CoSemiGNN: Blockchain fraud detection with dynamic graph neural networks based on co-association of semi-supervised
Yulong Wang, Qingxiao Zheng, Xuedong Li, Lingfeng Wang, Ling Lin
Topics & Concepts
Computer scienceDatabase transactionBlockchainTransaction dataDistributed transactionGraphArtificial neural networkTransaction processingData miningArtificial intelligenceFeature (linguistics)Field (mathematics)Machine learningOnline transaction processingDistributed computingFeature extractionDeep learningComputer securityAnomaly detectionTransaction processing systemDynamic network analysisNetwork securityComplex networkGraph theoryFocus (optics)Imbalanced Data Classification TechniquesBlockchain Technology Applications and SecuritySpam and Phishing Detection