PAC学习框架提供了一种正式的方法来分析学习算法的效率和有效性。
The most beautiful as well as the most ugly inclinations of man are not part of a fixed biologically given nature, but result from the social process which creates man.
I don't believe in good taste. I believe in being honest.
自由的土地上才能开出最美的花朵。
The moment you doubt whether you can fly, you cease forever to be able to do it.