8min LT: What Makes a Good Counselor? Learning to Distinguish between High-quality and Low-quality Counseling Conversations ΄͔

Uchihashi Kenshi uchi_k @wednesdaymuse About me •yuni, inc. •Freelance Machine Learning Engineer / Researcher •xpaper.challenge ӡӦ •former ະ౿ ژେ৘ใӃ ੴҪݚڀࣨ

yuni, inc. Unity × Unique ɾਫ਼ਆͷෆௐΛධՁ͢Δͷ͕೉͍͠ ɾ΄ͱΜͲͷਓ͕࣏ྍʹߦ͘ඞཁ͕ͳ͍ͱզຫͯ͠͠·͏ ɾܧଓతͳ࣏ྍʹ͔͔Δҩྍඅ͕ඇৗʹߴֹ ͜ΕΒͷ՝୊ʹର͠σʔλʹΑΔղܾࡦΛఏࣔ͠ɺ ਫ਼ਆͷෆௐΛؾܰʹ૬ஊ͠ɺ௕ظతͳࢧԉ͕ड͚ΒΕΔ ϓϥοτϑΥʔϜΛఏڙ͢Δ

#Abstracts 'JHVSBUJWF6TBHF%FUFDUJPOPG4ZNQUPN8PSETUP*NQSPWF 1FSTPOBM)FBMUI.FOUJPO%FUFDUJPO ༩͑ΒΕͨจষ͕ݸਓͷ݈߁ঢ়ଶʹؔ͢ΔݴٴͰ͋Δ͔൱͔Λ൑ఆ͢ Δ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTI CFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT Χ΢ϯηϦϯάʹ͓͚Δձ࿩Ͱͷ૬ޓ࡞༻Λղੳ͢Δ͜ͱͰɺߴ඼࣭ ͳΧ΢ϯηϦϯάͷݴޠతಛ௃Λಋ͖ɺΧ΢ϯηϦϯάͷ࣭ΛධՁ͢ ΔϞσϧΛ࡞੒ͨ͠ 0CTFSWJOH%JBMPHVFJO5IFSBQZ $BUFHPSJ[JOHBOE'PSFDBTUJOH#FIBWJPSBM$PEFT ର࿩ʹΑͬͯಋ͔ΕΔߦಈΛϥϕϦϯά͠ɺ༧ଌϞσϧΛ࡞੒͢Δ͜ ͱͰɺΧ΢ϯηϥʔʹϦΞϧλΠϜͰΨΠμϯεΛఏڙ͢Δ

#Abstracts 5PXBSET"VUPNBUJOH)FBMUIDBSF2VFTUJPO"OTXFSJOHJOB /PJTZ.VMUJMJOHVBM-PX3FTPVSDF4FUUJOH ೆΞϑϦΧʹ͓͚ΔνϟοτϔϧεέΞʹ͓͍ͯɺճ౴ͷ৴པੑ͕௿ ͍ʢεϖϧϛεɺ಺༰͕͓͔͍͠ͳͲʣ͕͋ͬͨͷͰɺςϯϓϨʔτ Λࣄલ࡞੒͔ͦ͜͠Βબ୒ͯ͠΋Β͏ܗࣜʹ͢Δ͜ͱͰԠ౴଎౓ͱਖ਼ ֬ੑ͕େ͖͘޲্ͨ͠ ˞લऀ̎ͭʹ͍ͭͯɺλεΫͷ঺հϝΠϯͰബ͘޿͘঺հ͍͖ͯ͠·͢ɾɾɾʂ 'JOEJOH:PVS7PJDF5IF-JOHVJTUJD%FWFMPQNFOUPG.FOUBM )FBMUI$PVOTFMPST Χ΢ϯηϥʔͷ੒௕աఔΛɺݸਓ͕ܦݧʹج͍ͮͯݴޠߦಈΛมԽ͞ ͤΔఔ౓ΛఆྔԽ͢Δ͜ͱʹΑͬͯ௥੻Ͱ͖ΔΑ͏ʹ͠ɺൃలύλʔ ϯΛྨܕԽͨ͠

'JHVSBUJWF6TBHF%FUFDUJPOPG4ZNQUPN8PSET UP*NQSPWF1FSTPOBM)FBMUI.FOUJPO%FUFDUJPO #Personal Health Mention Detection "$- "EJUI*ZFS $4*30%BUB "EJUZB+PTIJ 4BSWOB[,BSJNJ 3PTT4QBSLT $FDJMF1BSJT DJUBUJPOT ݸਓͷ݈߁ঢ়ଶʹؔ͢ΔݴٴΛݕ஌͢ΔλεΫʢ1).EFUFDUJPOʣΛ $//CBTFEͳख๏Ͱղ͘͜ͱͰ4P5"Λୡ੒ 1FSTPOBM)FBMUI.FOUJPO 1.) %FUFDUJPOͱ͸ɺຊ ਓ΋͘͠͸஌ਓ͕঱ঢ়΍݈߁ঢ়ଶΛܦݧ͍ͯ͠Δ͔Ͳ͏͔Λ ݕ஌͢ΔλεΫ ʮே͔Β֏͕ग़Δʯ͸1).͕ͩɺʮिؒҎ্ͷ֏͸͕Μ ͷةݥੑ͕͋Γ·͢ʯ͸Ұൠతͳ֏ʹؔ͢Δ৘ใͰ͋ͬͯ 1).Ͱ͸ͳ͍ ݸਓͷ݈߁ঢ়ଶʹؔ͢ΔݴٴΛਖ਼֬ʹநग़͢Δ͜ͱͰɺපؾ ͷྲྀߦͷஹީ΍ҩྍਪનͳͲʹܨ͛ΒΕΔ

#Method #CNN 1JQFMJOFͱ'FBUVSF"VHNFOUBUJPOͷ̎ͭͷΞϓϩʔνΛఏҊɻ ൺᄻతදݱ͔൱͔Λݕ஌͢ΔϞδϡʔϧΛ௥Ճ͠ɺൺᄻతදݱͰͳ͍৔߹ ͷΈ1.)EFUFDUJPOΛߦ͏1JQFMJOFΞϓϩʔνͱɺϞδϡʔϧͷग़ྗ Λಛ௃ͱͯ͠৞ΈࠐΉ'FBUVSF"VHNFOUBUJPOΞϓϩʔνͷ̎ͭΛఏҊ 'JHVSBUJWF6TBHF%FUFDUJPOPG4ZNQUPN8PSETUP*NQSPWF1FSTPOBM)FBMUI.FOUJPO%FUFDUJPO pMUFST LFSOFMT QPPMTJ[FESPQPVU CBUDITJ[F FQPDIT "EBNͷ$//͕ϕʔεϥΠϯ

#Result #Figure 1JQFMJOFͰ͸ੑೳ޲্͕ݟΒΕͳ͔͕ͬͨɺ 'FBU"VHΞϓϩʔνͰ͸'஋ͷ޲্͕ݟΒΕͨ 8PSEFNCFEEJOHख๏ΛछʢXPSEWFD (MP7F8PSE/FU .F4)ͳͲʣࢼ͠ɺͦͷฏۉ஋ͰධՁɻ'FBU"VHͷΈͰ޲্ɻ 'JHVSBUJWF6TBHF%FUFDUJPOPG4ZNQUPN8PSETUP*NQSPWF1FSTPOBM)FBMUI.FOUJPO%FUFDUJPO ප໊͝ͱͷධՁͰ΋΄ͱΜͲͷ৔߹'FBU"VH͕ϕʔεϥΠϯΛ্ճͬ ͍ͯΔ

#Conclusion ·ͱΊ ͦ΋ͦ΋1.)EFUFDUJPOͱ͍͏λεΫࣗମΛ஌Βͳ͔͕ͬͨɺݸਓͷ ݈߁ঢ়ଶʹؔ͢ΔݴٴΛநग़Ͱ͖Δ͜ͱͰΞυςΫ΍஍Ҭͷײછ঱ਐߦ ঢ়گɺපؾͷૣظൃݟͳͲ༷ʑͳԠ༻͕Ͱ͖ͦ͏ͩͳͱࢥͬͨ 'JHVSBUJWF6TBHF%FUFDUJPOPG4ZNQUPN8PSETUP*NQSPWF1FSTPOBM)FBMUI.FOUJPO%FUFDUJPO 1.)ͷಛੑͱͯ͠ɺҰൠతͳݴٴͰ͸ͳࣗ͘਎͋Δ͍͸஌ਓͷ݈߁ঢ়ଶ ʹ͍ͭͯͷݴٴͷΈநग़͠ͳ͚Ε͹ͳΒͳ͍͕ɺ͜͜ʹൺᄻతදݱͰࣦ ഊ͢Δέʔε͕͋Δ͜ͱΛൃݟͨ͜͠ͱࣗମ͸໘ന͍ʢͦΕ͕ͲΕ͘Β͍ ˠʮύϦ͕͘͠ΌΈ͢ΔͱɺϤʔϩού͸෩अΛͻ͘ʯͱ͍͏ྫ͕ڍ͛ ΒΕ͍͕ͯͨɺ೔ຊޠͩͱ͍͍ྫ͕ࢥ͍͖ͭ·ͤΜͰͨ͠

8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO )JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT #Conversation Analysis "$- 7FSPOJDB1FSF[3PTBT 6OJWFSTJUZPG.JDIJHBO FUBM Χ΢ϯηϦϯάʹ͓͚Δձ࿩Ͱͷ૬ޓ࡞༻Λղੳ͢Δ͜ͱͰɺߴ඼࣭ͳ Χ΢ϯηϦϯάͷݴޠతಛ௃Λಋ͖ɺΧ΢ϯηϦϯάͷ࣭ΛධՁ͢ΔϞσϧΛ࡞੒ Χ΢ϯηϦϯά͸໔ڐͳͲ͕ͳͯ͘΋ՄೳͳͨΊɺ࣭ͷ௿Լ͕ࣾձతͳ໰୊ʹ ͳ͍ͬͯΔɻ࣭ͷߴ͍ɾ௿͍Χ΢ϯηϦϯάͷಛ௃Λಋ͖ɺͦΕΒΛϦΞϧλ ΠϜͰධՁͨ͠ΓΧ΢ϯηϥʔͷڭҭʹͭͳ͛Δ͜ͱͰ͜ͷ໰୊Λղܾ͍ͨ͠ Χ΢ϯηϦϯάྫɻ$͕ΫϥΠΞϯτͰ5͕Χ΢ϯηϥʔʢηϥϐετʣ

#Dataset #Motivation Interviewing #Labeling .PUJWBUJPOBM*OUFSWJFXJOH .* ͱݺ͹ΕΔɺΧ΢ϯηϦϯά͕ ߦΘΕ͍ͯΔσʔλͷΈΛ:PV5VCFͳͲ͔Βऔಘ͠ɺखಈͰϥϕϦϯά Χ΢ϯηϦϯάͷ࣭ʹؔͯ͠͸ɺઌߦݚڀΛࢀߟʹධՁɻͬ͘͟Γݴ͏ ͱɺ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT ʙ෼ఔ౓ͷΧ΢ϯηϦϯάಈըݸ͔Βɺݸͷߴ඼࣭ಈըͱ ͷ௿඼࣭ಈըʹϥϕϦϯά ձ࿩಺༰͸ਫ਼ਆෆௐɺېԎɺΞϧίʔϧɺༀ෺ɺμΠΤοτͳͲͷ݈߁τϐο ͕த৺ ࣭ͷߴ͍Χ΢ϯηϦϯά͸ϦϑϨΫγϣϯϦεχϯάʢฉ͖௚ͯ͠૬खͷ ߟ͑Λ੔ཧ͢Δํ๏࿦ʣɺ࣭໰ɺܾఆͷαϙʔτɺڠௐͳͲͷಛ௃͕͋Δ ࣭ͷ௿͍Χ΢ϯηϦϯά͸Ϧεχϯά͕࣌ؒ୹͘ൃ࿩͕࣌ؒ௕͍ɺΫϥΠ Ξϯτͱରཱ͢Δɺ૬खͷڐՄͳ͠ʹΞυόΠεΛ͢ΔͳͲͷಛ௃͕͋Δ

#Words, Turn Analysis #Question, Reflection Analysis ߴɾ௿඼࣭ͷΧ΢ϯηϦϯάΛൺֱ ߴɾ௿඼࣭ͳΧ΢ϯηϦϯάΛൺֱ͢Δͱɺൃ࿩௕΍ൃ࿩ස౓ɺײ৘෼ ෍ɺ࣌ܥྻͰݟͨײ৘มԽʹେ͖ͳҧ͍͕ݟΒΕΔଞɺ࣭໰਺΍૬खͷҙ ਤΛ܁Γฦ͢Α͏ͳൃ࿩ͷ਺ʹେ͖ͳҧ͍͕ݟΒΕΔ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT

#Conversation Theme ൃ࿩ͷςʔϚΛൺֱ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT είΞ͕ΑΓେ͖͚Ε͹࣭ͷߴ͍ɺখ͚͞Ε͹࣭ͷ௿͍Χ΢ϯηϦϯάͷಛ௃ ߴɾ௿඼࣭ͳΧ΢ϯηϦϯάͷձ࿩ςʔϚΛൺֱ͢ΔͱɺNPUJWBUJPO΍ QMBOͳͲͷಛఆͷςʔϚ͕࣭ͷߴ͞ͱ૬͍ؔͯͯ͠ɺ͔ͭΫϥΠΞϯτͱ ίϯαϧλϯτͰςʔϚʹඍົͳҧ͍͕ݟΒΕΔ͜ͱ͕Θ͔Δ

#Feature #Alignment #LSM "MJHONFOUಛ௃ͱͯ͠-4. -$.Λ࢖༻ ਺ྔࢺɺ઀ଓࢺɺ෭ࢺɺॿಈࢺɺલஔࢺɺףࢺɺਓশ୅໊ࢺɺ͓Αͼඇਓ শ୅໊ࢺΛؚΉɺ-*8$ࣙॻʢ5BVTD[JLBOE1FOOFCBLFSɺʣͷ ͭͷݴޠϚʔΧʔશମͰλʔϯϨϕϧͰධՁ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT -JOHVJTUJD4UZMF.BUDIJOH -4. -JOHVJTUJD4UZMF$PPSEJOBUJPO -4$ Χ΢ϯηϥʔͱΫϥΠΞϯτͷݴޠతಛ௃ͷҰக౓ΛධՁ͢Δ

#Method #Feature Extraction /HSBN୯ޠͱ୯ޠϖΞͷग़ݱස౓ 4FNBOUJD-*8$ 8PSE/FUΛ࢖ͬͨҙຯతΧςΰϦ෇༩ .FUBGFBUVSFΧ΢ϯηϥʔɾΫϥΠΞϯτͷൃ࿩਺ɺ୯ޠ਺ɺׂ߹౳ 4FOUJNFOUϙδωΨχϡʔτϥϧͷ൑ఆΛ͠ɺͦΕΒͷ਺΍ೖΕସΘΓ ස౓ɺ࣌ܥྻ৘ใ "MJHONFOU-4. -4$ಛ௃ 5PQJDTճؼ෼ੳͰಘΒΕͨҼࢠ͝ͱͷείΞ .*5*CFIBWJPSTϦϑϨΫγϣϯϦεχϯάͷׂ߹ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT ෳ਺ͷಛ௃Λఆٛ͠ɺ࣭ͷ༧ଌΛߦͬͨ

#Conclusion ·ͱΊ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT ൃ࿩཰΍ϦϑϨΫγϣϯϦεχϯάɺΞϥΠϝϯτͷҰகͳͲɺײ֮తʹ ͸Θ͔͍ͬͯͨ͜ͱ͚ͩΕͲ΋ɺߴ඼࣭ͳΧ΢ϯηϦϯάͷಛ௃ΛࣗΒ σʔλΛ࡞ͬͯղੳ͍ͯ͠Δͱ͜Ζ͕Ғ͍ Χ΢ϯηϦϯάͷ඼࣭Λ໿ఔ౓ͷਫ਼౓Ͱ٬؍తʹධՁ͢Δ͜ͱ͕Ͱ ͖ΔΑ͏ʹͳΔ͜ͱͰɺΧ΢ϯηϥʔͷڭҭ΍ϦΞϧλΠϜϑΟʔυόο ΫʹΑΔࢧԉͳͲʹܨ͛ΒΕΔ͠ɺ·ͨνϟοτϘοτͳͲͰΧ΢ϯη ϦϯάΛ͢Δಓ΋։͚Δ͔΋