Table 1.
Summary of neuroimaging methods.
| Neuroimaging method | Activity measured | Direct/Indirect Measurement | Temporal resolution | Spatial resolution | Risk | Portability |
|---|---|---|---|---|---|---|
| EEG | Electrical | Direct | ∼0.05 s | ∼10 mm | Non-invasive | Portable |
| MEG | Magnetic | Direct | ∼0.05 s | ∼5 mm | Non-invasive | Non-portable |
| ECoG | Electrical | Direct | ∼0.003 s | ∼1 mm | Invasive | Portable |
| Intracortical neuron recording | Electrical | Direct | ∼0.003 s | ∼0.5 mm (LFP) | Invasive | Portable |
| ∼0.1 mm (MUA) | ||||||
| ∼0.05 mm (SUA) | ||||||
| fMRI | Metabolic | Indirect | ∼1 s | ∼1 mm | Non-invasive | Non-portable |
| NIRS | Metabolic | Indirect | ∼1 s | ∼5 mm | Non-invasive | Portable |