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Distinct Count Of

  • Published on Jun 7, 2024
  • 1 minute(s) read
  • CG
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Count the number of unique values (combinations for multiple subjects) for set of one or more attributes.

For example:

  • The number of Device Signatures associated with an Account.
  • The number of Mouse or Touch Signatures associated with a Device Signature.
  • The Number of unique accounts that this IP attempted to log in to in the last 10 minutes
  • The Number of time zones this account has been seen in

Configuration

  • Feature Name
    The "dictionary" name under which the feature value will be stored.

  • Attributes - selects which attribute(s) to measure the unique value/combination(s) of

    • Only Identifier and Subject attributes can be used.

  • For Events > With The Same

    • Only Identifier and Subject attributes can be used.
Note
  • At least one of the selected attributes must be an Identifier.
Optional Configuration
  • Default Value
    A value that can be assigned to the feature if the attributes to calculate the features are not present.
  • Scope
    Can be used to extend the event search from the local node, to all nodes within the same organization all the way to all across customers (global).
  • For Events
    Provides a way of filtering past events based on their type.
  • Condition
    A Query-Language filter that can be used to refine Features for specific use cases.
  • Time Window
    Can be used to limit the Feature calculation to a specific time period/window. e.g 1 week.
  • Starting ...
    Can be used to remove recent events from Feature calculation.

Use Case 1

Calculate the number of Device Signatures that have logged into an Account within a 3 month period.

Implementing In The Feature Editor

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  - name: device_sig_for_account_3mth
    default_value: 0
    time_window: all
    starting: immediately
    find_the:
      distinct_count_of:
        attributes:
          - device_signature['VER_1'].identifier
        for_events:
          event_type:
            - account_login_success
          include_current_event: false
          with_the_same:
            - identity['ACCOUNT'].customer_token.customer_token
    with_scope: same_node_instance