魏瑶-AI赋能eBay支付风控：从用户行为到交易安全的全面智能化.pdf

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1、演讲人：魏瑶(Wendy Wei)01020304eBay Payment Risk OverviewAI Applications in Risk ManagementChallenges and Solutions in Utilizing LLMSummary&Futures01Pre-TransactionTransactionPost-Transaction02TextImageMultimodalURLUnlabeled DataLabeled DataHumanAnnotatorHigh ConfidenceLowConfidenceManualLabelDomainFinetu

2、ned LLMModel IterationAbnormal Alert rulemodelvariableGraphVector DBHistorical casesLLMSummarizemetric03Challenges and Solutions in Utilizing LLMRequest DataResponse Data04Summary&FuturesEnhanced Explainability and Transparency:Further develop tools and models to make AI risk control decision proces

3、ses more transparent and interpretable,helping users and regulatory bodies understand AIs judgment criteria.Reinforcement Learning and Adaptive Systems:Utilize reinforcement learning technology to enable risk control systems to self-optimize and adapt to new threat patterns,maintaining continuous effectiveness.