Tau argus and supercross a practical example using the uk business register unit data
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Tau-Argus and SuperCROSS A practical example using the UK Business Register Unit data PowerPoint PPT Presentation


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Tau-Argus and SuperCROSS A practical example using the UK Business Register Unit data. Andrea Staggemeier Philip Lowthian Grant Lee. Agenda. Business Problem Tau Argus / SuperCROSS Detail of Solution Tau-Argus in Batch Mode SuperCROSS and Tau-Argus Integration

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Tau-Argus and SuperCROSS A practical example using the UK Business Register Unit data

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Tau argus and supercross a practical example using the uk business register unit data

Tau-Argus and SuperCROSSA practical example using the UK Business Register Unit data

Andrea Staggemeier

Philip Lowthian

Grant Lee


Agenda

Agenda

Business Problem

Tau Argus / SuperCROSS

Detail of Solution

Tau-Argus in Batch Mode

SuperCROSS and Tau-Argus Integration

Controlled Rounding Example

Business Benefits

Issues

Conclusion

Further Information


Business problem

Business Problem

  • Manual process

  • Time consuming

  • High risk of human error

  • Therefore higher risk of disclosure

  • Risk reduced by exhaustive manual checks


Tau argus

Tau-Argus

  • Software tool enabling Statistical Disclosure Control (SDC)

  • Interactive or Batch mode

  • Safety rules (threshold and dominance)

  • Controlled Rounding

  • Suppression

  • History of Tau-Argus

  • Currently used by BRU within ONS, and other data suppliers to Neighbourhood Statistics


Supercross

SuperCROSS

  • Part of SuperSTAR suite from Space-Time Research1 (Melbourne, Australia)

  • Desktop tabulation tool

  • Easy-to-use drag and drop interface

  • Used by BRU, Labour Force Survey, and Census within ONS

  • Used by many other statistical offices around the world.

  • 1www.spacetimeresearch.com


Solution

Solution


Tau argus in batch mode

Tau-Argus in Batch Mode

  • GUI or batch interface

  • Batch file contains parameters and pointers to data/metadata files


Integration with supercross

Integration with SuperCROSS

  • Users have familiar tabulation environment

  • Select desired rule from drop-down list (rules set up by in-house experts)

  • Rule applied to table, and results presented to user in SuperCROSS


Controlled rounding example

Controlled Rounding Example


Business benefits

Business Benefits

  • Tau-Argus is powerful disclosure control tool

  • Users do not need to understand SDC or how rules are implemented

  • SDC process is automated, significantly reduces manual effort

  • Reduces risk of human error and possible disclosure

  • Easily adapted to other business areas


Some issues

Some Issues

  • Table Design

    • SuperCROSS allows complete flexibility

    • Doesn’t always make sense for Tau-Argus

    • Missing totals are a key concern

  • Table size

    • Solving time

      Administration Requirements


Conclusion

Conclusion

  • Increase in efficiency

  • Decrease in risk of disclosure

  • Minimal training for users

  • Be wary of table design limitations


Further information

Further Information

For further information, please contact:

[email protected]

or

[email protected]

or

[email protected]


Questions

Questions

?


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