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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 ...
Internet research is the practice of using data from the Internet, especially free information on the World Wide Web and Internet-based resources (like online forums and social media), in research. Internet research has had a profound impact on the way ideas are formed and knowledge is created.
They are also referred to as Internet research, [1] Internet science [2] or iScience, or Web-based methods. [3] Many of these online research methods are related to existing research methodologies but re-invent and re-imagine them in the light of new technologies and conditions associated with the internet. The field is relatively new and evolving.
Indexing and classification methods to assist with information retrieval have a long history dating back to the earliest libraries and collections however systematic evaluation of their effectiveness began in earnest in the 1950s with the rapid expansion in research production across military, government and education and the introduction of computerised catalogues.
We offer Search History as a feature on AOL Search providing you relevant search experience, such as saved searches and targeted special offers based on your earlier searches. When Search History is enabled, personal information about the searches you perform on the AOL service and the actions you take with the results of those searches may be ...
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.
This example of the Pareto principle (or 80–20 rule) allows search engines to employ optimization techniques such as index or database partitioning, caching and pre-fetching. In addition, studies have been conducted into linguistically-oriented attributes that can recognize if a web query is navigational, informational or transactional.
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 ]