Expert Contributors Articles

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Peter Grant Peter Grant
Updated on March 06, 2023

What Is a Monte Carlo Simulation?

Monte Carlo simulations are a tool we use to predict the probability of various outcomes in a process that’s difficult to assess due to random variables. Here’s how to perform one yourself.

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Sergen Cansiz Sergen Cansiz
Updated on March 06, 2023

Mahalanobis Distance and Multivariate Outlier Detection in R

Mahalanobis Distance is an effective distance metric that finds the distance between a point and a distribution. It’s very effective on multivariate data.

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Eric Kleppen Eric Kleppen
Updated on March 03, 2023

What Is Sentiment Analysis?

We use sentiment analysis to gain insights into a target audience’s feelings about a particular topic. Here are the basics of sentiment analysis types and techniques.

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Akshay Kumar Akshay Kumar
Updated on March 02, 2023

How to Implement Binary Search in Python

Binary search is a method for searching a sorted list of data to find an item. Here’s how to implement it in Python.

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Lukas Oppermann Lukas Oppermann
Updated on March 02, 2023

Creating an NPM-Only Build Step for JavaScript — the Easy Way

When writing front-end code, don’t overlook the capabilities your Node.js package manager already has.

Adrienne Kline Adrienne Kline
Updated on March 02, 2023

Parametric vs. Non-Parametric Tests and When to Use Them

A parametric test makes assumptions while a non-parametric test does not assume anything.

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Nicolai Berg Andersen Nicolai Berg Andersen
Updated on March 01, 2023

What Is JSON?

We use JSON to both store and transfer data. Here’s what you need to know to try JSON out for yourself.

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Sara A. Metwalli Sara A. Metwalli
Updated on March 01, 2023

What Is a Graphical User Interface (GUI)?

A graphical user interface is made up of the icons and buttons users interact with to perform different tasks on any electronic device. Here’s how they work.

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Abdishakur Hassan Abdishakur Hassan
Updated on March 01, 2023

What Is a Command-Line Interface?

A command-line interface (CLI) allows you to navigate, run programs or configure your computer system by entering text commands. Here’s what makes a CLI distinct from a GUI.

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Paras Varshney Paras Varshney
Updated on February 28, 2023

Q-Q Plots Explained

Q-Q plots allow data scientists and other statisticians to graphically compare two probability distributions to determine normal distribution. Our expert explains how they work here.

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