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数学建模学习（33）：径向基神经网络函数，讲解+代码，包教包会！

川川菜鸟发布时间：2021-08-28 04:36:36 ，浏览量：2

文章目录

- 前言
- 1.计算向量距离计算函数
- 2.径向基传输函数
- 3.径向基神经网络建立函数
- 4.严格径向基神经网络建立函数
- 5.广义回归径向基神经网络函数
- 6.数据索引向量变换为向量组函数
- 7.向量组变换为数据索引向量函数
- 8.概率径向基函数
- 9.源码下载地址

前言

扎实基础！别着急！

1.计算向量距离计算函数

用到dist函数，大多数神经网络的输入可通过表达式: Y = W ∗ X + B Y = W*X + BY=W∗X+B 得到: W , B W, BW,B 分别为神经网络的权向量和偏值向量. 但有些神经元的输入可由函数 dist 计算. 该函数是一个欧式距离权值函数, 它对输入加权以得到被加权的输入. 函数的调用格式如下:

Z = dist(W,P


    
        



        
        
            
                
                
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