The Data Hierarchy for BrainFX is the FMRI hierarchy. It is defined in plugin org.brainfx.base. See this page on how to read the XML description below.
<extension
id="fMRI"
name="fMRI Hierarchy"
point="org.genericfx.data.hierarchy">
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy Root Element"
parent="HIERARCHY_ROOT"
id="ROOT"
description="Root of the hierarchy"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy File Element"
parent="ROOT"
id="FILE"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy 4D Image"
parent="FILE"
id="IMAGE_4D"
description="This is expected to be a two byte signed integer (short int in C)."/>
<datatype
hierarchy="fMRI"
name="fMRI Hiearachy Medical Scan 4D Image"
parent="IMAGE_4D"
id="SCAN_4D"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy fMRI Scan 4D Image"
parent="SCAN_4D"
id="FMRI_4D"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy 3D Image"
parent="FILE"
id="IMAGE_3D"/>
<datatype
hierarchy="fMRI"
name="fMRI Hieararchy Medical Scan 3D Image"
parent="IMAGE_3D"
id="SCAN_3D"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy Mask 3D Image"
parent="FILE"
id="MASK_3D"
description='The mask is a two byte signed integer format (short int in C)
and have out-of-mask value of "zero" or smaller. Other values are all in-mask.'>
<accepts
datatype_id="SCAN_3D"
status="WARN">
<message>All greater than zero will be treated as 1 (in mask), 0 otherwise (out-of-mask)</message>
</accepts>
</datatype>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy Design Matrix"
parent="FILE"
id="DESIGN_MATRIX"
description="Design matrix"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy 3D Statistics Map"
parent="SCAN_3D"
id="STATISTICS_MAP_3D"
description="Standard Statistics Map"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy 3D Template Map"
parent="SCAN_3D"
id="TEMPLATE_3D"
description="Template Map. Usually these are maps with anatomical information"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy Image 2D"
parent="FILE"
id="IMAGE_2D"
description="Two Dimensional Image Data"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy Nothing"
parent="ROOT"
id="NOTHING"
description="Nothing. This is a place holder"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy String"
parent="ROOT"
id="STRING"
description="String Data"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy Directory"
parent="ROOT"
id="DIRECTORY"
description="Directory"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy Real Number"
parent="ROOT"
id="NUMBER"
description="Number. A real number"/>
<datatype
hierarchy="fMRI"
name="fMRI Hierarchy Integer"
parent="NUMBER"
id="INTEGER"
description="Integer Number"/>
</extension>