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— Since its emergence, smart grid has been given increasingly widespread attentions. Basically, smart grid combines a various modern technologies like network communication, information processing and distributed control to provide a more secure, reliable and intelligent grid, thus meeting the requirements of future social and economic development. As a new(More)
Currently collaborative filtering i has been widespread used to solve the problem of information overload. However there still remain two major limitations, data sparsity and scalability. In this paper, we explore a new collaborative filtering algorithm to. solve the problem of data scalability and improve the predication accuracy. It uses a binary tree to(More)