Mathematical Problems in Engineering / 2015 / Article / Tab 2

Research Article

An ELM Based Online Soft Sensing Approach for Alumina Concentration Detection

Table 2

The comparison of performance indicators.

Training Time (s) Testing Time (s) Training RMSE Testing RMSE ARE (%)

ELM 0 0 0.0926 0.1784 6.78
BP 28.3281 0.0156 0.1698 0.2626 9.17
SVM 0.0156 0 0.2635 0.2797 8.83

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