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Dongpo Deng
OpenStreetMap Taiwan
2017.09.24
State of the Map Asia@Nepal
The State of Taiwan Map:
The story so far
2007
osm.kcwu.csie.org/history/index.html
2014
osm.kcwu.csie.org/history/index.html
The community
OSM Taiwan Community
• Facebook Group mailing list
Slack…

• A community platform for people
interested to OSM in Taiwan

• A place for sharing mapping
skills and using OSM via a peer-
to-peer mode

• A bulletin for OSM activities

• An allocation for using resources

• A place for debating OSM stuff
Mappers in Taiwan
http://osm.kcwu.csie.org/
90 : 9 : 1
4500 : 450 : 50
Open culture
Foundation
Local chapter?!
Mappers
Voting members
of OSM Taiwan
OSM Taiwan
board
Any person who
has an account
of osm.org
600 NTD
membership fee
for being a voting
member of OSM
Taiwan
OSMF
membership
OSMF board
15 £ membership
fee for being a
voting member of
OSM foundation
7 board
members via
vote
11 board
members via
vote
OSM Foundation !== Local Chapter
Participants != Mappers
Facebook group members !== mappers
mappers !== OSM TW members
Mappers Facebook
group
OSM Taiwan
Community
OSM Taiwan
community activities
Mapping parties with Tzu-Chi for
disaster information collection
http://bit.ly/2fjklCi
Tzu-Chi a buddhist organization, and
a global humanitarian organization
ATV team Water purifier
Mobile kitchen
Communication
team
Mapping parties with
universities
Monthly Meetup
State of the Map Taiwan 2017
• One day event
• 2 invited talks from OSM Japan
• 10 domestic talks covering
technologies, mapping, community
etc.
• 70+ participants
https://www.flickr.com/groups/osm-tw/pool/with/37145319275/
Participants’ types of SotM Taiwan 2017
34%
38%
10% 10%
8%
NPO
(Types	of	participatants)
Academia Business Government NPO Unknown
Taiwan mappers in SotM 2017
OSM in COSCUP
OSM in COSCUP
OSM Taiwan mapping
projects
Import local governmental
Data to OSM
http://osmtm.exc.moe/project/2
WaterGo Project
http://watergo.teia.tw/
Data quality project
Comparison of before and after
Mapbox improvement in road networks
Similarity calculation
• Buffer 10m
Buffer 10 m
Twn_road.shp (105)
1km1km
A
Similarity calculation
• Jaccard index
Mapbox improved Taiwan roads
Comparison of before and after
Mapbox improvement
• , primary
• , motorway
Comparison of before and after
Mapbox improvement
• , secondary
Comparison of before and after
Mapbox improvement
• , tertiary
Comparison of before and after
Mapbox improvement
• , residential
Comparison of before and after
Mapbox improvement
• , trunk
Comparison of before and after
Mapbox improvement
• , unclassified
Comparison of before and after
Mapbox improvement

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