Table 1.
Summary and description of the data files associated with this article.
| Filename | Description |
|---|---|
| 01_ImageData | |
| MRI_T1_d.nrrd | T1-weighted magnetic resonance image (MRI) |
| MRI_T2_d.nrrd | T2-weighted magnetic resonance image (MRI) |
| 625_STDCT_Registered.nrrd | Computed tomography (CT) registered to MRI |
| tensors_dwi_crl.nrrd | Diffusion tensor image (DTI) |
| 02_SkullStripping | |
| MRI_T1_cropped.nrrd | Source MRI after skull stripping |
| MRI_T1_mask.nrrd | Brain mask image with segmented brain parenchyma |
| 03_SurfaceGeometry | |
| sModel.stl | Patient-specific brain surface obtained using marching cubes |
| sMesh.stl | Patient-specific brain surface after uniform triangulation |
| 04_Electrodes | |
| Electrode_segmentation.seg.nrrd | Segments representing the position of electrodes in CT image |
| origElectrodes.fcsv | 3D points (fiducials) representing the original position of extracted electrodes in the CT image |
| projElectrodes.fcsv | 3D points (fiducials) representing the projected position of electrodes with respect to the undeformed brain surface extracted from T1-weighted MRI |
| origCentroids.txt | Coordinates of extracted electrodes in CT image |
| projCentroids.txt | Coordinates of projected electrodes with respect to the undeformed brain surface extracted from T1-weighted MRI |
| electrode_sheet.stl | Electrode sheet model for selecting loaded nodes |
| sheet_orig_lps.stl | Electrode sheet model with original electrode locations |
| sheet_proj_lps.stl | Electrode sheet model with projected electrode locations |
| 05_TetrahedralGrid | |
| vMesh.vtk | Patient-specific tetrahedral grid |
| allBrainNodes.fcsv | Coordinates of selected nodes under electrode sheet with respect to undeformed brain geometry |
| mesh.inp | Patient-specific tetrahedral grid, including surface and node set definitions |
| 06_MaterialProperties | |
| mtled_create_ipt.ini | ExplicitSim input file to create integration points file |
| ipt.txt | List of integration points used to assign material properties generated by ExplicitSim |
| mat.txt | Material properties assigned to integration points |
| 07_MTLED | |
| mtled_solve.ini | ExplicitSim input file to run MTLED solver |
| load.txt | Displacement data for prescribed displacement loading of the selected brain surface nodes under the electrode sheet |
| output/animation_brain.pvd | ParaView data file for animation of the computed displacement field |
| output/brain[0-7].vtu | Simulation output at sequential time steps |
| 08_Transform | |
| warp.nrrd | Transform used for image warping |
| MRI_T1_warped.nrrd | Warped T1-weighted magnetic resonance image (MRI) |
| tensors_dwi_crl_warped.nrrd | Warped diffusion tensor image (DTI) |
| 09_Segmentation | |
| unwarpedstaple/seg_brain_crl.nrrd | Unwarped brain segmentation obtained using STAPLE |
| unwarped/seg.nrrd | Unwarped brain segmentation obtained using DTI-based tissue classification |
| warped/seg.nrrd | Warped brain segmentation obtained using DTI-based tissue classification |
| 10_Fusion | |
| ColorTable.ctbl | 3D Slicer color table for tissue class segments |
| segments/csf.nrrd | Segment of CSF |
| segments/scalp.nrrd | Segment of scalp |
| segments/sheet_orig.nrrd | Segment of electrode sheet in original position |
| segments/sheet_proj.nrrd | Segment of electrode sheet in projected position |
| segments/skull.nrrd | Segment of skull |
| labelmap.nrrd | Unwarped, projected and warped head label map |
| mask.nrrd | Unwarped, projected and warped head mask |
| 11_Conductivity | |
| cond.nrrd | Conductivity tensor image |
| 12_HexahedralGrid | |
| mesh.mesh.gz | MFEM compressed mesh file |
| cond.gf.gz | MFEM conductivity tensor component grid function files (cond.gf.gz) |
| 13_Results | |
| results_paraview.pvd | Results files of electrocorticography forward problem solutions |