Abstract
Electrodialysis (ED) has been proposed as a means to reduce sodium ion concentration in fish sauce. However, no information is so far available on the optimum condition to operate the ED process. Artificial neural network (ANN)-based models were therefore developed to predict the ED performance and changes in selected quality attributes of ED-treated fish sauce; optimum operating condition of the process was then determined via multi-objective optimization using genetic algorithm (MOGA). The optimal ANN models were able to predict the ED performance with R 2 = 0.995, fish sauce basic characteristics with R 2 = 0.992, and the concentrations of total aroma compounds and total amino acids, flavor difference, and saltiness of the treated fish sauce with R 2 = 0.999. Through the use of MOGA, the optimum condition of the ED process was the use of an applied voltage of 6.3 V and the maintenance of the residual salt concentration of the treated fish sauce of 14.3 % (w/w).
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The authors express their sincere appreciation to the Thailand Research Fund (TRF) for supporting the study financially.
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Appendix
Appendix
The simple algebraic equations that represent the configurations of three optimal ANN models for the prediction of ED performance and quality of ED-treated fish are listed as follows:
First ANN Model
Second ANN Model
Third ANN Model
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Chindapan, N., Sablani, S.S., Chiewchan, N. et al. Modeling and Optimization of Electrodialytic Desalination of Fish Sauce Using Artificial Neural Networks and Genetic Algorithm. Food Bioprocess Technol 6, 2695–2707 (2013). https://doi.org/10.1007/s11947-012-0914-6
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DOI: https://doi.org/10.1007/s11947-012-0914-6