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    • A Mood Analysis on Youtube Comments and a Method for Improved Social Spam Detection 

      Ezpeleta Gallastegi, Enaitz; Iturbe Urretxa, Mikel; Garitano Garitano, Iñaki; Velez de Mendizabal Gonzalez, Iñaki; Zurutuza Ortega, Urko (Springer, 2018)
      In the same manner that Online Social Networks (OSN) usage increases, non-legitimate campaigns over these types of web services are growing. This is the reason why signi cant number of users are affected by social spam ...
    • SDRS: A new lossless dimensionality reduction for text corpora 

      Velez de Mendizabal Gonzalez, Iñaki; Ezpeleta Gallastegi, Enaitz; Zurutuza Ortega, Urko (Elsevier Ltd., 2020)
      In recent years, most content-based spam filters have been implemented using Machine Learning (ML) approaches by means of token-based representations of textual contents. After introducing multiple performance enhancements, ...