Tony Jolliffe BBC
激活函数的核心作用就是为神经网络引入非线性。
，更多细节参见Line官方版本下载
Data flows left to right. Each stage reads input, does its work, writes output. There's no pipe reader to acquire, no controller lock to manage. If a downstream stage is slow, upstream stages naturally slow down as well. Backpressure is implicit in the model, not a separate mechanism to learn (or ignore).
* 2. 排序：按位置从离终点近→远排序（降序），保证从最前面的车开始分析；
Managing Side Effects: A JavaScript Effect System in 30 Lines or Less