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Intro.wmv. CaveMaps.org. 300+ Entrances on Google Maps 70+ Cave Outlines on Google Maps 500+ Full resolution surveys 1200+ Surveys catalogued & thumb-nailed 120 Visits per week No. 1 Google Hit for ‘Cave Maps’ Work in progress. Contributing Clubs. CPC RRCPC BPC NCC LUSS YSS ULSA

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Intro.wmv


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    1. Intro.wmv

    2. CaveMaps.org • 300+ Entrances on Google Maps • 70+ Cave Outlines on Google Maps • 500+ Full resolution surveys • 1200+ Surveys catalogued & thumb-nailed • 120 Visits per week • No. 1 Google Hit for ‘Cave Maps’ Work in progress ...

    3. Contributing Clubs • CPC • RRCPC • BPC • NCC • LUSS • YSS • ULSA • Black Sheep Diggers • KCC • NPC

    4. Google Earth Overlay

    5. Scanning Old Cave Surveys

    6. Scan at the highest resolution • E.g. 300 DPI Greyscale

    7. Don’t Save as JPEG

    8. Preserve Anti-aliasing

    9. How to restore Anti-aliasing • Scan at high DPI • Clean up the image • Resample to reduce image size

    10. Transparent Backgrounds

    11. 1st Attempt: Magic Wand

    12. 2nd Attempt: Colour Replacement

    13. 3rd Attempt: Colour to Alpha

    14. Google Earth Overlays

    15. Double Entrance.avi Double Entrance (part 2).avi Videos\Single Entrance.wmv

    16. Google Map Tiles

    17. Zoom 1 Zoom 0 256 pixels

    18. Zoom 2 (16 tiles) Zoom 1 (4 tiles)

    19. 2621 Terabytes

    20. Zoom 21 Street View Zoom 19

    21. Photoshop