Diffusion MRI/ PET Simulation

<p>These data are designed to simulate diffusion-weighted images using Fibrefox, analytical PET simulation with ASIM, and PET image reconstruction with STIR.</p> <p>&nbsp;</p> <p>file description&nbsp;</p> <p>/MRI<br> Fibers.fib: the ground-truth fiber tracks file from Tractography Challenge ISMRM 2015 Data<br> bvals, bvecs: the encoding scheme files for DWI simulation (similar to HCP protocol)<br> t1.mif: the fabricated T1 image<br> dwi.mif: the example DWI file simulated</p> <p>/PET<br> AAL_ROI_upsample: a template phantom file with 3 lesions&nbsp;<br> asim_pipeline.sh: batch code for ASIM simulation<br> AAL_ROI_noisy_2: normalised PET sinogram &nbsp;1e+08 total count, ready to be reconstructed<br> AAL_ROI_noisy.yaff: normalised PET sinogram &nbsp;1e+07 total count, ready to be reconstructed<br> AAL_ROI_noisy_2.yhdr: ASIM header file<br> OSEM_m962,par hdr_E_m962.hs: header files for STIR reconstruction with OSMAPOSL</p>