optimal speed meaning in English

最适宜速度

Fuzzy control rules and parameters of member functions are encoded respectively in forms of real number cluster , and then integrated optimization is carried out step by step , which leads to decrease in dimension of optimal parameters and increase in optimal speed and precision
该方法以实数方式对模糊控制规则和隶属函数参数进行独立编码，分步联合优化，有效降低了待寻优参数的维数，提高了寻优的速度和精度。