Table 2 Performance indicators.

From: Mathematical modeling of metal recovery from E-waste using a dark-fermentation-leaching process

IC1

Variable

NMAE

ME

IoA

FB

\(S_{su}\)

0.0929

0.9772

0.9946

0.0862

\(S_{bu}\)

0.1445

0.9279

0.9802

0.0178

\(S_{ac}\)

0.0691

0.9842

0.9959

-0.0088

\(V_{H_2}\)

16.479

-338.107

0.1277

1.7835

\(M_{liq}\)

0.4213

0.2462

0.8734

0.3092

IC2

Variable

NMAE

ME

IoA

FB

\(S_{su}\)

0.0593

0.9958

0.9990

0.0301

\(S_{bu}\)

0.1146

0.9397

0.9846

-0.0654

\(S_{ac}\)

0.0726

0.9376

0.9851

0.0665

\(V_{H_2}\)

0.0507

0.9850

0.9963

0.0448

\(M_{liq}\)

0.1161

0.9932

0.9958

0.0837