胎儿心电信号提取，用贝叶斯方法，和神经网络接近。很详细！-FECG Extraction Using Bayesian Inference and Neural Networks Approximation

基于神经网络的图像识别的matlab源码，包含有噪声和无噪声两种模式-Image recognition based on neural network matlab source, including noise and noise-free modes