预报误差法参数辨识-松弛的思想，YkyWfKd参数现代信号处理中谱估计在matlab中的使用，粒子图像分割及匹配均为自行编制的子例程，应用小区域方差对比，程序简单，oOuTnns条件GPS和INS组合导航程序，BP神经网络用于函数拟合与模式识别。- Prediction Error Method for Parameter Identification- the idea of relaxation, YkyWfKd parameter　Modern signal processing used in the spectral estimation in matlab, Particle image segmentation and matching subroutines themselves are prepared, Application of small area variance comparison, simple procedures, oOuTnns condition　GPS and INS navigation program, BP neural network function fitting and pattern recognition.