Quantitative Evaluation of Embedded Systems

Throughput

A Medical Image-Processing Pipeline

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Feedback causes a limited throughput

• Data feedback• Limited Memory / Buffering• Limited/Shared Processing Capacity

A Medical Image-Processing Pipeline

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A D

B

10ms15ms

25ms

10ms

C

Throughput = 1 / Maximum Cycle Mean

∞ 𝑪𝒚𝒄𝒍𝒆𝑴𝒆𝒂𝒏=𝑻𝒐𝒕𝒂𝒍𝒅𝒆𝒍𝒂𝒚 𝒐𝒏𝒄𝒚𝒄𝒍𝒆

𝑵𝒖𝒎𝒃𝒆𝒓𝒐𝒇 𝒕𝒐𝒌𝒆𝒏𝒔𝒐𝒏𝒄𝒚𝒄𝒍𝒆

A Medical Image-Processing Pipeline

40ms

20ms

1ms40ms

15ms

10ms

10ms

5ms10ms