Matrix factorization(MF) has been proved to be a very effective technique for collaborative filtering(CF),and hence has been widely adopted in today's recommender systems.Yet due to its lack of consideration of th...Matrix factorization(MF) has been proved to be a very effective technique for collaborative filtering(CF),and hence has been widely adopted in today's recommender systems.Yet due to its lack of consideration of the users' and items' local structures,the recommendation accuracy is not fully satisfied.By taking the trusts among users' and between items' effect on rating information into consideration,trust-aware recommendation systems(TARS) made a relatively good performance.In this paper,a method of incorporating trust into MF was proposed by building user-based and item-based implicit trust network under different contexts and implementing two implicit trust-based context-aware MF(ITMF)models.Experimental results proved the effectiveness of the methods.展开更多
According to cognitive linguistics, human language is a process of cognition. Because of the different culture in Eastern and Western, the translation form must adapt to the cultural contexts. This article mainly deal...According to cognitive linguistics, human language is a process of cognition. Because of the different culture in Eastern and Western, the translation form must adapt to the cultural contexts. This article mainly deals with the differences in intercultural,and discusses the relationship between cultural contexts and language translation.展开更多
文摘Matrix factorization(MF) has been proved to be a very effective technique for collaborative filtering(CF),and hence has been widely adopted in today's recommender systems.Yet due to its lack of consideration of the users' and items' local structures,the recommendation accuracy is not fully satisfied.By taking the trusts among users' and between items' effect on rating information into consideration,trust-aware recommendation systems(TARS) made a relatively good performance.In this paper,a method of incorporating trust into MF was proposed by building user-based and item-based implicit trust network under different contexts and implementing two implicit trust-based context-aware MF(ITMF)models.Experimental results proved the effectiveness of the methods.
文摘According to cognitive linguistics, human language is a process of cognition. Because of the different culture in Eastern and Western, the translation form must adapt to the cultural contexts. This article mainly deals with the differences in intercultural,and discusses the relationship between cultural contexts and language translation.
