What is information retrieval (IR)?

What is information retrieval?

Information retrieval is the science of searching for information in a document, searching for documents themselves, and also searching for the metadata that describes data, and for databases of texts, images or sounds.

What is information retrieval and also define IR model?

Definition. A model of information retrieval (IR) selects and ranks the relevant documents with respect to a user's query.

What is information retrieval in computer?

Information retrieval (IR) is the field of computer science that deals with the processing of documents containing free text, so that they can be rapidly retrieved based on keywords specified in a user's query.

What is information retrieval in artificial intelligence?

Information retrieval is concerned with search processes in which a user needs to identify a subset of information which is relevant for his information need within a large amount of knowledge. The information seeker formulates a query trying to describe his information need.