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20230715_TokyoR_地図の民主化_OSM古橋
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Taichi FURUHASHI
July 15, 2023
Education
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450
20230715_TokyoR_地図の民主化_OSM古橋
TokyoR 2023-07-15
古橋登壇資料
#古橋研究室
© mapconcierge, CC BY-SA 4.0
Taichi FURUHASHI
July 15, 2023
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Transcript
1 ʮਤͷຽओԽʯ ୈճ3ษڧձ!౦ژ5PLZP3 ੨ࢁֶӃେֶٿࣾձڞੜֶ෦ɾֵ৽ٕज़ͱࣾձڞݚڀॴʗ0QFO4USFFU.BQ'PVOEBUJPO+"1"/ !NBQDPODJFSHF 5BJDIJ'636)"4)*
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@mapconcierge
IUUQTIEZDOFJTPOFPSH ."1DPODJFSHF
!NBQDPODJFSHF
!NBQDPODJFSHF
7
8 0QFO4USFFU.BQ
None
None
10.8M
Num. of Unique OSM User Accounts 10.8M
10,758,355 mappers in the world ( 2023/07/010 ) http://osmstats.neis-one.org/
https://en.wikipedia.org/wiki/List_of_countries_and_dependencies_by_population ੈք֤ࠃͱҬͷਓޱॱϦετ
https://en.wikipedia.org/wiki/List_of_countries_and_dependencies_by_population ੈք֤ࠃͱҬͷਓޱॱϦετ
ݸਓϘϥϯςΟΞ͕ ؤு͍ͬͯΔΑ͏ʹΈ͑Δ͚Ͳ
࣮ɺاۀ͔Βͷ ίϯτϦϏϡʔτ͕ େ͖ͳݪಈྗʹͳ͍ͬͯΔ
IUUQPTNTUBUTOFJTPOFPSH JUFNNFNCFSTEBUF
IUUQPTNTUBUTOFJTPOFPSH JUFNNFNCFSTEBUF
IUUQPTNTUBUTOFJTPOFPSH JUFNNFNCFSTEBUF
IUUQPTNTUBUTOFJTPOFPSH JUFNNFNCFSTEBUF .BQQFST
࣮ࡍʹ ଟ͘ͷاۀ͕ӦརతͰ 0QFO4USFFU.BQσʔλΛ ׆༻͍ͯ͠Δɻ
None
04.Φʔϓϯσʔλ ʢ0%C-ϥΠηϯεʣ
൴Β୯ʹ ϑϦʔϥΠυ͍ͯ͠Δ͚ͩͰ ͳ͍
None
+FOOJOHT"OEFSTPO $PSQPSBUF&EJUPSTJOUIF&WPMWJOH-BOETDBQFPG0QFO4USFFU.BQ *4134*OU+(FP*OG IUUQTXXXNEQJDPN
+FOOJOHT"OEFSTPO $PSQPSBUF&EJUPSTJOUIF&WPMWJOH-BOETDBQFPG0QFO4USFFU.BQ *4134*OU+(FP*OG IUUQTXXXNEQJDPN
+FOOJOHT"OEFSTPO $PSQPSBUF&EJUPSTJOUIF&WPMWJOH-BOETDBQFPG0QFO4USFFU.BQ *4134*OU+(FP*OG IUUQTXXXNEQJDPN
+FOOJOHT"OEFSTPO $PSQPSBUF&EJUPSTJOUIF&WPMWJOH-BOETDBQFPG0QFO4USFFU.BQ *4134*OU+(FP*OG IUUQTXXXNEQJDPN
+FOOJOHT"OEFSTPO $PSQPSBUF&EJUPSTJOUIF&WPMWJOH-BOETDBQFPG0QFO4USFFU.BQ *4134*OU+(FP*OG IUUQTXXXNEQJDPN
+FOOJOHT"OEFSTPO $PSQPSBUF&EJUPSTJOUIF&WPMWJOH-BOETDBQFPG0QFO4USFFU.BQ *4134*OU+(FP*OG IUUQTXXXNEQJDPN
33 Seriously, watch the entire talk, it’s amazing: Curious Cases
of Corporations in OpenStreetMap
34 Seriously, watch the entire talk, it’s amazing: Curious Cases
of Corporations in OpenStreetMap
େنʹϑϦʔϥΠυͯ͠ ߩݙ͍ͯ͠ͳ͍ͷ /JBOUJD͚ͩͩͬͨ ʢ݄࣌ʣ
IUUQTNFEJVNDPNGVSVIBTIJMBCTIPXUIFOJBOUJD fl BHBCFEDFB
IUUQTUXJUUFSDPNNBQDPODJFSHFTUBUVT
None
0QFO4USFFU.BQͬͯͨ͠ͷʁ
0QFO4USFFU.BQͬͯͨ͠ͷʁ ˠ͍͍͑ɺ·ͩ·ͩͰ͢ɻ
ྫ͑ݐσʔλ
https://osm-analytics.org/#/show/polygon:ekexVq%7BfxDhb%7DMz%60xk%40um%7CyCfbaSy_ofA%7D_ujAjoamAoi~jAzp~c%40e%7DgG%60qlPfqcb%40~vzr%40zvv_%40/buildings/recency
2023-06-29 https://osm-analytics.org/#/show/polygon:ekexVq%7BfxDhb%7DMz%60xk%40um%7CyCfbaSy_ofA%7D_ujAjoamAoi~jAzp~c%40e%7DgG%60qlPfqcb%40~vzr%40zvv_%40/buildings/recency ສݐJO+BQBO
ຊʹ3,800ສݐ͕ ͋ΔΒ͍͠ʢθϯϦϯௐʣ https://www.zenrin.co.jp/product/category/gis/contents/building-statistics/
ຊʹ3,800ສݐ͕ ͋ΔΒ͍͠ʢθϯϦϯௐʣ 1 ,980 ສ / 3,800 ສ = 52%
https://www.zenrin.co.jp/product/category/gis/contents/building-statistics/
https://osm-analytics.org/
https://osm-analytics.org/
https://osm-analytics.org/ ݐ৯͍ঢ়ଶ
https://osm-analytics.org/ ݐ৯͍ঢ়ଶ
None
None
ˠ
ˠ ˠ ˠ ˠ
ˠ ˠ ˠ ˠ ˠ ˠ ˠ ˠ ˠ ˠ
ˠ
https://wiki.openstreetmap.org/wiki/MLIT_PLATEAU/imports_outline
ຊશࠃͷݐσʔλΛ ίϯϓϦʔτ͢Δ͜ͱ͕ Ұͭͷΰʔϧ
ਤͷຽओԽ
ͦΕΛ࠷৽ͷঢ়ଶʹ ҡ࣋͠ଓ͚Δͷ͕ lਤͷຽओԽz
3ݴޠΫϥελͷํʑʹ ͥͻ04.ͷσʔλΛ ϑϧ׆༻͍͖͍ͯͨͩͨ͠ʂ
None
0QFO4USFFU.BQͷσʔλߏ
CZ!NBQDPODJFSHF !5PN@(9BOE04.DPODUJCVUPST 62
CZ!NBQDPODJFSHF !5PN@(9BOE04.DPODUJCVUPST 63
CZ!NBQDPODJFSHF !5PN@(9BOE04.DPODUJCVUPST 64
CZ!NBQDPODJFSHF !5PN@(9BOE04.DPODUJCVUPST 65
https://taginfo.openstreetmap.org/
https://taginfo.openstreetmap.org/
https://taginfo.openstreetmap.org/
ԯ 0CKFDUT ʹ ສछྨͷΩʔ ,FZT ԯछྨͷଐੑ 5BHT
܁Γฦ͠·͕͢ 3ݴޠΫϥελͷํʑʹ ͥͻ͜ΕΒͷ04.ͷσʔλΛ ϑϧ׆༻͍͖͍ͯͨͩͨ͠ʂ
71 3ݴޠͱ0QFO4USFFU.BQ
1. σʔλղੳͱࢹ֮Խɿ 04.ͷσʔλཧతͳΛղੳ͢Δͷʹཱͪ·͢ɻಓ࿏ͷঢ়گɺݐͷܗঢ়ͱஔɺཧతͳಛͳ ͲΛؚΉৄࡉͳใΛಘΔ͜ͱ͕Ͱ͖·͢ɻ͞Βʹɺ3ݴޠʹ(*4σʔλΛࢹ֮Խ͢ΔͨΊͷڧྗͳπʔϧ ʢHHQMPUɺMFB fl FUɺHHNBQͳͲʣ͕͋Γ·͢ɻ 2.
PTNEBUBύοέʔδɿ 3ʹ0QFO4USFFU.BQσʔλΛμϯϩʔυͯ͠ѻ͏ͨΊͷύοέʔδ͕ଘࡏ͠·͢ɻྫ͑ɺ PTNEBUBύοέʔδɺಛఆͷཧతྖҬͷσʔλΛऔಘ͠ɺͦΕΛ3Ͱૢ࡞Մೳͳܗࣜʹม͠·͢ɻ 3. ϧʔτܭըɿ 04.σʔλΛ͏ͱɺ࠷ܦ࿏ܦ࿏࠷దԽͷΑ͏ͳ࣮ੈքͷ՝Λղܾ͢Δͷʹཱͪ·͢ɻྫ ͑ɺPTSNύοέʔδ0QFO4USFFU.BQͷσʔλΛ༻ͯ͠ϧʔτΛܭࢉ͢Δ͜ͱ͕Ͱ͖·͢ɻ 4. ཧత༧ଌϞσϦϯάɿ 04.σʔλɺؾީมಈɺӸֶɺަ௨ྲྀɺࢢຽαʔϏεͷ༧ଌϞσϧͷೖྗσʔλͱͯ͠༻͢Δ͜ͱ͕ Ͱ͖·͢ɻ3ʹߴͳ౷ܭతϞσϦϯάػೳ͕͋Γɺ04.σʔλͱΈ߹ΘͤΔ͜ͱͰɺཧతͳใΛ औΓೖΕͨ༧ଌϞσϧΛߏங͢Δ͜ͱ͕Ͱ͖·͢ɻ
73 HHQMPU
https://ajsmit.github.io/Intro_R_Of fi cial/mapping-google.html
https://www.karada-good.net/analyticsr/r-736/
76 -FBGMFUGPS3
https://rstudio.github.io/lea fl et/
78 PTNEBUB
https://github.com/ropensci/osmdata
https://rpubs.com/jirei_de_gis/c_a_2_0_2_app
81 PTNS
https://github.com/riatelab/osrm
None
84 0QFO4USFFU.BQͱ"*
85
https://rapideditor.org/
https://github.com/hotosm/fAIr
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89 0QFO4USFFU.BQ ສਓͷਤϘϥϯςΟΞ͕ ެ։ͨ͠ ੈք࠷େڃͷڭࢣσʔλͰ͋Δɻ
90
None
ɹ า ͚ า ͚ɺ ଓ ͚Δ ͜ ͱ ͷ
େ ͞ ɻ “ Just keep walking, persistence paid off ” by Tadataka INO
Ұԯ૯ҏೳԽ
ݹڮେ5BJDIJ'636)"4)* !NBQDPODJFSHF