Table 8 OCR hardware implementation performance estimates
From: Optical character recognition on heterogeneous SoC for HD automatic number plate recognition system
Processing unit | Variable type | Clock (MHz) | Latency (clock cycles) | Total time (ms) |
|---|---|---|---|---|
PS | Floating-point | N/A | N/A | 4.28 |
PL | Floating-point | 115.875 | 179,288 | 1.547 |
Fixed-point (31,11) | 114.416 | 71,510 | 0.63 |