Table 4 Cameras used for the recordings
From: Spatio-temporal and -spectral feature maps in photoplethysmography imaging and infrared thermography
Modality | Optical band | Type | Fps \(f_s\) | Resolution | Mode | ADC | Lens | Optical filters | Model | Map resolution |
|---|---|---|---|---|---|---|---|---|---|---|
[Hz] | \([\hbox {pix}] \times [\hbox {pix}]\) | [bit] | [mm] | \([\hbox {pix}] \times [\hbox {pix}]\) | ||||||
PPGI | VIS | Mono | 25 | \(1920 \times 1200\) | 7 | 12 | 12.5 | Green narrow bandpass; 550 nm | Grasshopper 3 GS3-U3-23S6M-C | \(376 \times 232\) |
NIR | Mono | 25 | \(1920 \times 1200\) | 7 | 12 | 12.5 | NIR narrow bandpass; 940 nm | Grasshopper 3 GS3-U3-23S6M-C | \(376 \times 232\) | |
IRT | LWIR | LWIR | 25 | \(640 \times 480\) | NA | 16 | 10 | - | Gobi-640-GigE | \(608 \times 448\) |