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UNSD Census Workshop

UNSD Census Workshop. Day 3 - Session 10 Data Capture: Commercial Presentation (GPS) Andy Tye – International Manager. DRS are Worldwide specialists in Census data capture www.drs.co.uk. Introducing a new GPS Product from DRS to help enumerators. DRS Data Services Ltd.

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UNSD Census Workshop

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  1. UNSD Census Workshop Day 3 - Session 10 Data Capture: Commercial Presentation (GPS) Andy Tye – International Manager DRS are Worldwide specialists in Census data capture www.drs.co.uk

  2. Introducing a new GPS Product from DRS to help enumerators DRS Data Services Ltd DRS are Worldwide specialists in Census data capture www.drs.co.uk

  3. DRS Data Services Ltd DRS are Worldwide specialists in Census data capture www.drs.co.uk

  4. DRS Data Services Ltd Pre Census Mapping already undertaken prior to census • GIS systems • Typical Map • Problem • Can’t easily associate data captured to buildings

  5. Why you need to capture GPS data during enumeration DRS Data Services Ltd DRS are Worldwide specialists in Census data capture www.drs.co.uk

  6. Reasons for doing this are: Geocentric Census – UNSD handbook 1st Draft Captured GPS locations can be used as a reference point for future Census activities: Buildings and GPS points do not change; designated EA areas and building numbers can Information captured with GPS locations has major benefits to other government departments such as: Emergency Planning & Humanitarian Response Flood plain modelling Planning of social and Educational services Poverty Analysis Utility service Planning Labour force analysis Marketing analysis Voting district delineation Epidemiological analysis Agriculture Planning GPS - Benefits DRS are Worldwide specialists in Census data capture www.drs.co.uk

  7. Historically there have been 2 ways to associate census data to geographical locations PDA – Inbuilt GPS receiver Handheld GPS Devices (See below) Existing methods DRS are Worldwide specialists in Census data capture www.drs.co.uk

  8. Implementing GPS Location capture For implementation of both PDA or hand held GPS the following needs to be considered: Significant costs (Time and money) Purchase of hardware (PDA ~$600USD/Each) Technical Training for enumerators Cost of Pre/Post Census mapping exercise Software development Logistical costs Financial impact DRS are Worldwide specialists in Census data capture www.drs.co.uk

  9. An alternative method from DRS….. The DRS method allows you to continue to use paper based data collection for census enumeration. It allows for GPS data to be captured at time of enumeration: Quickly Efficiently Effectively Timely Inexpensively But how……..? DRS Data Services Ltd DRS are Worldwide specialists in Census data capture www.drs.co.uk

  10. Add an extra field to Census Form DRS Data Services Ltd DRS are Worldwide specialists in Census data capture www.drs.co.uk

  11. DRS has analysed the need for a GPS device that shows an enumerator’s current location and is: Low cost Large quantities required Accurate Within 5m Will only be used outside (to keep costs down) Light weight Enumerator kits Simple to use One switch No training Non-consumer Application specific Will be returned DRS Data Services Ltd DRS are Worldwide specialists in Census data capture www.drs.co.uk

  12. Introducing the DRS ‘Cense’ device DRS Data Services Ltd DRS are Worldwide specialists in Census data capture www.drs.co.uk

  13. DRS Data Services Ltd Enumerator’s Clip board + 51 23 458 + 51 23 458 - 102 11 390 - 102 11 390 ‘Cense’ device is attached to enumerator’s clip board and GPS data is copied from display on to the form at time of enumeration DRS are Worldwide specialists in Census data capture www.drs.co.uk

  14. Single button operation No training required No software required No technical support required No Reliance on mobile phone networks Lower price point than PDA Uses commonly available batteries ‘Cense’ - Benefits DRS are Worldwide specialists in Census data capture www.drs.co.uk

  15. Helps validate data is accurately taken by enumerators: Helps prevent fraudulent enumeration if GPS co-ordinates are a mandatory requirement. Deters enumerators filling them out at home or elsewhere Doesn’t matter if enumerator enters wrong EA code onto form (Ghana) ‘Cense’ - Benefits DRS are Worldwide specialists in Census data capture www.drs.co.uk

  16. ‘Cense’ - Benefits • Can be used to confirm start location for each enumerator • Help ensure enumerator goes to the correct position on EA Map DRS are Worldwide specialists in Census data capture www.drs.co.uk

  17. DRS Data Services Ltd • Census data captured can now be associated with a geographical location • ESRi • Intergraph • GRASS • SAGA • + Others DRS are Worldwide specialists in Census data capture www.drs.co.uk

  18. UNSD Census Workshop Day 3 - Session 10 Thank you for listening Andy Tye – International Manager DRS are Worldwide specialists in Census data capture www.drs.co.uk

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