2. ~ TrekWizard ~ A GIS Interface That Adds Value To A Small-Screen GPS
Ken York
Paul Lyons
John Gawith

3. A GIS Interface That Adds Value To A Small-Screen GPS
TrekWizard
A GIS Interface That Adds Value To A Small-Screen GPS

4. Concepts Trek selection Progress so far Touchscreen Multilingual
Marked tracks
Trekker’s personal characteristics
Naïve/power user
Memory restrictions
ETA/ETT
Maps
Track profile
Rest stops
API restrictions
Navigation
Minimal instruction
Panning
Task-switching
Audio output
All-weather-visibility
Ascent/descent indication
Segment specification
Points of information
Machine for hire
Zooming

5. Operational Modes
Plan trek
browse treks

6. Operational Modes
Plan trek
browse treks

7. Operational Modes Plan trek browse treks track segments
points of interest
track junctions
panning
zooming
ascent/descent

8. Operational Modes Show trek progress breadcrumbs You Are Here
Show profile view

9. Operational Modes Show trek progress breadcrumbs You Are Here
Show profile view

10. Operational Modes
Show trek progress
timeline
start & end times
now

11. Operational Modes Show trek progress timeline start & end times now
trek duration
trek profile
ETA/ETT

12. Operational Modes
Trekker’s profile

13. Operational Modes
Information screen

14. Operational Modes
Task switching

15. Evaluation Phase Protocol 38 subjects demographic data
TrekWizard tutorial
Map
groups TW
groups
pre test
3km
walk
in pairs
post test
3km
walk
in pairs
post test
3km
walk
in pairs
pre test
3km
walk
in pairs
post survey

16. Evaluation Phase Results O Ease of finding… Significant victor TW
usefulness O TW
map
Ease of finding…
TrekWizard
Map
ETT (trek) 1 3
ETA (trek) 1 3
ETT (POI) 1 4
ETA (POI) 1 3
POI information 1 3
track steepness 1 4
specific POI 1 3 -
length of trek 1
distance to POI 3
time available for resting 3 4

17. Evaluation Phase Results O Ease of finding… Significant victor TW
usefulness O TW
map
Ease of finding…
TrekWizard
Map
ETT (trek) 1 3
ETA (trek) 1 3
ETT (POI) 1 4
ETA (POI) 1 3
POI information 1 3
track steepness 1 4
specific POI 1 3 -
length of trek 1
distance to POI 3
time available for resting 3 4

18. Evaluation Phase Results POI Interesting/learnt lots Recommend? 4.6/5
Comments
nice to have some explanation for once
did show us a bit, but in a good way
reassurance on right pathway/useful in snow, poor visibility
helps plan rest stops
can assess how far can manage in a day
does take a wee bit of getting used to
not easy to operate
WANT IT!
Would hire for…
$83.53