| Source 2.0 |
SOURCE is an easy to use tool for EEG/EP
source reconstruction that seamlessly integrates with the ESI and SCAN
4 software. It uses the most highly optimized source algorithms to
rapidly produce dipole source reconstructions, and display the results
in an MRI context. Select from several dipole models (moving, rotating,
fixed, RAP MUSIC, etc.) and volume conductor models (three spherical
shells, BEM and FEM). Confidence ellipsoids for each solution help you
determine valid sources. SOURCE can be used with average data
or with raw EEG data files, and it permits integration of results with
the subject's MRI, or with a warped MRI data set. Source can be
combined with the PCA/ICA program to let you analyze independent
components in the waveforms. Most important, SOURCE provides
rapid localization results and allows you to view the cortical
solutions calculated from your data, greatly enhancing the information
inherent in the data that you are already collecting.
For a demonstration of Source follow the link to
Source Demo. |
| Specifications: |
- Computation of single equivalent current dipoles, moving dipoles,
rotating dipoles, regional dipoles, fixed (coherent) dipoles, and
fixed (RAP MUSIC) dipoles.
- Dipoles are calculated using a three concentric sphere, BEM (standard
and interpolated), and FEM (interpolated) volume conductor models.
- Source solutions can be computed online and offline.
- Confidence ellipsoids* are constructed around dipole solutions
(*-patent pending).
- Dipole solutions can be plotted on an average MRI, or on the
patient's imported MR images.
- Single point or user-defined latency interval analyses.
- Displays of measured and fitted contours.
- Easy methods for viewing the results from various perspectives,
and options for displaying skin, skull, and brain point clouds.
- Default or user-determined radii and conductivities.
- Manual repositioning of the dipole source for hypothesis testing.
- Movie replay mode displays movement of the dipole.
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