9) Abstraction Deviation for for Fraud Prevention using Account Financial Transactions.

This Blog entry is from the Getting Started in Jube section in Learn Jube.

An Abstraction Deviation compares an Abstraction Rule value calculated for a transaction in process with what typically is observed against previous Abstraction Rules stored in the cache.

The page is available by navigating through the menu as Entity Models > Abstraction and Fitting >>> Abstraction Deviation:

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Clicking on the Example Fraud Prevention model in the tree towards the left hand side starts the process of adding an Abstraction Deviation:

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The parameters available to the Abstraction Deviation page as detailed in the following table:

Name

Description

This Example

Abstraction Deviation Type

The type of Abstraction Deviation to be calculated as documented in the Abstraction Deviation Rule Aggregation and Comparison section of this documentation.

Z Score

Abstraction

The Abstraction Rule name to to compare across historic values and the current value.

Velocity

Complete the page with the parameters that are set forth in the table above:

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Clicking the Add button to create a version of the Abstraction Deviation:

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Posting an Account Financial Transaction to the model:

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It can be observed that a new element block called Deviation has been created which is comparing the current Abstraction with that of the history of that Abstraction.