机器学习是什么

机器学习是什么？众说纷纭，各抒己见。

让我们看一些机器学习是什么？的经典见解。

见解一：Arthur Samuel 先生定义机器学习

“the field of study that gives computers the ability to learn without being explicitly programmed.”

Playing checkers on the 701

见解二：Tom Mitchell 先生定义机器学习

“A computer program is said to learn from experience E with respect to some class of tasks T and performance measure P, if its performance at tasks in T, as measured by P, improves with experience E.”

what is machine learning?

例如：机器下棋

E = the experience of playing many games of checkers

T = the task of playing checkers.

P = the probability that the program will win the next game.