Web Access Research Portal

Researcher: Johnston, PR (Dr Peter Johnston)

Fields of Research

Numerical Analysis
Cardiology (incl. Cardiovascular Diseases)
Biological Mathematics
Ordinary Differential Equations, Difference Equations and Dynamical Systems
Biomedical Engineering
Mathematical Physics
Applied Statistics
Biomechanics
Health, Clinical and Counselling Psychology
Clinical Sciences
Medical Physics
Algebra and Number Theory
Horticultural Crop Growth and Development
Pathology
Image Processing
Systems Physiology
Biological Physics

Research Objectives

Expanding Knowledge in the Mathematical Sciences
Cardiovascular System and Diseases
Health
Expanding Knowledge in Philosophy and Religious Studies
Medical Instruments
Diagnostic Methods
Scientific Instruments
Health Related to Ageing
Education and Training Systems

Career Best Publications

Research Publications

A boundary element formulation of the forward problem of electrocardiology utilising discontinuous elements; Boundary Element Communications
A comparison of methods for regularisation parameter determination in the inverse problem of electrocardiography; Computational Inverse Problems in Electrocardiography
A computer model of ST changes in subendocardial ischaemia; 18th Annual International Conference of the IEEE Engineering in Medicine & Biology Society
A computer model of ST depression in transmural ischaemia; 45th Annual Scientific Meeting of the Cardiac Society of Australia and New Zealand, 10-13 August
A generalisation of Telles' method for evaluating weakly singular boundary element integrals; Journal of Computational and Applied Mathematics
A New Method for Regularization Parameter Determination in the Inverse Problem of Electrocardiography; IEEE Transactions on Biomedical Engineering
A transient analysis of human coronary artery blood flow; 45th Annual Scientific Meeting of the Cardiac Society of Australia and New Zealand, 10-13 August
An asymptotic estimate for the effective radius of a concentric bipolar electrode; Mathematical Biosciencs
An eccentric spheres model to study the inverse problem of electrocardiography from surface Laplacian measurements; The 1st International Conference on Bioelectromagnetism
An explanation for ST depression in subendocardial ischaemia; 45th Annual Scientific Meeting of the Cardiac Society of Australia and New Zealand, 10-13 August
Analysis of the Accuracy of the Concentric Bipolar Electrode for Surface Laplacian Measurements; Noninvasive Functional Source Imaging 1997. First Austrian Symposium on Noninvasive Magnetic and Electrical Source Imaging Within the Human Heart and Brain, 25-28 September 1997
Analysis of the accuracy of the concentric bipolar electrode for surface Laplacian measurements; Noninvasive Functional Source Imaging 1997. First Austrian Symposium on Noninvasive Magnetic and Electrical Source Imaging Within the Human Heart and Brain, 25-28 September 1997
Application of sigmoidal transformations to weakly singular and near-singular boundary element integrals; International Journal for Numerical Methods in Engineering
C-2-continuous elements for boundary element analysis; International Journal for Numerical Methods in Engineering
Calculating Surface Laplacians as a Boundary Element Method Postprocess; Computers and Mathematics with Applications
Can Body Surface Laplacian Maps be used to Solve the Inverse Problem of Electrocardiography? in Building Bridges in Electrocardiology; 22nd International Congress on Electrocardiology, 25-29 June, 1995
Clinical applications of the inverse problem; Computational Inverse Problems in Electrocardiography
Epicardial ST depression in acute myocardial infarction; Circulation Research
Error estimation of quadrature rules for evaluating singular integrals in boundary element problems; International Journal for Numerical Methods in Engineering
Evaluation of the two-fiber laser Doppler anemometer for in vivo blood flow measurements: Experimental and flow simulation results; Optical Engineering
Modelling blood flow in coronary arteries with junctions; 2002 Computers in Cardiology, The Institute of Electrical & Electronics Engineers Inc.
Regularization parameter determination in the inverse ECG problem in Building Bridges in Electrocardiology; 22nd International Congress on Electrocardiology, 25-29 June, 1995
Second order overhauser elements for boundary element analysis; Mathematical and Computer Modelling
Selecting the corner in the L-curve approach to Tikhonov regularization; IEEE Transactions on Biomedical Engineering
Semi-sigmoidal transformations for evaluating weakly singular boundary element integrals; International Journal for Numerical Methods in Engineering
Solving the Inverse Problem of Electrocardiology using Body Surface Laplacian Mapping in Computer Simulations in Biomedicine; Third International Conference on Computer Simulations in Biomedicine
The effect of branch angle on human coronary artery blood flow; International Congress on Modelling and Simulation, 8-11 December 1997
The effect of branch angle on human coronary artery blood flow; International Congress on Modelling and Simulation, 8-11 December 1997
The effect of subcutaneous fat layer on the measurement of the surface Laplacian; 2nd International Conference on Biomagnetism
The effect of the subcutaneous fat layer on the measurement of the surface Laplacian; 2nd International Conference on Bioelectromagnetism
The Importance of Anisotropy in Modeling ST Segment Shift in Subendocardial Ischaemia; IEEE Transactions on Biomedical Engineering
The inverse problem of electrocardiology: The performance of Inversion Techniques as a function of patient anatomy; Mathematical Biosciences
The Laplacian Inverse Problem of Electrocardiography: An Eccentric Spheres Study; IEEE Transactions on Biomedical Engineering
The potential for Laplacian maps to solve the inverse problem of electrocardiography; IEEE Transactons on Biomedical Engineering
Wall shear stress and atheroma; Cardiac Society of Australia and New Zealand Annual Scientific Meeting 2004

Research Projects

Automated three dimensional reconstruction of the human coronary tree; Royal Hobart Hospital Research Foundation (RHHRF)
Boundary element analysis of fluid flow in a complex system of tubes with compliant walls; Australian Research Council (ARC)
Boundary element analysis of fluid flow in a complex system of tubes with compliant walls; Australian Research Council (ARC)
Boundary element analysis of fluid flow in a complex system of tubes with compliant walls.; Australian Research Council (ARC)
High resolution numerical modelling of the electrical properties of the human thorax; Australian Research Council (ARC)
Noninvasive cardiac potentials from body surface laplacian electrodes; National Heart Foundation (NHF)
Patterns of blood flow and their relation to atheroma formation in the human coronary bed; University of Tasmania (UTAS)
Techniques for Evaluating Two Dimensional Singular Integrals in the Boundary Element Method; Australian Research Council (ARC)
The Electrocardiogram in Myocardial Ischaemia; National Health & Medical Research Council (NHMRC)
Three Dimensional Reconstruction of Coronary Arteries; National Health & Medical Research Council (NHMRC)

Research Candidate Supervision