Mapping A Disaster By Anthony Baxter Google


Mapping A Disaster By Anthony Baxter Google

Keynote MSC Malaysia Open Source Conference 2009
1 June 2009

Archive

http://www.slideshare.net/linuxmalaysia/mapping-a-disaster

http://www.scribd.com/doc/16148815/Mapping-Disaster-Anthony-Baxter-Mscosconf-2009

More slides and files

http://groups.google.com/group/osdcmy-list/files

Photo credit to Sumardi http://www.sumardi.com/

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Mapping A Disaster - Presentation Transcript

Mapping a Disaster Anthony Baxter, Google [email protected]
February 7, 2009 Worst ?res in Australian history
173 dead
horri?c conditions 46.4C !
?res started sat 7 feb
?res started sat 7 feb still danger a week+ later
?res started sat 7 feb still danger a week+ later some ?res burned a month
4,500 km 2 of land burned
many ?res, across the state
up to date information
ABC radio government broadcaster of?cial emergency response network 24/7 radio coverage
of?cial sources
of?cial sources Country Fire Authority: private lands www.cfa.vic.gov.au
of?cial sources Country Fire Authority: private lands www.cfa.vic.gov.au Dept of Sustainability and Environment: public lands www.dse.vic.gov.au
problem #1
problem #1 server load 500 Server Error
problem #2
problem #2 locating these places
my brother lives here
friend lives my brother here lives here
friend's elderly parents here friend lives my brother here lives here
but where are the ?res?
who needs to know?
who needs to know? people in danger
who needs to know? people in danger friends and family
who needs to know? people in danger friends and family people following the news
sunday morning
sunday morning started thinking we should do something
sunday morning started thinking we should do something
version one scrape CFA RSS geocode locations publish as a ?ash map
mapvisage.appspot.com
6 hours initial development
6 hours initial development (2 hours of that on ?ash/IE debugging)
version two automate geocoding georss.org google maps API auto-refresh the map search, links to relief agencies
143.74774 -37.52654 point
slight issue
slight issue Fire service data not always clean
slight issue Fire service data not always clean “5KM SE WARBUTON TRK”
step three
step three satellite imagery
step three satellite imagery
NASA MODIS
NASA MODIS TERRA and AQUA
NASA MODIS TERRA and AQUA 250m resolution
NASA MODIS TERRA and AQUA 250m resolution daily coverage
NASA MODIS TERRA and AQUA 250m resolution daily coverage IR detectors
NASA MODIS TERRA and AQUA 250m resolution daily coverage IR detectors rapidfire.sci.gsfc.nasa.gov
polar orbit
polar orbit online within a few hours
serving the images
serving the images geotiff images
serving the images geotiff images standard format for map tiles
serving the images geotiff images standard format for map tiles standard ?le names
serving the images geotiff images stitch them together standard format for map tiles standard ?le names
problem
Google's map tile pipeline not suited to smaller jobs
Google's map tile pipeline not suited to smaller jobs or repeated, fast turnaround jobs
maptiler
maptiler gdal2tiles (summer of code)
maptiler gdal2tiles (summer of code) geotiff ? tile images
appengine not currently good at lots of ?les
appengine not currently good at lots of ?les serve from zip ?les
appengine not currently good at lots of ?les serve from zip ?les 6 zoom levels ~1000 images
HTTP Expiry Headers
HTTP Expiry Headers Google Front Ends
HTTP Expiry Headers Google Front Ends Image tiles cached
HTTP Expiry Headers Google Front Ends Image tiles cached code open sourced “mapvisage” on google code
HTTP Expiry Headers Google Front Ends Image tiles cached code open sourced “mapvisage” on google code warning: code not the prettiest
Automated tile generation
Automated tile generation mostly
Automated tile generation mostly stupid clouds
made map embeddable
made map embeddable news sites
made map embeddable news sites blog posts
made map embeddable news sites blog posts homepage promo
made map embeddable news sites blog posts homepage promo peak: 8M map views/day sustained: 60 hits/sec
bene?ts
bene?ts reassurance for the worried
bene?ts reassurance for the worried better understanding of the ?re scale
bene?ts reassurance for the worried better understanding of the ?re scale took load off ?re service websites
lesson enable people to reuse your data
geocoded RSS ? maps = map of family/friends
going forward
geocoded RSS
geocoded RSS
geocoded RSS more please
more than ?res
geo spatial information conveys vital information
disasters
disasters alerts
disasters alerts evacuations
loss of control?
loss of control? something that frightens agencies
loss of control? something that frightens agencies don't be scared ?
create clear license
create clear license lay out terms for re-use
for instance
for instance attribution
for instance attribution links
for instance attribution links timeliness
for instance attribution links timeliness
structure
structure RSS/Atom are obvious choices
structure RSS/Atom are obvious choices think: how can I expose this data as RSS?
RSS/Atom
RSS/Atom browsers/readers
RSS/Atom browsers/readers services to forward to SMS
structure
structure attach times to data
structure attach times to data attach locations to data
structure attach times to data attach locations to data don't make people guess
structure attach times to data attach locations to data don't make people guess use georss
you aren't the only one who can ?nd a use for your data
open data
open data especially when lives may depend on it
you can make a difference

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MSC Malaysia Open Source 2009

http://www.mscmalaysia.my/opensource

http://www.facebook.com/pages/Kuala-Lumpur-Malaysia/MSC-Malaysia-Open-Source-Conference-2009/97810422651

Open Source Developers Club Malaysia OSDC.my

http://www.osdc.my/

OSDC.my Mailing List

http://groups.google.com/group/osdcmy-list

MSC Malaysia Open Source Conference 2009 slides at slideshare.com

http://www.slideshare.net/tag/mscosconf

Youtube Video Clips MSC Malaysia Open Source Conference 2009

http://www.youtube.com/watch?v=JErEKoptFsU

Cyber Merdeka Cyber Sovereignity By Azrul Hasni Madisa

http://mscoscon.blogspot.com/2009/06/cyber-merdeka-cyber-sovereignity-by.html


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