Expert Contributors Articles

Max Reynolds

Updated on July 11, 2025

The expectation-maximization (EM) algorithm is used to estimate model parameters when some data is missing or hidden. It iteratively assigns probabilities to hidden variables and updates parameters to maximize the likelihood of the observed data.

Artturi Jalli

Updated on July 11, 2025

Elasticsearch is a distributed NoSQL search engine built on top of Apache Lucene. It's useful for applications that require full-text, real-time searches or for analytics. Here, our expert introduces you to its use in Python.

Akshay Kumar

Updated on July 11, 2025

Iterative development refines software through repeated cycles, incorporating feedback to improve functionality over time. Incremental development builds software in stages, with each increment adding new features to the existing product.

Brennan Nevada Johnson

Updated on July 11, 2025

As AI-powered search proliferates, startups need to prioritize earned media opportunities to thrive. Our expert explains how to develop a plan.

Mór Kapronczay

Updated on July 10, 2025

Mean squared error (MSE) and mean squared logarithmic error (MSLE) are loss functions used to evaluate regression model prediction accuracy. MSE prioritizes minimizing large absolute errors, and MSLE reduces outlier impact through logarithmic scaling.

Brennan Nevada Johnson

Updated on July 10, 2025

Quit telling yourself that promoting means you’re bragging or begging.

Sara A. Metwalli

Updated on July 10, 2025

Application lifecycle management provides a structure to software development with five distinct stages. Our expert introduces you to ALM, how it works and its key benefits.

Adam Thomas

Updated on July 10, 2025

SaaS (Software-as-a-Service) is a software delivery method that provides the value of a particular software through the internet instead of installing the software on their device.

Victor Horlenko

Updated on July 10, 2025

AI is revolutionizing database management systems. Our expert explains the benefits, tools and use cases of AI in enhancing data efficiency, performance and security for modern enterprises.

Sara A. Metwalli

Updated on July 09, 2025

Structured thinking is an approach to problem solving that organizes complex issues into clear, actionable parts. It helps professionals tackle ambiguity by applying consistent frameworks to guide analysis and decision-making.