一种基于非负矩阵分解的语音增强算法_隋璐瑛(5)

表1　数值计算结果

4　结　语

本文引入了武器目标分配问题的一个非线性整数规划模型,鉴于非线性整数规划的难以求解性,本文利用WTA非线性整数模型中目标函数的特点,使用线性函数来替代原问题中的非线性目标函数,近而将非线性整数规划问题转化为线性整数规划问题。并给出了初步的算例来验证算法的有效性。线性整数规划属于难以找到多项式时间解的问题,对于任意规模,计算时间会较长。但本文中给出的方法较为简单,能够在较短的时间内给出一个近似最优解,实施武器目标分配方案,满足实战的需要。参考文献:

算例规模(W×T)5×510×1015×1520×2030×30

算例序号

1212121212

最优解-702.2-700.8-1946.4-1893.5-2934.6-2147.4-4341.1-4736.8-5815.7-6045.7

计算时间(s)2.282.282.292.282.402.282.762.322.322.47

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