What is human-in-the-loop? Human-in-the-loop (HITL) is an AI approach that integrates human feedback into automated systems to improve accuracy, oversight, and decision-making. Humans review, validate, or correct AI outputs, especially in complex or high-risk scenarios, helping reduce errors, mitigate bias, and continuously refine model performance. HITL is commonly used alongside intelligent virtual assistant software and other AI-driven tools across industries like healthcare, finance, content moderation, and customer support to ensure reliable and accountable outcomes.

What is sentiment analysis? Sentiment analysis, also called opinion mining, is an AI technique that identifies and classifies text as positive, negative, or neutral based on expressed opinions or emotions. It uses natural language processing (NLP),  natural language understanding (NLU), and machine learning to analyze tone, intent, and subjective meaning in written content.

What is performance benchmarking? Performance benchmarking is the process of measuring and comparing an organization’s products, services, processes, or operational metrics against competitors or established industry standards to identify performance gaps and improvement opportunities. It enables businesses to evaluate key performance indicators (KPIs), efficiency, quality, and customer outcomes to drive data-informed decision-making and continuous improvement.

What is metalanguage? Metalanguage is a language used to describe, analyze, or define another language. It provides the terms and rules, such as syntax and semantics, needed to explain how that language works. In computer science, metalanguage defines the grammar and logic of programming languages, compilers, and formal systems.

What is physical capital? Physical capital is the stock of tangible, man-made assets used to produce goods and services. It includes equipment, machinery, buildings, tools, and inventory that support business operations. In economics, physical capital is one of the three main factors of production, alongside land and labor. 

What is a file type? A file type is the classification of a digital file that determines how its data is structured, stored, and opened by software applications. It is typically identified by a file extension (such as .pdf, .docx, or .jpg), which signals the file format and the program required to access or edit it.

What is social computing? Social computing is the use of digital platforms and computational systems to enable social interaction, collaboration, and user-generated content online. It examines how human behavior intersects with technology to create connected communities, shared knowledge, and interactive communication across the internet.

Can you remember the last time you ate at a restaurant without seeking out reviews or asking for a friend’s recommendation?

What is the social web? The social web encompasses web structures, services, and interfaces that support and foster social interaction among people. The social web comprises social networking websites, forums, e-commerce portals, and instant messaging applications. 

What is a desktop database? A desktop database stores and manages data on a computer. Unlike giant data centers or warehouses, desktop databases are simple and stay away from fancy hardware or networking tricks.