
foreword
For the past two decades, search has been at the heart of nearly every aspect of our technical existence as humans. Need to find a fact? Do a search. Want to try a new restaurant? Do a search. Need directions to that trailhead in the mountains for your weekend hike? Do a search. Yet, for many engineers, the underpinnings of how search works or goes beyond simple keyword matching to truly unlock what users need out of an information system is a mystery, left untaught in almost all computer science courses and bootcamps. Given this relative lack of instruction and the new golden age of AI, there is no better time for AI-Powered Search to make its mark on the world by teaching all of the core principles required for readers to unlock AI in any application.
At the heart of all search systems is the goal of doing just that: unlocking information to help users make better decisions that help them understand and navigate their world. This unlocking primarily takes place in four ways: