To achieve better network generalization capability, the PSO combined with the gradient descent algorithm was applied to optimize the parameters of the ellipsoidal units.

• 为提高椭球基概率神经网络的性能，提出了一种把粒子群优化算法和梯度下降算法相结合的混合结构优化算法用于椭球基神经元的优选和控制参数的优化。