The PAC learning framework provides a formal way to quantify the learnability of a concept class.
PAC学习框架提供了一种形式化的方法来量化概念类的可学习性。
我不在乎你是否被冒犯，我不在乎。
教育不是为了生活的准备，教育就是生活本身。
抓住人们做对的事情。
"The challenge of cinematography is to find beauty in the mundane and to tell a story that resonates with the audience."
Stop acting as if life is a rehearsal. Live this day as if it were your last. The past is over and gone. The future is not guaranteed.