SIGGRAPH2020勉強会 "Creative Fabrication"

1. $SFBUJWF
   'BCSJDBUJPO
2. 2 1BQFS
   *OGPSNBUJPO $PNQVUBUJPOBM
   *NBHF
   .BSLJOH
   PO
   .FUBMT
   WJB
   -BTFS
   *OEVDFE
   )FBUJOH 4FCBTUJBO
   $VDFSDB
   1JPUS
   %JEZL
   )BOT1FUFS
   4FJEFM
   7BIJE
   #BCBFJ .BY
   1MBODL
   *OTUJUVUF
   GPS
   *OGPSNBUJDT
   (FSNBOZ
   6JWFSTJUB
   EFMMB
   4WJ[[FSB
   JUBMJBOB
   4XJU[FSMBOE
3. 3 • νλϯ΍εςϯϨεͱ͍ͬͨۚଐͷද໘ʹࢎԽൽບΛ࡞Γɼޫͷׯবʹ Αͬͯൃ৭ͤ͞ΔʮϨʔβʔΧϥʔϚʔΩϯάʯͱݺ͹ΕΔٕज़͕͋Δ
   • Ճ޻ػ͸Ϩʔβʔڧ౓ͳͲෳ਺ͷࣗ༝౓Λ࣋ͪɼௐઅ͸؆୯Ͱ͸ͳ͍
   ʢΧϥϑϧ͔ͭߴղ૾౓ͳྑ͍݁ՌΛಘΒΕΔΑ͏ʹ͢Δͷ͸ͳ͓ͷ͜ͱ େมʣ
   ˣ
   • ຊ࿦จͰ͸ɼܭଌϕʔε͔ͭσʔλυϦϒϯͰ࠷దԽͨ͠$PMPS*NBHF
   3FQSPEVDUJPO
   8PSLGMPXΛߏஙͨ͠
   • ΠϯΫδΣοτϓϦϯλʔͷΧϥʔΩϟϦϒϨʔγϣϯͷΑ͏ͳϫʔ ΫϑϩʔͰͰ͖ΔΑ͏ʹ͢Δ *OUSPEVDUJPO ϨʔβʔΧϥʔϚʔΩϯά ϨʔβʔΧϥʔϚʔΩϯάͷྫ ൃ৭ͷݪཧ
4. 4 • ৭Λ࠶ݱ͢Δػࡐʹ͓͍ͯɼ৭ҬΛܾఆ͢Δ͜ͱ͸ෆՄܽʢΧϥʔϓϦϯλʔ΋৭Ҭ͕͋Δʣ
   • Ұํɼ৭ҬͷΈΛ༏ઌ͢Δ͋·Γɼղ૾౓͕ࣦΘΕͯ΋ࠔΔʢFY
   ࠼౓͸ߴ͍͕ϐον͕ૈ͗͢Δʣ
   • ΑͬͯɼҎԼ̑ͭͷج४Λຬͨ͢Α͏ͳ৭Ҭͷ࠷దԽʢଟ໨త࠷దԽ໰୊ʣ͕ඞཁ
   • $ISPNBUJDJUZ
   ๛͔ͳ৭࠼Λ࣮ݱ
   • )VF
   TQSFBE
   ৭ΛภΒͳ͍Α͏ʹ
   • 3FTPMVUJPO
   ղ૾౓
   • 1FSGPSNBODF
   TQBDF
   EJWFSTJUZ
   • %FTJHO
   TQBDF
   EJWFSTJUZ
   • ྫ͑͹ҹ࡮ػͰ͸ύονΛҹ࡮ͯ͠ܭଌ͠ɼҹ࡮ػͷ৭Ҭʹ߹Θͤͨ-65Λ࡞੒͢Δ 1SPQPTFE
   .FUIPE (BNVU
   &YQMPSBUJPOʢ৭Ҭ୳ࡧʣ .$.0(" .POUF$BSMP
   .VMUJPCKFDUJWF
   (FOFUJD
   "MHPSJUIN ͷ̍ΠςϨʔγϣϯ
5. 5 • ৭Ҭ͕ܾఆ͞ΕΕ͹ɼޙ͸ී௨ͷϓϦϯλʔͱಉ༷ͷॲཧͱ ͳ͍ͬͯ͘
   • (BNVU
   .BQQJOH
   ৭Ҭʹ߹Θͤͯը૾Λ৭ม׵
   • $PMPS
   4FQFSBUJPO
   ج४৭ 3(#ϓϦϯλʔͳΒ3 ( # ʹ෼ׂ
   • )BMGUPOJOH
   ϋʔϑτʔϯҹ࡮ͱಉ͡Α͏ʹೱ౓Λ࠶ݱ
   • 7FDUPSJ[BUJPO
   ϨʔβʔϚʔΩϯά࣌͸ઢඳըͳͷͰϥ Πϯঢ়ʹ 1SPQPTFE
   .FUIPE *NBHF
   3FQSPEVDUJPO $PMPS
   3FQSPEVDUJPO
   8PSLGMPX
6. 6 • ϨʔβʔϚʔΩϯά͸ӈͷࣸਅͷΑ͏ͳηοτΞοϓΛ४උ࣮ͯ͠ߦ
   • Ճ޻ʹ͓͍ͯ͸̓ͭͷύϥϝʔλʔΛར༻
   • 'SFRVFODZ
   ܁Γฦ͠प೾਺
   • 1PXFS
   ڧ౓
   • 1VMTF
   XJEUI
   ύϧε෯
   • 4QFFE
   Ճ޻෦ͷҠಈ଎౓ FYNNT
   • -JOF
   DPVOU
   
   DMVTUFS಺ͷϥΠϯ਺
   • )BUDIJOH
   DMVTUFS಺ͷϥΠϯؒͷڑ཭
   • 1BTT
   DPVOU
   ԿճಉҰՕॴͷϥΠϯΛඳը͢Δ͔ &YQFSJNFOU "CPVU
   -BTFS
7. 7 • ࠨ
   JOQVU
   JNBHF
   • தԝ
   (BNVU
   .BQQJOH ޙͷը૾
   • ӈ
   ϨʔβʔϚʔΩϯά ʹΑΔඳը݁Ռ 3FTVMU ݁Ռ
8. 8 1BQFS
   *OGPSNBUJPO $PNQVUBUJPOBM
   1BSRVFUSZ
   'BCSJDBUFE
   4UZMF
   5SBOTGFS
   XJUI
   8PPE
   1JYFMT +VMJBO
   *TFSJOHIBVTFO
   .JDIBFM
   8FJONBOO
   8FJ[IFO
   )VBOH
   .BUUIJBT
   #
   )VMMJO 6OJWFSTJUZ
   PG
   #POO
   (FSNBOZ
9. 9 • 1BSRVFUSZ ύʔέοτϦʔ ͱݺ͹ΕΔ໦໨Λ׆༻ͨ͠දݱ͕͋Δ
   • ը૾Λೖྗͱ͠ɼ1BSRVFUSZʹΑΔ࠶ݱ GBCSJDBUJPO Λߦ͏ϫʔΫϑ ϩʔͷ࣮ݱ͓ΑͼۙࣅΞϧΰϦζϜͷఏҊΛߦͬͨ .PUJWBUJPO ຊ࿦จͷϞνϕʔγϣϯͱ΍ͬͨ͜ͱ 1BSRVFUSZʹΑΔϙʔτϨʔτ࡞඼ͷྫ 1BSRVFUSZͷྫ
10. 10 • ࡞੒ϓϩηε͸ҎԼͷ௨Γ
    • ໦ࡐΛ༻ҙ͠ɼεΩϟχϯάͯ͠ςΫενϟը૾Λ༻ҙ
    • λʔήοτΠϝʔδͱ߹Θͤͯɼ૊Έ߹ΘͤʢΧοτύλʔϯͱ഑ஔʣΛܭࢉ
    • ࣮ࡍʹ໦ࡐΛΧοτ͠ɼ૊Έ߹Θͤɼݻఆ͢Δͱ׬੒ 1SPQPTFE
    .FUIPE 'BCSJDBUJPO
    1SPDFTT 1SPQPTFE
    &OEUP&OE
    1SPDFTT
11. 11 • ̎छྨͷϑΟϧλʔʢڧ౓ϑΟϧλʔɾκʔϕϧϑΟϧλʔʣΛը૾ʹରͯ͠ద༻͠ɼಛ௃ྔΛநग़
    •
    • λʔήοτը૾ͱςΫενϟ ໦ࡐ ͕େ͖͘ҟͳΔ৭Ҭ΍ϑΟϧλʔԠ౴஋Λ࣋ͪ͏ΔͷͰɼώετάϥϜϚονϯάΛ ద༻ $%'CBTFE
    IJTUPHSBN
    FRVBMJ[BUJPO
    • ͨͩ͠ɼ࣮ࡍʹద༻ͯ͠ΈΔͱద༻͕ա৒Ͱ͋ͬͨͨΊɼݩͷλʔήοτڧ౓ͱద༻ޙͷڧ౓Λิؒͨ͠
    •
    • *5
    λʔήοτը૾ɼ*4
    ιʔεςΫενϟ F(I) = (wintens ∙ Fintens (I), wedge ∙ Fedge (I)) T F′ intens (IT ) = (1 − whist )Fintens (IT ) + whist Fequalize (It , IS ) 1SPQPTFE
    .FUIPE 'FBUVSF
    &YUSBDUJPO MFGU
    ݩը૾
    NJEEMF
    MFGU
    ڧ౓ϑΟϧλͷΈ
    NJEEMF
    SJHIU
    ิؒ
    SJHIU
    ώετάϥϜϚονϯά
12. 12 • λʔήοτը૾Λλʔήοτύονʹ෼ׂ͠ɼλʔήοτύονͱׂΓ౰ͯΔιʔεύονͷಛ௃ྔͷࠩ෼͕খ͘͞ͳΔ Α͏ʹɼιʔεύονΛܾఆ͍͖ͯ͠·͢
    •
    
    • 15
    λʔήοτύονɼ14
    ιʔεύον
    • ͳ͓ɼλʔήοτը૾ͷύονͷॱ൪͸TBMJFODZ
    TDPSF͔த৺͔Βͷڑ཭ʹґଘͯ͠ιʔτ͢Δ Di,j (x) = np ∑ k=1 (F(PT (pk )) − F(IS,i,ϕj (x + pk ))) 2 PS = arg mini,j,x Di,j (x) 1SPQPTFE
    .FUIPE $VU
    QBUUFSO
    PQUJNJ[BUJPO ࠨ
    TBMJFODZ
    TDPSF
    ӈ
    த৺͔Βͷڑ཭
13. 13 • ̎ͭͷΞϧΰϦζϜ͕ఏҊ͞Ε͍ͯΔ
    • PQUJPOBMͱͳ͍ͬͯͨͷͰຊൃදͰ͸লུ 1SPQPTFE
    .FUIPE 1BUDI
    TIBQF
    PQUJNJ[BUJPO 4IBQF
    PQUJNJ[BUJPOͷ̍ྫ
14. 14 3FTVMUT ݁Ռ
15. 15 1BQFS
    *OGPSNBUJPO 3PCP$VU
    )PUXJSF
    $VUUJOH
    XJUI
    3PCPUDPOUSPMMFE
    'MFYJCMF
    3PET 4JNPO
    %VFOTFS
    3PJ
    1PSBOOF 
    #FSOIBSE
    5IPNBT[FXTLJ 
    4UFMJBO
    $PSPT &5)
    ;VSJDI
    6OJWFSTJUZ
    PG
    )BJGB
    6OJWFSTJUF
    EF
    .POUSFBM
16. 16 • σϡΞϧϩϘοτΞʔϜΛ༻͍ ͯɼϗοτϫΠϠʔΧοτʹΑ ΔGBCSJDBUJPOख๏ͷఏҊ
    • ࣮ݱʹ͸ओʹ̏ͭͷλεΫͷ࣮ ߦ͕ඞཁ
    • ϩϘοτΞʔϜͷಈ͖ʹ ൐͏ܗঢ়౳ͷมԽ
    • λʔήοτܗঢ়ʹͳΔΑ ͏ͳαʔϑΣεۙࣅ
    • ϫΠϠʔΧοτΛߦ͏্ Ͱͷύεܗ੒ 0WFSWJFX ຊ࿦จͷશମ૾
17. 17 • ϩϘοτΞʔϜͷ֯౓RͱͦΕʹΑܾͬͯ·ΔϫΠϠʔܗঢ় ࠲ඪ YΛλʔ ήοτܗঢ়͔ΒٻΊ͍ͯ͘
    • 6L͸λʔήοτܗঢ়ͷ·ͩΧοτ͞Ε͍ͯͳ͍෦෼ͷ࠲ඪͰɼ6LʹରԠ͢ ΔY࠲ඪΛܾఆ͍ͯ͘͠ 1SPQPTFE
    .FUIPE ϫΠϠʔܗঢ়ͷܾΊํ ಈ࡞؀ڥͱؔ࿈ύϥϝʔλ ϫΠϠʔܗঢ়ͷܾΊํ
18. 18 • ϫΠϠʔܗঢ়ɾಈ࡞ͷ࠷దԽΛ ߦ͍ͬͯΔ
    • ͳ͓ɼ࠷దԽΛߦ͏্Ͱ͸࠷ॳ ʹϥϑͳύε͕ඞཁͱͳΔ͕ɼ ͜ͷύε͸Ϣʔβʔʹॻ͔ͤͯ ΋ྑ͍͠ɼ׬શࣗಈԽͰߦ͏͜ ͱ΋Ͱ͖Δ 1SPQPTFE
    .FUIPE ϫΠϠʔಈ࡞ͷ࠷దԽ
19. 19 • ܗͷ੾Γग़͠Λͨ͠ΓɼΧοτͨ͠΋ͷ͔Βͷ૊Έཱͯ΋Ͱ͖Δ 3FTVMUT 'BCSJDBUJPO
    3FTVMUT ݁Ռ