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andraderenew/README.md

Rene Andrade Rey

Physician & Neuroimaging Researcher

I build reproducible neuroimaging workflows across structural MRI, task and resting-state fMRI, diffusion MRI, MEG, EEG, and PET.

My work emphasizes transparent processing, quality control, cross-software validation, open science, and technically documented analysis pipelines.

Featured completed projects

Modality Project Main tools Repository Zenodo
Diffusion MRI Preprocessing, DTI, CSD, tractography, SIFT, and quantitative QC MRtrix3, FSL Eddy View project 10.5281/zenodo.21650417
Task fMRI Auditory first-level analysis and cross-software replication SPM25, FSL FEAT View project 10.5281/zenodo.21650414
Resting-state fMRI Functional connectomics, graph analysis, hubs, and BRAPH-ready exports Nilearn, NetworkX, FSL, BRAPH-ready outputs View project 10.5281/zenodo.21650416
MEG Median-nerve ERFs, dSPM source reconstruction, and time-frequency analysis Brainstorm, dSPM, Morlet wavelets View project 10.5281/zenodo.21650415
Structural MRI Tissue segmentation, quality control, global volumes, and VBM preparation CAT26, SPM25, MATLAB View project 10.5281/zenodo.21650422
Structural MRI Cortical reconstruction, morphometry, regional statistics, and Freeview QC FreeSurfer 7.4.1 View project 10.5281/zenodo.21650423

Completed workflow highlights

Diffusion MRI — MRtrix3 and FSL

Reproducible single-subject diffusion MRI workflow using public MPI-LEMON data.

  • MP-PCA denoising and Gibbs-ringing correction
  • Motion, eddy-current, and outlier correction with FSL Eddy
  • Diffusion tensor fitting with FA, MD, AD, and RD maps
  • Single-shell constrained spherical deconvolution
  • Probabilistic iFOD2 whole-brain tractography
  • SIFT filtering and track-density imaging
  • Automated quality-control figures and quantitative summaries

Task fMRI — SPM25 and FSL FEAT

Single-subject analysis of the classic SPM Auditory dataset, implemented independently in SPM25 and FSL FEAT.

  • Contrast: Listening > Rest
  • Motion quality control
  • First-level GLM
  • Statistical maps and cluster tables
  • Cross-software comparison

Resting-state fMRI — Functional connectomics and graph analysis

Ten-subject ADHD-200 preprocessed resting-state workflow using the Schaefer-100 atlas.

  • Nuisance regression and temporal filtering
  • Subject-level Pearson connectivity matrices
  • Fisher-z group averaging
  • Minimum-spanning-tree plus 15% density graph construction
  • NetworkX graph metrics, communities, hubs, and small-world analysis
  • BRAPH-ready matrix and label exports

MEG — Brainstorm median-nerve analysis

Reproduction of the Brainstorm median-nerve workflow.

  • Sensor-level event-related fields
  • Early somatosensory topography at approximately 20 ms
  • Minimum-norm dSPM source reconstruction
  • Morlet time-frequency analysis from 4 to 80 Hz

Structural MRI — CAT26 and SPM25

Single-subject T1-weighted structural MRI workflow.

  • Bias-field correction
  • Grey matter, white matter, and CSF segmentation
  • Spatial normalization and modulation
  • CAT quality-control assessment
  • Global tissue-volume extraction
  • Preparation of smoothed grey matter for VBM

Structural MRI — FreeSurfer

Single-subject cortical reconstruction and morphometry using OpenNeuro ds000114.

  • Complete recon-all cortical reconstruction
  • Parallel execution with -openmp 8
  • Subcortical and global volumetric statistics
  • Cortical thickness, area, and volume by Desikan–Killiany region
  • Coronal, sagittal, and axial Freeview quality-control figures

Portfolio scaffolds

These repositories describe planned or scaffold workflows rather than completed scientific analyses. A Zenodo DOI is added only after a completed, quality-controlled release.

Modality Planned workflow Repository Zenodo
Diffusion MRI FSL DTIFIT tutorial with optional TOPUP/EDDY, FA/MD maps, and ROI summaries View project 10.5281/zenodo.21650517
Structural MRI CAT12 versus FreeSurfer morphometry agreement on OASIS-1 View project 10.5281/zenodo.21650518
EEG ERPs and time-frequency analysis with EEGLAB and FieldTrip View project 10.5281/zenodo.21650530
EEG LORETA/eLORETA source imaging and Brainstorm PTE/dPTE connectivity View project 10.5281/zenodo.21650521
PET FDG PET static-image construction, SUVR, PETPVE12 PVC, and resolution-sensitivity analysis on OpenNeuro ds002898 View project Pending completed release

Technical toolkit

Neuroimaging

SPM · FSL/FEAT · FreeSurfer · CAT · Brainstorm · MRtrix3 · BRAPH · EEGLAB · FieldTrip

Programming and reproducibility

Python · MATLAB · Bash · Git · BIDS · statistical modelling · scientific visualization

Research interests

  • Structural and functional brain connectivity
  • Diffusion MRI and tractography
  • Reproducible neuroimaging
  • Multimodal integration
  • Neuroimaging quality control
  • Source imaging
  • Graph-theoretical analysis
  • Clinical and translational neuroscience

Research profiles


Raw neuroimaging data are generally excluded from the repositories. Each completed project documents its data source, processing decisions, software environment, outputs, and limitations.

Popular repositories Loading

  1. tvb-documentation tvb-documentation Public

    Forked from the-virtual-brain/tvb-documentation

    TVB documentation: RST and iPython notebooks

    Jupyter Notebook 1

  2. NeuroFusion-Explorer NeuroFusion-Explorer Public

    Forked from NEUROFUSIONInc/NeuroFusion-Explorer

    Scripts we use for collecting and analyzing brain and behavior data on NeuroFusion

    Jupyter Notebook 1

  3. eeg_erps-tf_eeglab-fieldtrip_sternberg eeg_erps-tf_eeglab-fieldtrip_sternberg Public

    EEG ERPs & TF (EEGLAB/FieldTrip) + cluster-based permutation (Sternberg).

    1

  4. meg_erfs-sources_brainstorm_median-nerve meg_erfs-sources_brainstorm_median-nerve Public

    Brainstorm Median-nerve: ERFs, sources (dSPM/sLORETA), source TF.

    1

  5. DeepLearningTutorials DeepLearningTutorials Public

    Forked from lisa-lab/DeepLearningTutorials

    Deep Learning Tutorial notes and code. See the wiki for more info.

    Python

  6. freesurfer freesurfer Public

    Forked from freesurfer/freesurfer

    The official FreeSurfer repository maintained by LCN

    C