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Advances, Systems and Applications

Table 3 Comparison of error and time according to different tanh piecewise-linear functions

From: A novel privacy-preserving speech recognition framework using bidirectional LSTM

The number of piecewises

3

5

7

9

11

12

The error of forward fropagation

\(\phantom {\dot {i}\!}1.14\times 10^{{~}_{-2}}\)

\(\phantom {\dot {i}\!}5.47\times 10^{{~}_{-8}}\)

\(\phantom {\dot {i}\!}8.51\times 10^{{~}_{-12}}\)

\(\phantom {\dot {i}\!}2.37\times 10^{{~}_{-14}}\)

\(\phantom {\dot {i}\!}2.26\times 10^{{~}_{-14}}\)

\(\phantom {\dot {i}\!}2.16\times 10^{{~}_{-14}}\)

Time(ms)

43.573

54.947

67.695

82.421

97.647

112.193