walk-forward validation
WFA
Walk-forward validation repeatedly trains or selects a strategy on earlier data and evaluates it on the next unseen time period.
AI Terminology
Search clear AI terminology definitions, acronyms, related concepts and the reviewed videos that explain them.
Showing 1121–1136 of 1136 terms
Clear filterswallet custody
Wallet custody is the responsibility and technical control for protecting the credentials or keys that can authorize transfers from a digital wallet.
watermark removal
Watermark removal transforms marked content to weaken or erase the signal a compatible detector expects while attempting to preserve useful meaning or appearance.
weak-to-strong alignment
Weak-to-strong alignment uses a less capable model or supervisor to help make a more capable AI system safer and more aligned with intended behavior.
weather forecasting model
A weather forecasting model estimates future atmospheric conditions from observations, physical relationships or learned patterns in historical data.
Web Model Context Protocol
Web Model Context Protocol is an experimental browser-level mechanism that lets a website expose selected, structured actions for an AI agent to invoke within the user's current browsing session.
web-browsing agent
An AI web-browsing agent uses browser tools to navigate websites, retrieve information or perform bounded web tasks.
WebM
WebM is an open media container designed for web delivery that can hold compatible video and audio codec streams.
webpage summarization
Webpage summarization uses an AI system to extract the main points from a webpage while reducing navigation, boilerplate, and repeated detail.
whole-body robot control
Whole-body robot control coordinates many joints and contact points together so a robot can balance, move and manipulate objects as one system.
win rate
Win rate is the percentage of completed trades or predictions classified as successful under a stated rule.
worker
An AI worker is an AI system deployed to perform sustained tasks or workflows that would otherwise require human or conventional software effort.
workflow routing
AI workflow routing sends completed or pending work to the appropriate agent, person or system based on state and responsibility.
workload-specific AI evaluation
Workload-specific AI evaluation measures models or routing policies using the tasks, inputs and tradeoffs of a real application.
write-ahead log
WALA write-ahead log records ordered changes durably before those changes are applied to the main materialized state.
writing
AI writing is the use of AI tools to research, organize, draft, revise or evaluate written content while a person remains responsible for the purpose, accuracy and final voice.