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続・全力疾走中でも使えるストップウォッチアプリを作る 〜LiDARを使った精度への挑戦〜

Ogijun
September 03, 2023

続・全力疾走中でも使えるストップウォッチアプリを作る 〜LiDARを使った精度への挑戦〜

Ogijun

September 03, 2023
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  1. ଓɾશྗ࣬૸தͰ΋࢖͑Δ
    ετοϓ΢ΥονΞϓϦΛ࡞Δ
    ʙLiDARΛ࢖ͬͨਫ਼౓΁ͷ௅ઓʙ
    2023.9.3 iOSDC Japan 2023
    גࣜձࣾZOZO
    ZOZOTOWN։ൃຊ෦ ZOZOTOWNΞϓϦ෦ iOS2ϒϩοΫ
    Ԯ໺ ൏ / @juginon
    Copyright © ZOZO, Inc.

    View Slide

  2. ଓɾશྗ࣬૸தͰ΋࢖͑Δ
    ετοϓ΢ΥονΞϓϦΛ࡞Δ
    ʙLiDARΛ࢖ͬͨਫ਼౓΁ͷ௅ઓʙ
    2023.9.3 iOSDC Japan 2023
    גࣜձࣾZOZO
    ZOZOTOWN։ൃຊ෦ ZOZOTOWNΞϓϦ෦ iOS2ϒϩοΫ
    Ԯ໺ ൏ / @juginon
    Copyright © ZOZO, Inc.

    View Slide

  3. 2023.9.3 iOSDC Japan 2023
    גࣜձࣾZOZO
    ZOZOTOWN։ൃຊ෦ ZOZOTOWNΞϓϦ෦ iOS2ϒϩοΫ
    Ԯ໺ ൏ / @juginon
    Copyright © ZOZO, Inc.
    ଓɾશྗ࣬૸தͰ΋࢖͑Δ
    ετοϓ΢ΥονΞϓϦΛ࡞Δ
    ʙLiDARΛ࢖ͬͨਫ਼౓΁ͷ௅ઓʙ

    View Slide

  4. © ZOZO, Inc.
    גࣜձࣾZOZO iOSΤϯδχΞ
    Ԯ໺ ൏ / Ogijun
    2022೥ ZOZO৽ଔೖࣾ

    ཮্ڝٕྺ 16೥ʢ2008~2023ʣ
    4

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  5. © ZOZO, Inc.
    5
    N૸

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  6. © ZOZO, Inc.
    6
    Αʔ͍ɺυϯʂ
    ελʔτʂ


    ετοϓʂ
    50m

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  7. © ZOZO, Inc.
    7
    Αʔ͍ɺυϯʂ
    ໿0.25sͷޡࠩ
    50m
    ελʔτʂ


    ετοϓʂ

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  8. © ZOZO, Inc.
    ཮্ڝٕͰ͸ʁ🤔

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  9. © ZOZO, Inc.
    9
    ཮্ڝٕͷݱ৔Ͱ͸ɾɾɾ
    ࣸਅ൑ఆ
    11.3 11.2
    ిؾܭ࣌

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  10. © ZOZO, Inc.
    10
    ཮্ڝٕͷݱ৔Ͱ͸ɾɾɾ
    ࣸਅ൑ఆ
    11.3 11.2
    ిؾܭ࣌
    Stop!

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  11. © ZOZO, Inc.
    11
    ཮্ڝٕͷݱ৔Ͱ͸ɾɾɾ
    ిؾܭ࣌ ࣸਅ൑ఆ
    11.3 11.2
    ίίʂ

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  12. © ZOZO, Inc.
    12
    ཮্ڝٕͷݱ৔Ͱ͸ɾɾɾ
    ిؾܭ࣌ ࣸਅ൑ఆ
    11.3 11.2

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  13. © ZOZO, Inc.
    13
    ཮্ڝٕͷݱ৔Ͱ͸ɾɾɾ
    ిؾܭ࣌ ࣸਅ൑ఆ
    11.3 11.2

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  14. © ZOZO, Inc.
    14
    ੺֎ઢ

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  15. © ZOZO, Inc.
    15
    -J%"3

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  16. © ZOZO, Inc.
    16
    "3,JUº-J%"3Ͱ
    ిؾܭ࣌ଌఆ͕Ͱ͖ͳ͍͔ʁ

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  17. © ZOZO, Inc.
    17
    ը໘த৺ͷ෺ମ·Ͱͷڑ཭

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  18. © ZOZO, Inc.
    18
    ࣮ࡍʹ࢖ͬͯΈͨ

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  19. © ZOZO, Inc.
    19
    ࣮ࡍʹ࢖ͬͯΈͨ
    50m
    Goal

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  20. © ZOZO, Inc.
    Goal
    20
    ࣮ࡍʹ࢖ͬͯΈͨ
    iPhoneʢ஍໘ʹ޲͔ͬͯڑ཭Λܭଌʣ
    50m

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  21. © ZOZO, Inc.
    Goal
    21
    ࣮ࡍʹ࢖ͬͯΈͨ
    50m
    ੺֎ઢܭଌث FASTRun-Rʢਅͷ஋ʣ

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  22. © ZOZO, Inc.
    22
    ࣮ࡍʹ࢖ͬͯΈͨ
    iPhone
    ੺֎ઢܭଌث FASTRun-R
    ໨ඪ: ޡࠩ0.25sҎ಺
    50m
    ελʔτɿ


    ਓ͕͍ͳ͘ͳͬͨΒελʔτ
    50m 15ճશྗ࣬૸
    Start

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  23. © ZOZO, Inc.

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  24. © ZOZO, Inc.
    24
    ※ ܭଌޡࠩ = ΰʔϧϥΠϯ௨աޙଌఆఀࢭ͢Δ·ͰͷϑϨʔϜ਺ / ը໘ऩ࿥࣌ͷfps
    ݕূ݁Ռ
    0.000
    0.100
    0.200
    0.300
    1set 2set 3set
    0.064
    தԝ஋
    0.250
    ໨ඪޡࠩ

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  25. © ZOZO, Inc.
    25
    ※ ܭଌޡࠩ = ΰʔϧϥΠϯ௨աޙଌఆఀࢭ͢Δ·ͰͷϑϨʔϜ਺ / ը໘ऩ࿥࣌ͷfps
    ݕূ݁Ռ
    -0.100
    0.000
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    0.200
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    1set 2set 3set
    தԝ஋
    0.250
    ໨ඪޡࠩ

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  26. © ZOZO, Inc.
    -0.100
    0.000
    0.100
    0.200
    0.300
    1set 2set 3set
    தԝ஋
    0.250
    ໨ඪޡࠩ
    26
    ݕূ݁Ռ
    LiDAR෇͖ͷiPhone1୆Ͱ


    ؾܰʹଌఆͰ͖Δʂ
    ࠓޙͷ՝୊:

    ɾiPhoneͷൃ೤ʹΑΔੑೳ௿Լ


    ɾελʔτͷ߹ਤ


    ɾτϧιʔͷݕग़

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  27. © ZOZO, Inc.
    27
    ʮࣗ෼ͷiPhoneɺLiDAR͍ͭͯͳ͍Α😭ʯ

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  28. © ZOZO, Inc.
    28
    💸 ࠷ޙʹେࣄͳίετͷൺֱ 💸
    ͓ΘΓʹ

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  29. © ZOZO, Inc.
    29
    ੺֎ઢଌఆث iPhone 14 Pro
    = =
    ͓ΘΓʹ

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  30. © ZOZO, Inc.
    30
    ੺֎ઢଌఆث iPhone 14 Pro
    = =
    ͓ΘΓʹ

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  31. Special Thanks
    ߹ಉձࣾϫΠϫΠϑΝΫτϦʔ ༄ຊ༷


    ిؾ௨৴େֶ཮্ڝٕ෦ͷօ༷

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