Formulating Problem as ML Problem

Question 1

In machine learning, what are “Types of Objects” referred to as?

Answer 1

Classes

Question 2

A collection of vectors, each with its associated label indicating which class it belongs to is a _________.

Answer 2

Labeled Dataset

Question 3

Traditional programming: you have to tell the computer explicitly how to transform an input to the desired output. What is the machine learning approach?

Answer 3

Giving the computer the ability to learn without being explicitly programmed.

Question 4

What does Scikit-Learn do?

Answer 4

Offers convenient functionality for loading in data-sets

Question 5

What is typically the name of the matrix containing features of the data?

Answer 5

X (capitalized)

Question 6

What is typically the name of the matrix containing labels of the data?

Answer 6

y (lowercase)

Question 7

What is a Classification Problem?

Answer 7

Taking features and deriving a discrete label

Question 8

What is a Regression Problem?

Answer 8

Taking features and deriving a specific numerical answer on a continuous label

Question 9

In a feature matrix, what do columns represent?

Answer 9

Features

Question 10

In a feature matrix, what do rows represent?

Answer 10

Examples