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Learn about the various stages of the census data capture process, including forms receiving, scanning, recognition, verification, and quality control. Understand the challenges and considerations involved in managing time vs. quality. Get valuable insights from DRS, the worldwide specialists in census data capture.
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UNSD Census Workshop Day 3 - Session 10 Data Capture: Process Stages Andy Tye – International Manager DRS are Worldwide specialists in Census data capture www.drs.co.uk
Pre-Census Planning – Pre-Pilot Timeline (Census July 2010) Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Pre-Census Planning – Post-Pilot Timeline (Census July 2010) Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Pre-Census Planning – Forms Design - Sudan Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Pre-Census Planning – Enumerator Training Ethiopia Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Enumeration during the Census Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Forms Receiving Batch processing EA Control forms Opening Sifting Cutting Prepare to scan Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Forms Receiving Batch processing EA Control forms (Sudan example) Opening Sifting Cutting Prepare to scan Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Data Capture – Process Stages EA Control forms - Sudan • 2 Parts • Supervisor • Enumerator • Unique Barcode DRS are Worldwide specialists in Census data capture www.drs.co.uk
Data Capture – Process Stages EA Control forms - Sudan DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Scanning Process Speed Form condition Scanner condition Size & type of image Real-time validation rules Sorting Doubles separation & detection Operator training Paper crashes Environment Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Scanning Process Skew Form condition Scanner condition Operator training Cut of form Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Scanning Process Double sheets Sifting Scanner separator condition Operator training Detection via scanners sensors Ultrasonic Capacitive Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Scanning Process Other Duty Cycle Servicing and Cleaning Batch Control Audit/Tracking Process Physical space Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Scanning Process - Ethiopia Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Scanning Process Show Scanner Video Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Recognition Process – For Hand Written Characters Feature recognition Length Nodes Angles Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Recognition Process – For Hand Written Characters Feature recognition Length Nodes Angles Neural Networks Resize Converted to pixels Template set comparatives Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Verification Process Data Capture – Process Stages
Verification Process Data Capture – Process Stages
Verification Process – Sudan & Malawi Data Capture – Process Stages
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Quality Process Starts Pre-Census Audit Trail Unique Barcodes System Reports Defined Roles Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Logistic Issues Distribution (EA Packs and Forms) Space Manpower Security Loading and moving equipment Receiving & Processing Space Storage Processing Security Fire and emergency procedures Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Logistic Issues - Tanzania Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Logistic Issues – 0.5 Million Forms Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Logistic Issues – 0.5 Million Forms Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Logistic Issues – Lifting equipment Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Logistic Issues – 10 Million Forms (6,000 Sqft) Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Logistic Issues – Forms Storage in Sudan Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Logistic Issues – Fire Risk Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Time vs. Quality ‘From experience DRS has identified that the largest issue affecting Time and Quality is how well the Census forms are filled out by the enumerators’ Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
Census Processing Stages Forms Receiving Scanning Process Recognition Process Verification Process Quality Process Logistic issues Time Vs Quality Data Capture DRS are Worldwide specialists in Census data capture www.drs.co.uk
Summary Significant pre-census preparation (2 Years) Forms design – Critical path Staffing Data capture systems used in a variety of business sectors Verification of data – business rules Security and backup plans Data Capture – Process Stages DRS are Worldwide specialists in Census data capture www.drs.co.uk
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