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Online search is the process of interactively searching for and retrieving requested information via a computer from databases that are online. [1] Interactive searches became possible in the 1980s with the advent of faster databases and smart terminals. [ 1 ]
The first internet search engines predate the debut of the Web in December 1990: WHOIS user search dates back to 1982, [8] and the Knowbot Information Service multi-network user search was first implemented in 1989. [9] The first well documented search engine that searched content files, namely FTP files, was Archie, which debuted on 10 ...
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Contextual search is a form of optimizing web-based search results based on context provided by the user and the computer being used to enter the query. [1] Contextual search services differ from current search engines based on traditional information retrieval that return lists of documents based on their relevance to the query.
A concept search (or conceptual search) is an automated information retrieval method that is used to search electronically stored unstructured text (for example, digital archives, email, scientific literature, etc.) for information that is conceptually similar to the information provided in a search query.
The information need can be specified in the form of a search query. In the case of document retrieval, queries can be based on full-text or other content-based indexing. Information retrieval is the science [ 1 ] of searching for information in a document, searching for documents themselves, and also searching for the metadata that describes ...
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Examples of metasearch engines include Skyscanner and Kayak.com, which aggregate search results of online travel agencies and provider websites. SearXNG is a generic free and open-source search software which aggregates results from internet search engines and other sources like Wikipedia and is offered for free by more than 70 SearxNG providers.