Validation of finite element mesh warping for improving the forward model in EIT of brain function

IFMBE Proceedings

Volumn 17 IFMBE, Issue , 2007, Pages 368-371

  Tizzard, Andrew ^a   Bayford, R ^a  

^a MIDDLESEX UNIVERSITY   (United Kingdom)

Author keywords

EIT; Finite elements; Warping

Indexed keywords

DIAGNOSTIC PRODUCTS; ELECTRIC IMPEDANCE; ELECTRIC IMPEDANCE TOMOGRAPHY; IMAGE ENHANCEMENT; MESH GENERATION;

FINITE ELEMENT MESHES; FORWARD MODELING; LOCALIZATION ACCURACY; PATIENT SPECIFIC; PHANTOM MEASUREMENTS; QUALITY OF RECONSTRUCTED IMAGES; RAPID GENERATIONS; WARPING;

FINITE ELEMENT METHOD;

EID: 78649935964     PISSN: 16800737     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1007/978-3-540-73841-1_96     Document Type: Conference Paper

References (10)

1. Bayford R, Gibson A, Tizzard A, et al. (2001) Solving the forward problem in electrical impedance tomography for the human head using IDEAS (integrated design engineering analysis software), a finite element modelling tool. Physiol Meas 22:55-64
2. Bayford R, Gibson A, Tizzard A et al. (2000) Modelling impedance changes in the human head using IDEAS. World Congress on Med Phys and Biomed Eng, Chicago, USA, 2000
3. Bagshaw A, Liston A, Bayford R et al. (2003) Electrical impedance tomography of human brain function using reconstruction algorithms based on the finite element method. Neuroimage 20:752-764
4. Tizzard A, Bayford R. (2007) Improving the Finite Element Forward Model of the Human Head by Warping using Elastic Deformation. Physiol Meas, In Press
5. Tizzard A, Horesh L, Yerworth R et al. (2005) Generating accurate finite element meshes for the forward model of the human head in EIT. Physiol Meas 26:S251-S261
6. Liston A D. (2003) Models and Image Reconstruction in Electrical Impedance Tomography of Human Brain Function. PhD Thesis. Middlesex University, London, UK.
7. Tizzard A, Holder D Bayford R. (2005) Generating surfaces for registration and warping FE meshes for the forward model in EIT of brain function. EMBEC05: The 3rd European Medical and Biological Engineering Conference, Prague, Czech Republic, 2003
8. Tizzard A, Bayford R, Horesh L et al. (2004) Effects of Warping Finite-Element Meshes for the Forward Model of the Head in EIT. XII International Conference on Electrical Bioimpedance & V Electrical Impedance Tomography, Gdansk, Poland, 2003, pp 495-498
9. Tidswell A, Gibson A, Bayford R et al. (2001) Validation of a 3D reconstruction algorithm for EIT of human brain function in a realistic head-shaped tank. Physiol Meas 22:177-185
10. Polydorides N, Lionheart W. (2002) A MATLAB toolkit for three-dimensional electrical impedance tomography: a contribution to the Electrical Impedance and Diffuse Optical Reconstruction Software project. Meas Sci Technol 13:1871-1883