Maps & Scale

Maps are easy, right? Right. Except... when they aren't. What about when you need to mix multiple data types on your maps? What about when the simple solutions (paging) to complex problems (too much data) don't cut it with your users? What about when your scaling problems exceed the bounds of all the available solutions?

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1. Maps & Maps
   and
   Scale & Scale
   

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2. Lori M Olson
   @wndxlori
   http://wndx.posterous.com
   Photo Credit: @etrever
   

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3. Maps are Easy
   Right?
   

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4. Small numbers < 1k
   

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5. Including Details
   

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6. More data?
   limit numbers
   

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7. Paging
   

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9. What kinds of
   Scale problems?
   

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10. Datatypes
    

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11. Markers
    

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12. Polylines
    

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13. Polygons
    

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14. Complications
    

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15. Data exceeds 10k
    

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16. Discontiguous
    segments
    

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17. Multiplicative factors
    

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18. 1000 polylines * 100
    segments/line
    = 100,000 map items!!!
    

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19. Size variations
    

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20. Discontiguous parts
    

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21. Donuts!
    

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22. Land lease
    with donut
    

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23. No Code Generation!
    

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24. Maybe Not So Easy?
    

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25. Serious Complications
    

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26. Data exceeds 100k
    

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27. Hundreds of Thousands
    

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28. Millions of line segments
    

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29. Hundreds of Thousands (again)
    

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30. Event handling
    

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31. Network latency
    

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32. Solutions
    

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33. Data doesn’t change?
    TILE
    

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34. Without and with the grid line tiles
    

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35. Aggregation
    

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36. Aggregate wells to fields
    

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37. Limit data transfer size
    

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38. On-demand Details
    

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39. Clustering
    

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40. Server clusters
    

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41. Analytic functions -
    NTILE
    

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42. NTILE and group by lat/
    long.
    

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43. Counts!
    

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44. Client-side
    

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45. Levels & Cells & Caching
    

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46. Polyline encoding
    

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47. Zoom filtering
    

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48. Cutoffs
    

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49. Zoom Gotchas
    

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50. Screen resolution
    

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51. 24” Cinema Display
    

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52. iPad
    

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53. WIMBY2
    Wells In My Back Yard
    

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55. http://wimby2.herokuapp.com
    https://github.com/wndxlori/wimby2
    

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56. Thanks!
    @wndxlori
    

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