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Artificial Intelligence

Information Retrieval

Also known as: IR, retrieval systems & search retrieval

Plain English

Finding the right information from a large set of .

Definition

Information retrieval is the of finding relevant information from large based on a query or input.

In practice

Used in engines and AI to match user queries with the most relevant content.

In context

It is the half of an AI that determines whether the answer is any good, and the half that gets the least attention next to the choice.

The reality

Relevance is everything. Retrieval succeed or fail based on how well they match .

Compared with

Information Retrieval vs Search

usually means the user-facing : a box, a query, a results page. Information retrieval is the underlying discipline of finding relevant material, and increasingly runs where no user sees a result list at all.

FAQ

Common questions

A few practical answers to the questions that usually come up around this term.

What is information retrieval?

It is the of finding relevant information based on a query.

Where is information retrieval used?

In engines and AI .

Why is information retrieval important?

It determines how relevant results are.

What affects information retrieval?

, structure, and .

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Previous feedback

I had a fantastic experience working with Andy. One of his most impressive achievements during our time at NHS HEE was masterminding a deeply complex information architecture for a new platform that brought together a large number of legacy websites.

Will Parkhouse

Senior Content Designer