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In the text classification, The similarity between the text need to be calculated, but the existing classification methods only consider the similarity between feature words and categories and does not involve the semantic similarity between feature words. In this paper, a new classification model LDA (Latent Dirichlet Allocation) — KNN (K-Nearest Neighbor) is proposed. LDA is used to solve the problem...
The automatic text classification method aims to assign text files to one or more predefined categories according to the text information contained by all kinds of text format files. SVM is recognized as one of the most effective text classification methods for its high accuracy, but its black-box feature causes that the description of each category can not be given and explained. In this paper, a...
The electronic mail (e-mail) concept makes it possible to communicate with many people in an easy and cheap way. Though email brought us such huge convenience, it also caused us trouble of managing the large quantities of spam mails received everyday. Without appropriate counter-measures, the situation seems to be worsening and spare email will eventually undermine the usability of email. To efficiently...
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