Publications by Brandon Whitcher
oro.dicom 0.3.3
The R package oro.dicom contains data input/output functions for medical imaging data that conform to the Digital Imaging and Communications in Medicine (DICOM) standard, part of the Rigorous Analytics bundle.The latest version of oro.dicom (0.3.3) contains a substantial number of updates:dicomInfo = readDICOMFile and dicomSeparate = ...
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oro.nifti 0.3.1
The package oro.nifti contains functions for the input/output and visualization of medical imaging data that follow either the ANALYZE, NIfTI or AFNI formats. This package is part of the Rigorous Analytics bundle.Lightbox display of functional MRI “resting-state” acquisition using image(). The axial plane is used by def...
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Magnetic Resonance Imaging in R
Volume 44 of the Journal of Statistical Software was published in October 2011. The special volume on “Magnetic Resonance Imaging in R” features articles and packages related to a variety of imaging modalities:functional MRIdiffusion-weighted MRIdynamic contrast-enhanced MRIdynamic susceptibility-contrast MRI structural MRIThe p...
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dcemriS4 0.46
The R package dcemriS4 provides routines for the quantitative analysis of dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI), along with quantification of diffusion-weighted MRI (ADC = apparent diffusion coefficient) and quantitative T2 maps from Carr-Purcell-Meiboom-Gill (CPMG) sequences. The latest version (0.46) has b...
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oro.nifti 0.4.0
Okay, so it’s been quite a while since I provided an entry associated with oro.nifti. That doesn’t mean things haven’t moved on… they have. Let’s just say I’ve been occupied. One of the biggest changes to oro.nifti recently has been the “audit trail” is not turned off by default. If you want to take advantage o...
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oro.dicom 0.4.0
The R package oro.dicom contains data input/output functions for medical imaging data that conform to the Digital Imaging and Communications in Medicine (DICOM) standard, part of the Rigorous Analytics bundle.The latest version of oro.dicom (0.4.0) contains a substantial update:The function subroutines of readDICOMFile() have been re-...
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dcemriS4 0.51
The R package dcemriS4 provides routines for the quantitative analysis of dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI), along with quantification of diffusion-weighted MRI (DWI) and quantitative T2 maps from CPMG sequences. The latest version of dcemriS4 (0.51) contains a lot of modifications over the last 12+ mont...
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Using the Debug Option in readDICOMfile()
Some recent activity in stackoverflow was brought to my attention. Specifically, several questions were raised with reading files into R using readDICOMFile() in the oro.dicom package. The questions did highlight some inadequacies in the code, and I would like to thank the person who brought these issues to the surface. Some of th...
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