| ApEn | Approximate entropy |
| EEG | Electroencephalogram |
| fNIRS | functional Near-Infrared Spectroscopy |
| Hb.O2 | Oxy-haemoglobin |
| Hb.R | Deoxy-haemoglobin |
| MSE | Multiscale Entropy |
| SampEn | Sample Entropy |
| WM | Working memory |
| ApEn | Approximate entropy |
| EEG | Electroencephalogram |
| fNIRS | functional Near-Infrared Spectroscopy |
| Hb.O2 | Oxy-haemoglobin |
| Hb.R | Deoxy-haemoglobin |
| MSE | Multiscale Entropy |
| SampEn | Sample Entropy |
| WM | Working memory |