| ADI | Autism Diagnostic Interview |
| ADOS | Autism Diagnostic Observation Schedule |
| ANS | Autonomic Nervous System |
| ASD | Autism Spectrum Disorder |
| CVI | Cardiovagal Index |
| CSI | Cardiac Sympathetic Index |
| ECG | Electrocardiogram |
| EDA | Electrodermal activity |
| EEG | Electroencephalogram |
| EL | Elevated Likelihood |
| fMRI | functional Magnetic Resonance Imaging |
| HRV | Heart Rate Variability |
| IQR | Interquartile Range |
| ML | Machine Learning |
| MRI | Magnetic Resonance Imaging |
| OIX | Object Only Intreactions |
| PIX | Caregiver Only Interactions |
| TL | Typical Likelihood |