Table 1.
Brain structure clusters. Clusters identified via k-means clustering of the brain region association matrix. Cluster titles were defined post-hoc based upon author’s interpretation.
| Unknown | Speech/Motor | Basal Ganglia | Thalamic |
| cerebellum | Broca’s area | caudate nucleus | centromedian nucleus |
| cuneate nucleus of the medulla | insula | globus pallidus | intralaminar nuclear group |
| emboliform nucleus | operculum | nucleus accumbens | reticular nucleus of the thalamus |
| hippocampus | premotor cortex | putamen | ventral anterior nucleus |
| hypothalamus | primary motor cortex | substantia nigra | ventral posterior nucleus |
| orbital gyri | supplementary motor cortex | ventral tegmental area | ventral posterolateral nucleus |
| thalamus | Wernicke’s area | zona incerta | |
| Basal Ganglia II | Cingulate | Prefrontal | Heschls gyrus |
| basal ganglia | anterior cingulate gyrus | medial prefrontal cortex | planum temporale |
| striatum | cingulate gyrus | prefrontal cortex | transverse temporal gyrus |
| subthalamic nucleus | posterior cingulate gyrus | ||
| Visual | Hippocampal | Amygdalar | Hypothalamic |
| lateral geniculate nucleus | dentate gyrus | amygdala | dorsomedial nucleus of the hypothalamus |
| primary visual cortex | entorhinal area | basal forebrain nucleus | medial dorsal nucleus |
| pulvinar | perirhinal area | basal nucleus of the amygdala | posterior nucleus of the hypothalamus |
| superior colliculus | subiculum | diagonal band | ventral posteromedial nucleus |
| visual extrastriate | stria terminalis | ||
| Prosencephalic Auditory | Brainstem Auditory | Oculomotor | Cranial Nerve Nuclei |
| inferior colliculus | cochlear nuclei | abducens nucleus | dorsal motor nucleus of the vagus nerve |
| medial geniculate body | superior olive | interstitial nucleus of Cajal | hypoglossal nucleus |
| primary auditory area | trapezoid body | oculomotor nuclear complex | nucleus ambiguus |
| trochlear nucleus | solitary nucleus | ||
| Brainstem | Cortical | ||
| locus ceruleus | angular gyrus | ||
| medulla | fusiform gyrus | ||
| periaqueductal | inferior frontal gyrus | ||
| pons | inferior parietal lobule | ||
| raphe nuclei | inferior temporal gyrus | ||
| lingual gyrus | |||
| medial frontal gyrus | |||
| medial parietal gyrus | |||
| middle frontal gyrus | |||
| middle temporal gyrus | |||
| parahippocampal gyrus | |||
| postcentral gyrus | |||
| precuneus | |||
| superior frontal gyrus | |||
| superior parietal lobule | |||
| superior temporal gyrus |