What’s Spatial ID?

OGC Japan Forum 2025 Sep. 6 at Tokyo, JAPAN

What’s Spatial ID?
日本発のオープンスタンダード「空間ID」って何？

Taichi Furuhashi, Aoyama Gakuin University
@mapconcierge

© mapconcierge, CC0/Public Domain

Transcript

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2. @mapconcierge * Aoyama Gakuin University * PLATEAU Advisory Board * Spatial ID committee
4. “Spatial Index”
5. GeoHash
6. IUUQTFOXJLJQFEJBPSHXJLJ(FPIBTI
7. MGRS Grid System
8. IUUQTFOXJLJQFEJBPSHXJLJ.JMJUBSZ@(SJE@3FGFSFODF@4ZTUFN
9. ஍Ҭϝογϡ Japanese Standard Regional Mesh System
10. IUUQTKBXJLJQFEJBPSHXJLJ&$#&''&"&&#&"
11. LP Address ;
12. IUUQTMQBEESFTTDPN
13. What3Words
14. IUUQTXIBUXPSETDPNFOBCPVU
15. XYZ tile
16. IUUQTFOXJLJQFEJBPSHXJLJ5JMFE@XFC@NBQ
18. S2
19. IUUQTHFPNFUSZJP
20. H3
21. IUUQTIHFPPSH
22. GeoHex
23. IUUQTHFPIFYOFU
24. OGC DGGS
25. IUUQTJISJIPJOUBSUJDMFTFYQMPSJOHUIFQPTTJCJMJUZPGBEEJOHEHHTTVQQPSUUPUIFTVOJWFSTBMIZESPHSBQIJDEBUBNPEFM
26. IUUQTEPDTPHDPSHBTSSIUNM
27. But
28. There is no perfect Spatial Index
30. “Spatial ID”
31. XYZ tile → 3D XYZ Tile
32. XYZ tile → 3D XYZ Tile ZFXY tile
37. IUUQTHJUIVCDPN1SPKFDU1-"5&"61-"5&"67*&8
38. IUUQTQMBUFBVWJFXNMJUHPKQ
39. # Specification * XYZ tile compatible * Public Domain License * Z-Curve Tile Hash Encording Support(z16-z20)
40. # Issues * Making Use cases * Polar Area Support * OGC Standardization (TBD)
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45. IUUQTHJUIVCDPN0%4*445*%
46. IUUQTEPDTPHDPSHBTSSIUNM
47. Ciao Arrivederci !
48. @mapconcierge * Aoyama Gakuin University * PLATEAU Advisory Board * Spatial ID committee