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MRI-PDQ:Phase Detection & Quantification

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PDQ is a set of MATLAB functions for detecting sphere-shaped deposits of magnetically susceptible material (i.e., magnetic dipoles) in MRI datasets, measuring their magnetic moment. Deposits of interest include SPIO-labeled cells and magnetocapsules.

Unpublished results suggest that PDQ is effective at distinguishing contrast due to dipoles from other intrinsic sources of hypointensity.

Publications that describe PDQ's function and exhibit results include:

1) Sensitive and automated detection of iron-oxide-labeled cells using phase image cross-correlation analysis. (http://tinyurl.com/d3lcdoq)

2) Automated detection and characterization of SPIO-labeled cells and capsules using magnetic field perturbations (http://tinyurl.com/bvomtde)

PDQ was developed in Ahrens Lab, Pittsburgh NMR Center for Biomedical Research, Carnegie Mellon University. Financial support was provided in part by the U.S. National Institutes of Health.

You can download file releases of MRI-PDQ:Phase Detection & Quantification project from List of release files

System Requirements

Operating System: MacOSX, Linux
PDQ-8-27-2012.zip
Date: 2012-08-27, Size: 3531905
PDQ-8-27-2012.zip
Date: 2012-08-27, Size: 3531905
PDQ-8-27-2012.zip
Date: 2012-08-27, Size: 3531905

List of release files

File/Folder NameFile TypeSizeDateDownload Count
Latest 5 files
PDQ.mtext/plain; charset=us-ascii12.6 KB2012-12-07 00:051
PDQ_calc_volume.mtext/plain; charset=us-ascii0.5 KB2012-12-07 00:050
PDQ_calculate_neighbors.mtext/plain; charset=us-ascii2.8 KB2012-12-07 00:050
PDQ_calculate_radii_and_chi.mtext/x-c++; charset=us-ascii5.0 KB2012-12-07 00:050
PDQ_dipole_analysis.mtext/x-c++; charset=us-ascii5.6 KB2012-12-07 00:050
All Files
PDQ-6-1-11
PDQ.mtext/plain; charset=us-ascii12.6 KB2012-12-07 00:051
PDQ_calc_volume.mtext/plain; charset=us-ascii0.5 KB2012-12-07 00:050
PDQ_calculate_neighbors.mtext/plain; charset=us-ascii2.8 KB2012-12-07 00:050
PDQ_calculate_radii_and_chi.mtext/x-c++; charset=us-ascii5.0 KB2012-12-07 00:050
PDQ_dipole_analysis.mtext/x-c++; charset=us-ascii5.6 KB2012-12-07 00:050
PDQ_generate_optimal_template.mtext/x-c++; charset=us-ascii4.8 KB2012-12-07 00:050
PDQ_generate_template.mtext/x-c++; charset=us-ascii11.2 KB2012-12-07 00:050
PDQ_generate_template_old.mtext/x-c++; charset=us-ascii12.3 KB2012-12-07 00:050
PDQ_generate_template_spectrum.mtext/plain; charset=us-ascii6.0 KB2012-12-07 00:050
PDQ_inspect.mtext/plain; charset=us-ascii5.6 KB2012-12-07 00:050
PDQ_process_regions.mtext/plain; charset=us-ascii6.2 KB2012-12-07 00:050
PDQ_register.mtext/plain; charset=us-ascii9.0 KB2012-12-07 00:050
PDQ_rerun.mtext/plain; charset=us-ascii2.5 KB2012-12-07 00:050
PDQ_run_all.mtext/plain; charset=us-ascii8.0 KB2012-12-07 00:050
PDQ_visualize.mtext/plain; charset=us-ascii23.6 KB2012-12-07 00:050
PDQ_visualize_samples.mtext/plain; charset=us-ascii12.9 KB2012-12-07 00:050
PDQ_visualize_slice.mtext/plain; charset=us-ascii3.6 KB2012-12-07 00:050
PSM.mtext/plain; charset=us-ascii6.1 KB2012-12-07 00:054
README.txttext/plain; charset=us-ascii6.0 KB2012-12-07 00:051
PDQ-6-11-2011.zipapplication/zip; charset=binary40.1 KB2012-08-28 00:412
README.txttext/plain; charset=us-ascii0.6 KB2012-08-27 20:451
PDQ-8-27-2012.zipapplication/zip; charset=binary3.4 MB2012-08-27 20:322


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