OurWay: Collaborative route planning

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OurWay: Collaborative route planning

Harald Holone, H˚akon Holmstedt, Gunnar Misund

Østfold University College Mobile Applications Group

Halden, Norway

Lat: 59.1283, Lon: 11.3534

2007-07-15

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About MAG

I Østfold University College, Halden, Norway.

I Mobile applications, implementation and use.

I Some background in digital maps (OneGlobe, OneMap)

I Found OSM through interest in geo-tagging.

I Attended the IoW mapping party.

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Introduction

I Route planning.

I Collaboratively created geodata - OSM.

I Collaborative use and on-line information sharing.

I Cases: wheelchairs and baby strollers.

I Paper recently accepted at NGMAST 2007.

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What OurWay does

I A point to point route planner.

I Users select/create peer groups.

I Users can give feedback as they move along a route.

I Routes are adapted to a groups collective

annotations.

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Arhcitecture

I Map server

I Route server

I Mobile client

I Desktop client

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Algorithm

I A pragmatic network approach.

I Filtering OSM data during import.

I Using A* for disovering routes.

I Simple user feedback: three levels of accessibility.

I Feedback is attached to segments.

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Weighting example

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Weighting example

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Weighting example

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Weighting example

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Weighting example

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OurWay example

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OurWay example

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OurWay example

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OurWay example

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OurWay example

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OurWay example

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OurWay example

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OurWay example

Blue=good, yellow=uncomfortable, white=inaccessible.

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Some challenges

I It’s mobile and on-line.

I Establishing trust

I Displaying source of annotations.

I Showing annotations on the map.

I Visualizing data changes over time.

I Handling temporal data.

I Handling conflicting user feedback.

I Controvercial annotations.

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Next steps

I Sharing of data between groups.

I Understaning motivation for use and contribution.

I Change of client platform.

I OSM exporter - create new tracks on the device.

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Licensing

I We’ll release the source under GPL soon.

I Who owns the annotations?

I Can this become part of OSM “core”?

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The End

Questions or comments?

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