Evaluation Models for Soil Nutrient Based on Support Vector Machine and Artificial Neural Networks

<div>Testing results of GRNN model. (a) Comparison between predicted values and actual values, (b) comparison between residual values and actual values, and (c) comparison between residual values and predicted values.</div>

The Scientific World Journal

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Figure 6

Figure 6: Evaluation Models for Soil Nutrient Based on Support Vector Machine and Artificial Neural Networks 