منابع مشابه
QoS-based Web Service Recommendation using Popular-dependent Collaborative Filtering
Since, most of the organizations present their services electronically, the number of functionally-equivalent web services is increasing as well as the number of users that employ those web services. Consequently, plenty of information is generated by the users and the web services that lead to the users be in trouble in finding their appropriate web services. Therefore, it is required to provi...
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k-nearest neighbour (kNN) collaborative filtering (CF), the widely successful algorithm supporting recommender systems, attempts to relieve the problem of information overload by generating predicted ratings for items users have not expressed their opinions about; to do so, each predicted rating is computed based on ratings given by like-minded individuals. Like-mindedness, or similarity-based ...
متن کاملSemantics Based Collaborative Filtering
Collaborative filtering is one of the most successful and popular methodologies in recommendation systems. However, the traditional collaborative filtering has some limitations such as the item sparsity and cold start problem. In this paper, we propose a new methodology for solving the item sparsity problem by mapping users and items to a domain ontology. Our method uses a semantic match with t...
متن کاملSocial-based Collaborative Filtering
Recommendation: A suggestion or proposal to a user for an item, e.g., book, movie, video, news article, that is potentially interesting for the user. Recommender system: A system or engine that produces recommendations by predicting the preferences of users for certain items. Ratings matrix: Assume a set of users U and a set of items I in the recommender system. A user u 2 U might provide her p...
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Collaborative filtering is regarded as one of the most promising recommendation algorithms. Traditional approaches for collaborative filtering do not take concept drift into account. For example, user purchase interests may be volatile. A new mother may be interested in baby toys, although previously she had no interest in these. A man may like romantic films while he preferred action movies on...
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ژورنال
عنوان ژورنال: ???????? ???????????? ????????????. ????? ?????
سال: 2022
ISSN: ['1818-9601', '2541-8998']
DOI: https://doi.org/10.18500/1816-9791-2022-22-1-103-111