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mBIRN Related Activities In and Around BWH. BWH Activities and mBIRN. Interconnected Research Efforts Critical Mass for Infrastructure Shared Engineering Research Synergy Transitional Research Multiple Targets
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BWH Activities and mBIRN • Interconnected Research Efforts • Critical Mass for Infrastructure • Shared Engineering • Research Synergy • Transitional Research • Multiple Targets • Basic Neuroscience, Neurodegeneration, Neuropsychiatric Diseases, Oncology (Brain, Prostate), Targeted Therapy, Intra-operative Robotics…
Surgical Planning Laboratory - Kikinis • Umbrella Organization Providing Infrastructure for Several Researchers and Laboratories • LMI (Westin), CNI (Guttmann), PNL (Shenton), IGT (Jolesz, Wells, Hata)… • Dedicated Laboratory Space • Drop-In Facilities • Training / Meeting Space • High Performance Computing • “Fat Nodes” • Cluster • EMC Disk Array • Multi-Site Fiber, Scanner, and OR Network
NA-MIC - Kikinis • National Alliance for Medical Image Computing • An NIH Roadmap National Center for Biomedical Computing (NCBC) U54 • http://www.na-mic.org • Focus Areas • Algorithm Development • Software Engineering Methodology • Driving Biological Projects • Relies on BIRN for Informatics Infrastructure • “No Strings Attached” Open Source
NCIGT - Jolesz • National Center for Image Guided Therapy • NCRR / NIBIB / NCI U41 • http://www.ncigt.org • Procedures Enhanced by Imaging and Computation • Neurosurgery • Prostate • Cardiac • Focused Ultrasound • Sample Projects • Real Time MR Parallel Imaging • Non-rigid Brain Deformation Monitoring and Simulation • MR Guided Cardiac Ablation
Slicer for IGT • Modular Image Guided Therapy System • Multiple Tracked Instruments • Real Time Imaging + Pre-Op • Intra-Operative Support for Advanced Algorithms • fMRI, DTI, Tractography Resection Guidance • Control of Surgical Robotics • Slicer3 Effort Builds of Experience of Over 1000 Slicer-Guided Craniotomies Courtesy Hata, Liu, Archip, Wells
NAC - Kikinis • Neuroimage Analysis Center • NCRR P41 • http://spl.harvard.edu/nac • Image Post Processing Resources • Novel Algorithms • Integrated Tools • Sophisticated Atlases • Close Collaborations • fMRI Informatics (Wells) • White Matter Architecture (Westin) • Anatomy (Talos) • Visualization (Halle) • Engineering (Pieper) • Time Series (Meier)
Slicer3 • Common Platform • Optimize Engineering Resources • Avoid Duplication of Effort • Leverage Best Practices • Ensure Compatibility • Algorithm -> Laboratory -> Bedside • Improved Architecture • Modules can be used as plugins or executables • BSD-style Open Source License • Ongoing Maintenance, Training Through NA-MIC and Others
How the Pieces Fit (Big Picture) • Mathematics, Algorithm Development, Engineering • NAC (Core Team), NA-MIC (National Collaboration) • Informatics, Calibration, Networking, Databases, Grid • BIRN • Translational Efforts • NCIGT – Surgery and Intervention • fBIRN – Schizophrenia • mBIRN – AD, Depression • NA-MIC DBPs – Schizophrenia, Autism, Prostate, Lesions
Slicer3 Usability • Clean, Unified GUI Design • Wendy Plesniak (BWH) and Sebastien Barre (Kitware) • Developed in Close Collaboration with User Community and Trainers • Unified Cross Platform Behavior, Easy Installers • Undo/Redo, Tooltips, Drag ‘n’ Drop… • New Logo!
mBIRN Slicer Goals • Ensure mBIRN Slicer functionality stays current with new Slicer version • FreeSurfer Interoperability • DTI Analysis and Visualization • Provenance • QueryAtlas • BIRNDUP • Protocol Neutral Segmentation (EM Segmenter) • Informatics Interoperability (XNAT, Portal, Grid, Workflows)
FreeSurfer • FreeSurfer Models and Volumes handled as built-in types • Scalar Overlays and Lookup Tables Supported
DTI Analysis and Visualization • Under Active Development but not yet ready • Expected by late 2007 • Developed with NA-MIC, NAC, LMI, and NCIGT • Applications in Image Guided Neurosurgery will Help Drive Development
Provenance • Built in from beginning of Slicer3 • Track Cross-Platform Issues • Windows (XP and soon Vista) • Mac OSX (PPC and X86) • Linux (32 and 64 bit) • Being Integrated with Slicer3 Execution Model • Parameters developed with interactive Slicer environment • Modules can run as independent batch jobs on cluster or grid using those parameters
QueryAtlas • Leverages FreeSurfer and Informatics Interoperability • Interactive Data Exploration for mBIRN and fBIRN • Ongoing Ontology Tie-in Work and Workflow Development
BIRNDUP • Can be ported to Slicer3 • Delayed pending development of mBIRN policy for defacing • Command line tools for DICOM Header Deidentification publicly available and documented
Protocol Neurtral Segementation • EM Segmenter being ported to Slicer3 by MIT and Kitware • Tutorial held January 2007 in Utah • Documentation on the Web • Additional development ongoing • Slicer2 version successfully used in MS Lesion segmentation • Included in the current 3D Slicer 2.6 • Applied to white matter lesion segmentation in Multiple Sclerosis. • MPRAGE and FLAIR • Available to support BELL • Data courtesy Istvan Csapo, Charles Guttmann, Center for Neurological Imaging, Brigham and Women’s Hospital. Algorithm by Kilian Pohl, MIT/BWH/Isomics
XNAT / Informatics Integration • Current Status: • Query/Browse for Data at XNAT Site (oasis-brains.org) • Download XAR (zip) from XNAT • Tell Browser to “Open With…” Slicer3 • Images Available for Visualization and Analysis • Next Steps • Manifest / Data Description files / XCEDE • FreeSurfer Datasets, DTI Datasets in XNAT • Upload of Processed Data • Direct Database Interface (Improve download performance) • Generalize for BDR