结合新安江模型参数的特点,在分析传统遗传算法和模拟退火算法各自优缺点的基础上,将模拟退火算法与传统遗传算法相结合的混合算法运用于新安江模型参数优选中,并应用于实际径流预报。实例表明,该方法能快速地完成参数寻优,并找出较为满意的参数最优解。 Combined with the characteristics of Xin’anjiang model parameters, based on the analysis of the advantages and disadvantages of traditional genetic algorithm and simulated annealing algorithm, the hybrid algorithm combining simulated annealing algorithm with traditional genetic algorithm was applied to the optimization of Xin’anjiang model parameters and applied to the actual Runoff forecast. The example shows that this method can finish the optimization of parameters quickly and find out the satisfied optimal parameters.