tree inventory pda utilities: an introduction. data collection two options: paper forms pocket pc
Post on 18-Dec-2015
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Paper-based Inventory
UFORE, STRATUM, MCTI, SDAPFinal analysis & reporting depends on quality
field data
Paper Advantages
Low up-front cost
No technical training
No batteries
Paper doesn’t break when you drop it
PDA-based Inventory Utilities
Created keeping in mind users who have little familiarity with field data collection
For project managers who want to minimize time-consuming data entry, QA/QC and database formatting
PDA-based InventoryApplication compatibleUFORE, STRATUM/MCTI, SDAPPush button data transfer
Two InterfacesDesktopPocket PC
PDA Disadvantages
Up-front equipment expense
Training required
Require maintenance/care
Charging batteries
Units not protected from elements
Water, Dust, etc.
Choosing a PDACompatible only with Pocket PCs Alternative OS (Palm, BlackBerry, Psion,
PocketLinux, etc.) are not compatible. Windows Mobile 2002 or 2003 operating
systems (OS). Mobile 5.0 operating systems
Other considerationsWeatherized models Back-up media slot Protective slip covers or carrying cases High capacity batteries Cost ($200-400 or more)
In-Field QA/QCHot Check – one team member or someone dedicated to QA/QC checks 3% of ongoing data collection
Cold Check – data re-measured by the QA/QC specialist, who meets with and compares data with the team
Blind Check – a sample unit is re-measured by another team or QA/QC specialist. Data is compared, but without the presence of the initial team.