结合PCA的尺度不变特征变换(SIFT)算法，实现了对10个数字音的识别程序滤波求和方式实现宽带波束形成，pwm整流器的建模仿真，关于小波的matlab复合分析，LCMV优化设计阵列处理信号，大学数值分析算法。- Combined with PCA scale invariant feature transform (SIFT) algorithm, Realization of 10 digital audio recognition program Filtering summation way broadband beamforming, Modeling and simulation pwm rectifier Matlab wavelet analysis on complex, LCMV optimization design array signal processing, University of numerical analysis algorithms.