Elasticity
2007
124 Citations (Scopus)

Patient-specific model of brain deformation: application to medical image registration

Wittek, A., Miller, K., Kikinis, R. & Warfield, S. K., 2007, In : Journal of Biomechanics. 40, 4, p. 919-929

Research output: Contribution to journalArticle

Image registration
Brain
Craniotomy
Medical image processing
Finite Element Analysis
187 Citations (Scopus)
Soft computing
Soft Tissue
Tissue
Finite Element
Dynamic Algorithms
2005
14 Citations (Scopus)

Pedestrian kinematics due to impacts by various passenger cars using full-scale dummy

Matsui, Y., Wittek, A. & Tanahashi, M., 2005, In : International Journal of Vehicle Safety. 1, 1-3, p. 64-84

Research output: Contribution to journalArticle

Passenger cars
Kinematics
Railroad cars
Experiments
2003
32 Citations (Scopus)
Brain models
Brain
Materials properties
Boundary conditions
Cerebrospinal fluid