粒子图像分割及匹配均为自行编制的子例程，语音信号的采集与处理，数字信号处理课设，独立成分分析算法降低原始数据噪声。- Particle image segmentation and matching subroutines themselves are prepared, Acquisition and Processing of the speech signal, digital signal processing class-based, Independent component analysis algorithm reduces the raw data noise.