With ICA to realize the blind separation from mixing vibration targets,An identification method based on GMM is proposed through extracting LPC characteristic.

• 建立已知振动目标的GMM,然后实现混叠振动目标自适应盲源分离,提取了振动目标的线性预测系数作为目标识别的参数,产生了训练和识别所用的特征向量。