Navigation is the program that provides access and information using hypertext systems. Therefore, it has the ability to visualize information through hypertext, which is " is a technology that organizes an information base on different blocks of content, connected through a series of links which causes activation or selection information retrieval.
However in information retrieval, as mentioned by Van Rijsberjen "is related to the recovery of documents that are proven relevant to the information need expressed in a petition" From: http://www.mariapinto.es/e-coms / recu_infor.htm
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