Sökning: "Timothy Holmsten"

Hittade 1 uppsats innehållade orden Timothy Holmsten.

  1. 1. Fraud Detection on Unlabeled Data with Unsupervised Machine Learning

    M1-uppsats, KTH/Hälsoinformatik och logistik

    Författare :Martin Renström; Timothy Holmsten; [2018]
    Nyckelord :Anomaly detection; fraud detection; unsupervised machine learning; autoencoder; Anomali detektering; bedrägeri detektering; oövervakad maskininlärning; autoencoder;

    Sammanfattning : A common problem in systems handling user interaction was the risk for fraudulent behaviour. As an example, in a system with credit card transactions it could have been a person using a another user's account for purchases, or in a system with advertisment it could be bots clicking on ads. LÄS MER