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Red Cross Annual Appeal. Locate collectors, assign streets and postcode for sorted bulk mailing. 2004 (2200). 2004 - Nearest whole street continued manual start. Built roads as single arcs using a route system Exclude roads allocated by hand Spatial join in ArcView 3.2 (avenue scripts)
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Red Cross Annual Appeal Locate collectors, assign streets andpostcode for sorted bulk mailing 2004 (2200)
2004 - Nearest whole streetcontinued manual start Built roads as single arcs using a route system Exclude roads allocated by hand Spatial join in ArcView 3.2 (avenue scripts) Lowest ID first to resolve ties Exclude allocated streets and repeat
Double collector numbers Do you really know your own location address?? 250 location errors, 150 had to be rung up again! 2004 (2200) 2005 (4200)
ArcInfo Network Module Geocoding AddressParse, AddressMatch SpatialOrder - Peano Curve Numbering Allocate (resources on arcs to centres and routes)
2005 - Allocate 50 houses per collector - nearest, contiguous, street segments - to pack them in where dense - to reduce the variability - to be clever, to prove that GIS…
Allocate Still needed to choose 1000’s of centres First pass 5 min, time halved each pass After 9 passes, still 250 “spare” collectors
Tune for dense areas Reduce min capacity Increase start distance Give a “second chance”
Rounding up and down to nearest intersection Collectors unable to stop mid-segment Many cannot, or would not, read a map
AML “Model Builder” • 69 “Tools” in Model • 500 lines of AML • Adaptive iteration • Output from one tool not able to be Input to next, needed low-level hacking • Two days available
Mail-merge with a map 4000 maps/ hour, mail merge 3.5GB/1000 letters
“Spares” to be allocated by hand…but ran out of timeAccepted fault and reprinted letters because of my postcode error
Collection Week Queries overwhelmed the help desk, even with maps Added myself as a collector to experience it Own street was the best part Addresses underestimate the dwellings by 30%
Results Analysis Distance from address Amount per collector (av $76)
Next Year, Version 3… • 2004 increased by 50% to $150,000 • 2005 increased by 40% to $211,000 • Collector preferences! • next year… • Improve choosing collectors • Better reference layers • Spread collectors better • More time for mail-out