As input/output data points are clustered by multiple ellipsoids, a second GA is proposed to fine-tune the parameters of each ellipsoid for fuzzy modeling.

• 待输入/输出资料点以多个椭圆形体涵盖后，再另以第二个基因演算法依据输入/输出点，调整已学习而得之椭圆形体，达到模糊建模之目的。