Document retrieval

<p>Document retrieval is defined as the matching of some stated user query against a set of <a href="/facts/Free-text/X0qrIEJj">free-text</a> records. These records could be any type of mainly <a href="/facts/Natural_language/B4gLS7Kd">unstructured text</a>, such as <a href="/facts/Newspaper_article/H8NL89uA">newspaper articles</a>, real estate records or paragraphs in a manual. User queries can range from multi-sentence full descriptions of an information need to a few words.
</p><p>Document retrieval is sometimes referred to as, or as a branch of, text retrieval. Text retrieval is a branch of <a href="/facts/Information_retrieval/MFSmpeNw">information retrieval</a> where the information is stored primarily in the form of <a href="/facts/Natural_language/B4gLS7Kd">text</a>. Text databases became decentralized thanks to the <a href="/facts/Personal_computer/koaYfNce">personal computer</a>. Text retrieval is a critical area of study today, since it is the fundamental basis of all <a href="/facts/Internet/Xw1rVvJU">internet</a> <a href="/facts/Search_engine/SRntsbz2">search engines</a>.
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Document retrieval open-in-new

Document retrieval