信号举例 (3) 脑电波 Represent the electrical activity caused by the random firings of billions of neurons in the brain wwn2c2m-mlpowjifrniw-luif 2017/10/11 数字信号处理信号举例 （3） 脑电波 - R t th l t i l ti it d b Represent the electrical activity caused by the random firings of billions of neurons in the brain 2017/10/11 数字信号处理 8