Figure 2
Simple linear regression between minimum and maximum scanning distance (m) and QR code size (mm). Version 3 QR code (V3) with 29 × 29 modules (a), Version 11 QR code (V11) with 61 × 61 modules (b).
Figure 2 | Scientific Reports
Simple linear regression between minimum and maximum scanning distance (m) and QR code size (mm). Version 3 QR code (V3) with 29 × 29 modules (a), Version 11 QR code (V11) with 61 × 61 modules (b).
