Peter R. Johnston

33 papers Journal 24Unranked 9
YearRankTypeTitle / Venue / Authors
2022 — conf
Utilising Surrogate Models to Approximate Cardiac Potentials when Solving Inverse Problems via Bayesian Techniques.
CinC
Abbish Kamalakkannan, Peter R. Johnston, Barbara M. Johnston
2021 J jnl
A modified approach to determine the six cardiac bidomain conductivities.
Comput. Biol. Medicine
Abbish Kamalakkannan, Peter R. Johnston, Barbara M. Johnston
2021 J jnl
Which bidomain conductivity is the most important for modelling heart and torso surface potentials during ischaemia?
Comput. Biol. Medicine
Barbara M. Johnston, Peter R. Johnston
2020 J jnl
Approaches for determining cardiac bidomain conductivity values: progress and challenges.
Medical Biol. Eng. Comput.
Barbara M. Johnston, Peter R. Johnston
2019 — conf
A Comparison of Methods for Examining the Effect of Uncertainty in the Conductivities in a Model of Partial Thickness Ischaemia.
CinC
Barbara M. Johnston, Akil Narayan, Peter R. Johnston
2019 — conf
A Model of Anatomically Opposed Ischaemia: Revisited.
CinC
Peter R. Johnston
2018 J jnl
Accuracy of electrocardiographic imaging using the method of fundamental solutions.
Comput. Biol. Medicine
Peter R. Johnston
2018 J jnl
Determining the most significant input parameters in models of subendocardial ischaemia and their effect on ST segment epicardial potential distributions.
Comput. Biol. Medicine
Barbara M. Johnston, Peter R. Johnston
2018 J jnl
Quantifying the effect of uncertainty in input parameters in a simplified bidomain model of partial thickness ischaemia.
Medical Biol. Eng. Comput.
Barbara M. Johnston, Sam Coveney, Eugene T. Y. Chang, Peter R. Johnston, Richard H. Clayton
2018 J jnl
Sensitivity analysis of ST-segment epicardial potentials arising from changes in ischaemic region conductivities in early and late stage ischaemia.
Comput. Biol. Medicine
Barbara M. Johnston, Peter R. Johnston
2017 — conf
How Accurately Can the Method of Fundamental Solutions Solve the Inverse Problem of Electrocardiology?
CinC
Peter R. Johnston
2017 — conf
Using Generalised Polynomial Chaos to Examine Various Parameters in a Half-ellipsoidal Ventricular Model of Partial Thickness Ischaemia.
CinC
Barbara M. Johnston, Peter R. Johnston
2016 J jnl
Application of robust Generalised Cross-Validation to the inverse problem of electrocardiology.
Comput. Biol. Medicine
Josef P. Barnes, Peter R. Johnston
2016 — conf
Assessing Endocardial Activation from Bipolar Intra-Ventricular Electrodes: A Simulation Study.
CinC
Peter R. Johnston, Gerald Fischer
2016 — conf
The Effect of Conductivity Values on Activation Times and Defibrillation Thresholds.
CinC
Barbara M. Johnston, Josef P. Barnes, Peter R. Johnston
2016 J jnl
The method of steepest descent for estimating quadrature errors.
J. Comput. Appl. Math.
David Elliott, Barbara M. Johnston, Peter R. Johnston
2015 J jnl
A complete error analysis for the evaluation of a two-dimensional nearly singular boundary element integral.
J. Comput. Appl. Math.
David Elliott, Barbara M. Johnston, Peter R. Johnston
2014 — conf
Defibrillation Thresholds: A Generalised Polynomial Chaos Study.
CinC
Peter R. Johnston
2014 J jnl
Finding needles in haystacks: linking scientific names, reference specimens and molecular data for Fungi.
Database J. Biol. Databases Curation
Conrad L. Schoch, Barbara Robbertse, Vincent Robert, Duong Vu, Gianluigi Cardinali, Laszlo Irinyi, Wieland Meyer, R. Henrik Nilsson, Karen Hughes, Andrew N. Miller, Paul M. Kirk, Kessy Abarenkov, M. Catherine Aime, Hiran A. Ariyawansa, Martin Bidartondo, Teun Boekhout, Bart Buyck, Qing Cai, Jie Chen, Ana Crespo, Pedro W. Crous, Ulrike Damm, Z. Wilhelm De Beer, Bryn T. M. Dentinger, Pradeep K. Divakar, Margarita Dueñas, Nicolas Feau, Katerina Fliegerova, Miguel A. García, Zai-Wei Ge, Gareth W. Griffith, Johannes Z. Groenewald, Marizeth Groenewald, Martin Grube, Marieka Gryzenhout, Cécile Gueidan, Liangdong Guo, Sarah Hambleton, Richard C. Hamelin, Karen Hansen, Valérie Hofstetter, Seung-Beom Hong, Jos Houbraken, Kevin D. Hyde, Patrik Inderbitzin, Peter R. Johnston, Samantha C. Karunarathna, Urmas Kõljalg, Gábor M. Kovács, Ekaphan Kraichak, Krisztina Krizsan, Cletus P. Kurtzman, Karl-Henrik Larsson, Steven Leavitt, Peter M. Letcher, Kare Liimatainen, Jian-Kui Liu, D. Jean Lodge, Janet Jennifer Luangsa-ard, H. Thorsten Lumbsch, Sajeewa S. N. Maharachchikumbura, Dimuthu Manamgoda, María P. Martín, Andrew M. Minnis, Jean-Marc Moncalvo, Giuseppina Mulè, Karen K. Nakasone, Tuula Niskanen, Ibai Olariaga, Tamás Papp, Tamás Petkovits, Raquel Pino-Bodas, Martha J. Powell, Huzefa A. Raja, Dirk Redecker, J. M. Sarmiento-Ramirez, Keith A. Seifert, Bhushan Shrestha, Soili Stenroos, Benjamin Stielow, Sung-Oui Suh, Kazuaki Tanaka, Leho Tedersoo, M. Teresa Telleria, Dhanushka Udayanga, Wendy A. Untereiner, Javier Diéguez Uribeondo, Krishna V. Subbarao, Csaba Vágvölgyi, Cobus M. Visagie, Kerstin Voigt, Donald M. Walker, Bevan S. Weir, Michael Weiß, Nalin N. Wijayawardene, Michael J. Wingfield, J. P. Xu, Zhu L. Yang, Ning Zhang, Wen-Ying Zhuang, Scott Federhen
2014 — conf
How Accurately can Cardiac Conductivity Values be Determined from Heart Potential Measurements?
CinC
Barbara M. Johnston, Peter R. Johnston
2013 J jnl
A multi-electrode array and inversion technique for retrieving six conductivities from heart potential measurements.
Medical Biol. Eng. Comput.
Barbara M. Johnston, Peter R. Johnston
2013 J jnl
A new method for the numerical evaluation of nearly singular integrals on triangular elements in the 3D boundary element method.
J. Comput. Appl. Math.
Barbara M. Johnston, Peter R. Johnston, David Elliott
2011 J jnl
Estimates of the error in Gauss-Legendre quadrature for double integrals.
J. Comput. Appl. Math.
David Elliott, Peter R. Johnston, Barbara M. Johnston
2008 J jnl
Clenshaw--Curtis and Gauss--Legendre Quadrature for Certain Boundary Element Integrals.
SIAM J. Sci. Comput.
David Elliott, Barbara M. Johnston, Peter R. Johnston
2007 J jnl
Possible Four-Electrode Configurations for Measuring Cardiac Tissue Fiber Rotation.
IEEE Trans. Biomed. Eng.
Barbara M. Johnston, Peter R. Johnston
2004 J jnl
A modified non-linear transformation method for evaluating weakly singular boundary integrals.
Appl. Math. Comput.
Barbara M. Johnston, Peter R. Johnston
2003 J jnl
The effect of conductivity values on ST segment shift in subendocardial ischaemia.
IEEE Trans. Biomed. Eng.
Peter R. Johnston, David Kilpatrick
2002 J jnl
An Analysis of the Zero-Crossing Method for Choosing Regularization Parameters.
SIAM J. Sci. Comput.
Peter R. Johnston, Ramesh M. Gulrajani
2001 J jnl
The importance of anisotropy in modeling ST segment shift in subendocardial ischaemia.
IEEE Trans. Biomed. Eng.
Peter R. Johnston, David Kilpatrick, Chuan Yong Li
2000 J jnl
Selecting the corner in the L-curve approach to Tikhonov regularization.
IEEE Trans. Biomed. Eng.
Peter R. Johnston, Ramesh M. Gulrajani
1997 J jnl
A new method for regularization parameter determination in the inverse problem of electrocardiography.
IEEE Trans. Biomed. Eng.
Peter R. Johnston, Ramesh M. Gulrajani
1997 J jnl
The Laplacian inverse problem of electrocardiography: an eccentric spheres study.
IEEE Trans. Biomed. Eng.
Peter R. Johnston
1996 J jnl
The potential for Laplacian maps to solve the inverse problem of electrocardiography.
IEEE Trans. Biomed. Eng.
Peter R. Johnston