The best free AI courses and certificates for upskilling in 2026 - and I've tried them all

I've worked with AI for decades and have a master's degree in education. Here are the top free AI courses online that I recommend - and why.
IEEE

Precise Recognition and Feature Depth Analysis of Tennis Training Actions Based on Multimodal Data Integration and Key Action Classification

Abstract: To address the issues of accuracy and generalization in action recognition within complex tennis training scenarios, this study proposes an Adaptive Semantic-Enhanced Convolutional Neural ...
Computer Weekly

Dutch researcher’s AI breakthrough tackles the structured data paradox

The project for which Hulsebos received the grant is called DataLibra, which runs from 2024 to 2029. Over those five years, ...
IEEE

Structure-Aware Radar-Camera Depth Estimation

Abstract: Radar has gained much attention in autonomous driving due to its accessibility and robustness. However, its standalone application for depth perception is constrained by issues of sparsity ...
UC San Diego Today

Compressed Data Technique Enables Pangenomics at Scale

Engineers at the University of California have developed a new data structure and compression technique that enables the field of pangenomics to handle unprecedented scales of genetic information. The ...
GitHub

A lightweight and efficient library for enhancing noisy or incomplete depth data from sensors like RGB-D cameras, enabling reliable perception for robotics applications.

During the development of a reactive collision avoidance framework for agile navigation, we encountered significant challenges with raw depth data from RGB-D sensors. This data was often noisy, ...