A novel approach for fraudulent reviewer detection based on weighted topic modelling and nearest neighbors with asymmetric Kullback–Leibler divergence
Wen Zhang, Rui Xie, Qiang Wang, Ye Yang, Jian Li
Topics & Concepts
Divergence (linguistics)Latent Dirichlet allocationKullback–Leibler divergenceComputer scienceSimilarity (geometry)k-nearest neighbors algorithmTask (project management)Data miningMeasure (data warehouse)Topic modelArtificial intelligenceImage (mathematics)ManagementPhilosophyEconomicsLinguisticsSpam and Phishing DetectionSentiment Analysis and Opinion MiningImbalanced Data Classification Techniques