Evaluating Prediction Accuracy, Developmental Challenges, and Issues of Recommender Systems

2. Literature Review

The advancement of web made people to comprehend that finding or even distinguishing the items among the huge number of item isn't a simple errand. In this way, different techniques are started to assist the human in finding the item that they are searching for. This scenario leads to the development of syntactic search engine. This search engine filtered user needed webpage from numerous webpages. This strategy for seeking requested webpage yielded numerous numbers of website pages in which some are applicable and some unessential to the user query. Following this strategy tapestry the first framework with the substance of recommender strategy is invented by Xerox Palo Alto Research Centre in the year 1992 (Goldberg, Nichols, Oki, & Terry, 1992). In this system, the contents of the mail and its metadata information about author and notations are stored. Tapestry was able to query the textual information, metadata and even notation queries and this methodology of filtering information later known as pull-active collaborative filtering (Konstan & Riedl, 2003).