Using Virtual Earth to Visualize Fire Risk (Sept 2008)

896 views

Published on

Talk given at GIS In The Rockies in September 2008, this talk reviews some work we did using Virtual Earth to visualize fire risk data.

Published in: Technology
0 Comments
3 Likes
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
896
On SlideShare
0
From Embeds
0
Number of Embeds
12
Actions
Shares
0
Downloads
73
Comments
0
Likes
3
Embeds 0
No embeds

No notes for slide

Using Virtual Earth to Visualize Fire Risk (Sept 2008)

  1. 1. Visualizing Fire Risk Virtual in Earth Dave Bouwman / GIS In the Rockies 2008
  2. 2. who is this guy
  3. 3. Fort Collins ArcDeveloper Group Fort Collins Alt.NET Group
  4. 4. ~ minutes
  5. 5. slides
  6. 6. live demo
  7. 7. Surface Fuels FBPS 1 - Short grass (1 ft.) FBPS 2 - Timber (grass and understory) FBPS 3 - Tall grass (2.5 ft.) FBPS 4 - Chaparral FBPS 5 - Brush FBPS 6 - Dormant brush, hardwood slash FBPS 7 - Southern rough FBPS 8 - Closed timber litter FBPS 9 - Hardwood (long-needle pine) litter FBPS 10 - Timber (litter and understory) FBPS 11 - Light slash FBPS 12 - Medium slash FBPS 96 - Urban FBPS 97 - Non-burnable agriculture FBPS 98 - Water FBPS 99 - Non-burnable, barren 10
  8. 8. Fire Occurrence Areas Fires per 1000 acres per year Non-Burnable 0 - 0.024 0.025 - 0.049 0.050 - 0.099 0.100 - 0.199 0.200 - 0.290 0.291 - 0.399 0.400 - 0.599 0.600 - 0.999 1.000 - 1,000 11
  9. 9. Wildfire Threat Non-Burnable Low Moderate High 13
  10. 10. spatial data in ArcSDE
  11. 11. ArcGIS Server Integration
  12. 12. users non-technical want
  13. 13. relevant answers
  14. 14. these users understand
  15. 15. “Tools”
  16. 16. “Tasks?”
  17. 17. “Intuitive?”
  18. 18. right tools
  19. 19. how
  20. 20. 9.3 ArcGIS Server
  21. 21. options
  22. 22. “baked in” tile caching
  23. 23. ArcGIS Javascript Extension for Virtual Earth
  24. 24. only supports “fused” caches
  25. 25. pre-cache
  26. 26. on the fly
  27. 27. “other” tile caching
  28. 28. tile layer in virtual earth
  29. 29. Virtual Earth API
  30. 30. VETileLayer
  31. 31. quadkey parsing
  32. 32. sample code
  33. 33. Tile Server* • Opensource • Plug-in model • ArcGIS Server • ArcIMS • Any WMS Server *2nd Prize in ESRI’s 2008 ArcGIS Server Code Challenge
  34. 34. TileService Map Server Layer1 Layer2 Layer3 Layer4 Layer5
  35. 35. TileService Map Server Layer1 Layer2 Layer3 Layer4 Layer5
  36. 36. why wms
  37. 37. ?Layers=…
  38. 38. Spatial = Slow(er)
  39. 39. tables = FAST
  40. 40. stored procedure Select * from FIREPOINTS where POINT_X > LONMIN and POINT_X < LONMAX and POINT_Y > LATMIN and POINT_Y < LATMAX
  41. 41. Clustering
  42. 42. javascript script service (asmx) bbox GetPoints GetPoints Cluster Json { quot;ClusteredPointLocationIdsquot;:[3,5,31], quot;PointLocationIdquot;:3, quot;IsClusteredquot;:true, quot; MarkerClassquot;:firepin, Locationquot;:{quot;Latquot;:-2.15,quot;Lonquot;:-80.53} }
  43. 43. geogeeks
  44. 44. simple tools complex questions
  45. 45. Questions

×