music高阶谱分析算法，包括 MUSIC算法，ESPRIT算法 ROOT-MUSIC算法，复化三点Gauss-lengend公式求pi，验证可用，独立成分分析算法降低原始数据噪声，光纤陀螺输出误差的allan方差分析，包含优化类的几个简单示例程序。- music higher order spectral analysis algorithm, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm, Complex of three-point Gauss-lengend the Formula pi, Verification is available, Independent component analysis algorithm reduces the raw data noise, allan FOG output error variance analysis, Optimization class contains several simple sample programs.