Table 2.
Distribution of included studies by application focus and data modality.
|
|
Studies, n | |
| Application focus | ||
|
|
Gesture recognition or segmentation | 17 |
|
|
Skill classification | 56 |
|
|
Tool tracking and motion analysis | 29 |
|
|
Real-time feedback or assessment systems | 18 |
| Data modality | ||
|
|
Kinematic data | 18 |
|
|
Video data (RGB, optical flow, etc) | 58 |
|
|
Physiological data (EEGa, fNIRSb, etc) | 3 |
|
|
Force data | 1 |
|
|
Multimodal approaches (2+modalities fused) | 12 |
aEEG: electroencephalography.
bfNIRS: functional near-infrared spectroscopy.