| BOLD | Blood Oxygenation Level Dependent |
| fMRI | functional Magnetic Resonance Imaging |
| FT | Fourier Transform |
| HE | Hepatic Encephalopathy |
| HOIs | High-Order Interactions |
| iAAFT | iterative Amplitude Adjusted Fourier Transform |
| MI | Mutual Information |
| MR | Magnetic Resonance |
| MRI | Magnetic Resonance Imaging |
| OI | O-Information |
| Rest-fMRI | Resting-state functional Magnetic Resonance Imaging |
| ROI | Region of Interest |
| RSN | Resting-State Network |