Note for Coursera "Machine learning" 1 (1) | What are machine learning?

What are machine learning?

The definitions of machine learning is offered. Arthur Samuel described it as: "The field of study that gives computers the ability to learn without being explicitly prog Rammed. " This was an older, informal definition.

Tom Mitchell provides a more modern definition: 'a computer program was said to learn from experience E with R Espect to some class of tasks T and performance measure P, if it performance at tasks in T, as measured By P, improves with experience E."

Example:playing Checkers.

E = The experience of playing many games of checkers

T = The task of playing checkers.

P = The probability that the program would win the next game.

In general, learning problem can is assigned to one of the broad classifications:

Supervised learning and unsupervised learning.

Note for Coursera "Machine learning" 1 (1) | What are machine learning?