// AI Glossary A–Z

Every AI term, defined.

A living dictionary of 109 AI concepts — from foundational terms to cutting-edge techniques. Search or browse alphabetically.

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CONCEPT
Data Mining
Data mining is the process of automatically discovering patterns, correlations, and insights in large datasets…
CONCEPT
Dataset
A dataset is a structured collection of data used to train, validate, or test a…
CONCEPT
Decision Tree
A decision tree is a machine learning model that predicts by asking a series of…
CONCEPT
Deep Learning
Deep learning is machine learning using neural networks with many layers — “deep” refers to…
CONCEPT
Deepfake
A deepfake is AI-generated video, audio, or image content where a real person appears to…
CONCEPT
Diffusion Model
A diffusion model is a generative AI that creates images by learning to reverse a…
CONCEPT
Dimensionality Reduction
Dimensionality reduction is the process of reducing the number of features in a dataset while…
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