The Glossary An area of computer science that emphasizes the creation of intelligent machines that work and react like humans. A set of rules to be followed while problem-solving or data processing in a specific order. A technology that overlays digital information onto the real world, enhancing user interaction with their environment. The measurement and statistical analysis of a person's physical and behavioural characteristics, often used for identification and access control. A decentralized and distributed digital ledger system, popularly used for the secure transaction, agreement, or contract validation. The process of discovering patterns in large data sets through the use of algorithms and machine learning. A secure, privacy-safe environment where advertisers and marketers can analyze and measure data without directly accessing it. A subset of AI involving artificial neural networks with several levels of nodes, mimicking the human brain, to solve complex problems. In the context of sports, it refers to the illegal use of substances to improve athletic performance. In electronics, it's the process of adding impurities for modifying material's properties. Competitive, organized video gaming allowing multiplayer competitions often between professional players. Data that a business collects directly and ethically from its own sources such as websites, apps, CRM systems, surveys, and physical stores.