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Experimental setup to acquire spontaneous facial expression videos.
| Experimental Setup | Parameter/Details |
|---|---|
| Two Cameras | Model: MV-UB 130 GC, MindVision, Shenzhen, China. 1.3 Megapixel, and Standard C-mount lens, global shutter, hardware trigger. |
| Lens | 3 Megapixel 1\ 2 6–12mm F1.6-C, Guangzhou, China. |
| Distance between two cameras (mm) | 300mm |
| Subject and camera (mm) | 550–650mm |
| Frame rate (fps) | 30 |
| Software used | E-Prime |
