Data Science Articles

Ines Lee

Updated on May 22, 2025

Regression to the mean is a statistical phenomenon where rare or extreme events are likely to be followed by more typical ones. Over time, outcomes regress to the average or mean.

Vegard Flovik

Updated on May 22, 2025

Graph theory is the study of graph data structures, which model object relationships using vertices connected by edges. It is a helpful tool to quantify and simplify complex systems.

Esmaeil Alizadeh

Updated on May 22, 2025

Dynamic time warping (DTW) is a technique used to compare two temporal sequences that don’t perfectly sync. Here’s how it works, how to implement it and its key benefits.

Gokul S. Kumar

Updated on May 22, 2025

A neural network is a series of algorithms that identifies patterns and relationships in data, similar to the way the brain operates. Here's how they work.

Abdishakur Hassan

Updated on May 22, 2025

Use inline if/else statements, functions in lists and boolean values to make if/elif/else statements in Python more Pythonic. Here's how to do it.

Dhilip Subramanian

Updated on May 22, 2025

Structured Query Language (SQL) is an essential programming language for performing data exploration and analysis in relational databases. Here’s a list of common SQL interview questions that aspiring data professionals need to prepare for.

Erdem İŞBİLEN

Updated on May 22, 2025

The law of large numbers states that increasing the number of trials leads the average of the results to approach an expected value more closely. Here’s how the law works, why it matters, its types and examples of how it’s used.

Abdishakur Hassan

Updated on May 22, 2025

Extrapolation is a statistical technique that uses existing data to predict future or unknown values that fall outside the range of the existing data. Here are common extrapolation methods, how extrapolation works and its pros and cons.

Abdishakur Hassan

Updated on May 22, 2025

SQLite is a relational database management system that is embedded into servers and applications, making it easy to set up and efficient. Here’s how it works, its benefits and possible alternatives to SQLite.

Artem Oppermann

Updated on May 22, 2025

Supervisory Control and Data Acquisition (SCADA) is a system of hardware and software that lets teams monitor and control industrial processes and equipment. Here’s a deep dive into its architecture, components, examples and benefits.