当随机化不可行时,匹配方法可以是一个强大的工具。
The leather industry must evolve or risk becoming obsolete.
The future belongs to those who dare to dream and have the courage to pursue those dreams.
我们奔跑,世界才能飞跃。
I don't care what you think, I'm doing this for me.
The PAC learning framework provides a formal way to quantify the learnability of a concept class.