audit fraud detection enterprise risk management risk management statistical data modeling covariance matching algorithms time-series analysis peer group outliers data preprocessing financial fraud detection methodologies data analysis hernan huwyler data cleansing analytic techniques statistics fraud prevention quality data operation risk gestión de riesgos; identificación de riesgos; e cultura; gestión de riesgos transparency international foreign corrupt practices act program mapping variables services risk treasury testing corruption bribery fcpa fraud sod sox review internal audit duties transactions conflicts incompatibilities segregation sap
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