完全オフライン地図サーバ UNVT Portable を フィールドに持っていこう！

FOSS4G SHINSHU 2025 一般発表

2025-11-29 古橋登壇資料
© mapconcierge, CC BY-SA 4.0

Transcript

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8. http://unopengis.org
11. Raster Tile Vector Tile
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24. IUUQTUJMFPQFOTUSFFUNBQKQTUBUJD Thanks!
26. 
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33. ஍ਤλΠϧΛීஈ͔Β ࣋ͪӡͼ͍ͨ
35. Offline Web Mapping Server 
 UNVT Portable Shogo Hirasawa @Shogo_Hirasawa
 Taichi Furuhashi @mapconcierge University of Tokyo Aoyama Gakuin University
36. UNVT Portable is a package for RaspberryPi that functions as a map hosting server and can be freely accessed from a web browser
37. PURPOSE
38. https://map.openaerialmap.org/#/140.96297660842538,37.70990916884302,22/square/13300122001111032333/625429ebfe1b5d0006ae8d26?_k=9unhab
39. UNVT Portable Miniciparity Officer Web browser Orthomosaic Imageries Raster Tile Combined Raster/Vector Tile data set Local Wi-Fi
40. Build datasets based on OpenStreetMap, pre-installed with other tiled datasets, drone aerial data, shelter and hazard map data Web maps can be viewed in an offline environment during a disaster.
42. UNVT Portable 2025
46. https://github.com/unvt/portable You can join on GitHub!!
47. https://github.com/unvt/portable You can join on GitHub!!
48. ͲΜͳSDcard͕ྑ͍ʁ
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60. You can Try!
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66. # Performance of PMTiles on Local
68. Comparison Tiles OSM Raster Tile OSM Vector Tile/MVT Protomaps Vector Tile/PMTiles UNVTportable Vector Tile/PMTiles https://tile.openstreetmap.org/Z/X/Y.png https://vector.openstreetmap.org/shortbread_v1/Z/X/Y.mvt https://demo-bucket.protomaps.com/v4.pmtiles http://10.42.0.1/zxy/OSMplanet/ osmfj_planet_2025-01-25a.pmtiles
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71. # Local Wi-Fi Performance
72. Distance 2.4 GHzʢ802.11b/g/nʣ 5 GHzʢ802.11a/n/acʣ
73. Distance 0m 20m 10m 5m 15m
75. near-field multipath interference often seen in indoor Wi-Fi environments.
76. 10m 15m
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82. Easy access for everyone!
83. Happy Mapping with UNVT Portable
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