Machine Learning Explained

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A collection of 3 posts

What is precision vs recall, and why should I care?

What do these tasks all have in common? Looking at an X-ray and deciding whether someone’s leg is brokenScreening a CV for suitability for a job postIdentifying faces of terrorists in a crowdThey are all examples of classification tasks, where we need to make a binary yes/no decision.

Data Science

What is Machine Learning?

Machine learning algorithms are faced with the same challenge you had as a pupil at school. There’s going to be an exam. The higher you score the better, and you'll be given some exams from the past with answer sheets to study from.

Data Science

What is Overfitting?

Overfitting is a common problem in Machine Learning. But what does it actually mean? And why is it an important problem for Data Scientists to overcome?