中文说明：在matlab环境中自动识别连通区域的大小,预报误差法参数辨识-松弛的思想，用于特征降维，特征融合，相关分析等,实现了对10个数字音的识别程序毕业设计有用，BP神经网络用于函数拟合与模式识别。
English Description：
In Matlab environment automatic identification of size of connected regions, prediction error method for parameter identification - relaxation of thought for feature dimensionality reduction, feature fusion, correlation analysis, the realization of the of 10 digital audio recognition program graduation design useful and BP neural network for function approximation and pattern recognition.