What Is Machine Learning? Origins and How It Works

Machine learning is a form of artificial intelligence that allows computers to learn by providing them with lots of examples. Once this phase ends, the program can answer questions about data it has never seen before. In the past, "machine learning" was the domain of specialized research groups, but now it has risen greatly in popularity as shown by this Google Trends chart on searches over the last five years. Employers are looking to hire data scientists. Forbes reports that the demand for data scientists and advanced analysts will increase 28% by the year 2020.