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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