Manipulation Robustness of Collaborative Filtering

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Benjamin Van Roy; Xiang Yan;
  • Journal: Management Science, volume 56, issue 11 November, pages 1,911-1,929
  • Related identifiers: doi: 10.1287/mnsc.1100.1232
  • Subject: enabling technologies (includes artificial intelligence, machine learning, and data mining technologies), probability, stochastic model applications, statistics, nonparametric

A collaborative filtering system recommends to users products that similar users like. Collaborative filtering systems influence purchase decisions and hence have become targets of manipulation by unscrupulous vendors. We demonstrate that nearest neighbors algorithms, w... View more
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