上传者: 38507923
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上传时间: 2021-02-09 09:06:57
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文件大小: 197KB
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文件类型: PDF
Detecting the collaborative cheating in an online shopping system is an important but challenging issue. In this paper, we propose a novel approach to detect the collusive manipulation on ratings in Amazon, an online shopping system. Rather than focusing on rating values, we believe the online shopp