基础的独立成分分析matlab程序，目标函数为峭度，求最优解用的是随机梯度法，该ica算法为非对称方法，即逐个求出独立成分，以语音信号为例-Based on independent component analysis matlab program, the objective function is kurtosis, the optimal solution using a stochastic gradient method, the ica algorithm asymmetric me