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Braz. J. Chem. Eng. vol.30 número1

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Table 1: Statistical analysis of input and output  data.  STD  Mean  t (h)  pH  RI  X 0  (%)  S 0  (g/l)  X  (%)  S  (g/l)  P (mg of product/g of biomass)  83,7 0,3 0,9 1,7 2,8 15,7 4,3 1,3  140  7 2,9 4 24,8 45,1 15,1 1,7
Figure 1: Flow diagram for feed-forward neural network development.
Table 2 summarizes the performances of the sub- sub-models in terms of root mean squared error (RMSE)  for each NN model and their corresponding  sub-models
Table 3: Structure of the optimized NN models.
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