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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౿ ژେใӃ ੴҪݚڀࣨ -
#Abstracts 'JHVSBUJWF6TBHF%FUFDUJPOPG4ZNQUPN8PSETUP*NQSPWF 1FSTPOBM)FBMUI.FOUJPO%FUFDUJPO ༩͑ΒΕͨจষ͕ݸਓͷ݈߁ঢ়ଶʹؔ͢ΔݴٴͰ͋Δ͔൱͔Λఆ͢ Δ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTI CFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT ΧϯηϦϯάʹ͓͚ΔձͰͷ૬ޓ࡞༻Λղੳ͢Δ͜ͱͰɺߴ࣭ ͳΧϯηϦϯάͷݴޠతಛΛಋ͖ɺΧϯηϦϯάͷ࣭ΛධՁ͢
ΔϞσϧΛ࡞ͨ͠ 0CTFSWJOH%JBMPHVFJO5IFSBQZ $BUFHPSJ[JOHBOE'PSFDBTUJOH#FIBWJPSBM$PEFT ରʹΑͬͯಋ͔ΕΔߦಈΛϥϕϦϯά͠ɺ༧ଌϞσϧΛ࡞͢Δ͜ ͱͰɺΧϯηϥʔʹϦΞϧλΠϜͰΨΠμϯεΛఏڙ͢Δ -
#Abstracts 5PXBSET"VUPNBUJOH)FBMUIDBSF2VFTUJPO"OTXFSJOHJOB /PJTZ.VMUJMJOHVBM-PX3FTPVSDF4FUUJOH ೆΞϑϦΧʹ͓͚ΔνϟοτϔϧεέΞʹ͓͍ͯɺճͷ৴པੑ͕ ͍ʢεϖϧϛεɺ༰͕͓͔͍͠ͳͲʣ͕͋ͬͨͷͰɺςϯϓϨʔτ Λࣄલ࡞͔ͦ͜͠Βબͯ͠Β͏ܗࣜʹ͢Δ͜ͱͰԠͱਖ਼ ֬ੑ͕େ্͖ͨ͘͠ ˞લऀ̎ͭʹ͍ͭͯɺλεΫͷհϝΠϯͰബ͘͘հ͍͖ͯ͠·͢ɾɾɾʂ 'JOEJOH:PVS7PJDF5IF-JOHVJTUJD%FWFMPQNFOUPG.FOUBM )FBMUI$PVOTFMPST
ΧϯηϥʔͷաఔΛɺݸਓ͕ܦݧʹج͍ͮͯݴޠߦಈΛมԽ͞ ͤΔఔΛఆྔԽ͢Δ͜ͱʹΑͬͯͰ͖ΔΑ͏ʹ͠ɺൃలύλʔ ϯΛྨܕԽͨ͠ -
'JHVSBUJWF6TBHF%FUFDUJPOPG4ZNQUPN8PSET UP*NQSPWF1FSTPOBM)FBMUI.FOUJPO%FUFDUJPO #Personal Health Mention Detection "$- "EJUI*ZFS $4*30%BUB "EJUZB+PTIJ
4BSWOB[,BSJNJ 3PTT4QBSLT $FDJMF1BSJT DJUBUJPOT ݸਓͷ݈߁ঢ়ଶʹؔ͢ΔݴٴΛݕ͢ΔλεΫʢ1).EFUFDUJPOʣΛ $//CBTFEͳख๏Ͱղ͘͜ͱͰ4P5"Λୡ 1FSTPOBM)FBMUI.FOUJPO 1.) %FUFDUJPOͱɺຊ ਓ͘͠ਓ͕ঢ়݈߁ঢ়ଶΛܦݧ͍ͯ͠Δ͔Ͳ͏͔Λ ݕ͢ΔλεΫ ʮே͔Β֏͕ग़Δʯ1).͕ͩɺʮिؒҎ্ͷ֏͕Μ ͷةݥੑ͕͋Γ·͢ʯҰൠతͳ֏ʹؔ͢ΔใͰ͋ͬͯ 1).Ͱͳ͍ ݸਓͷ݈߁ঢ়ଶʹؔ͢ΔݴٴΛਖ਼֬ʹநग़͢Δ͜ͱͰɺපؾ ͷྲྀߦͷஹީҩྍਪનͳͲʹܨ͛ΒΕΔ -
#Method #CNN 1JQFMJOFͱ'FBUVSF"VHNFOUBUJPOͷ̎ͭͷΞϓϩʔνΛఏҊɻ ൺᄻతදݱ͔൱͔Λݕ͢ΔϞδϡʔϧΛՃ͠ɺൺᄻతදݱͰͳ͍߹ ͷΈ1.)EFUFDUJPOΛߦ͏1JQFMJOFΞϓϩʔνͱɺϞδϡʔϧͷग़ྗ Λಛͱͯ͠ΈࠐΉ'FBUVSF"VHNFOUBUJPOΞϓϩʔνͷ̎ͭΛఏҊ 'JHVSBUJWF6TBHF%FUFDUJPOPG4ZNQUPN8PSETUP*NQSPWF1FSTPOBM)FBMUI.FOUJPO%FUFDUJPO pMUFST LFSOFMT
QPPMTJ[FESPQPVU CBUDITJ[F FQPDIT "EBNͷ$//͕ϕʔεϥΠϯ -
8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO )JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT #Conversation Analysis "$- 7FSPOJDB1FSF[3PTBT 6OJWFSTJUZPG.JDIJHBO FUBM ΧϯηϦϯάʹ͓͚ΔձͰͷ૬ޓ࡞༻Λղੳ͢Δ͜ͱͰɺߴ࣭ͳ
ΧϯηϦϯάͷݴޠతಛΛಋ͖ɺΧϯηϦϯάͷ࣭ΛධՁ͢ΔϞσϧΛ࡞ ΧϯηϦϯά໔ڐͳͲ͕ͳͯ͘ՄೳͳͨΊɺ࣭ͷԼ͕ࣾձతͳʹ ͳ͍ͬͯΔɻ࣭ͷߴ͍ɾ͍ΧϯηϦϯάͷಛΛಋ͖ɺͦΕΒΛϦΞϧλ ΠϜͰධՁͨ͠ΓΧϯηϥʔͷڭҭʹͭͳ͛Δ͜ͱͰ͜ͷΛղܾ͍ͨ͠ ΧϯηϦϯάྫɻ$͕ΫϥΠΞϯτͰ5͕Χϯηϥʔʢηϥϐετʣ -
#Dataset #Motivation Interviewing #Labeling .PUJWBUJPOBM*OUFSWJFXJOH .* ͱݺΕΔɺΧϯηϦϯά͕ ߦΘΕ͍ͯΔσʔλͷΈΛ:PV5VCFͳͲ͔Βऔಘ͠ɺखಈͰϥϕϦϯά ΧϯηϦϯάͷ࣭ʹؔͯ͠ɺઌߦݚڀΛࢀߟʹධՁɻͬ͘͟Γݴ͏ ͱɺ
8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT ʙఔͷΧϯηϦϯάಈըݸ͔Βɺݸͷߴ࣭ಈըͱ ͷ࣭ಈըʹϥϕϦϯά ձ༰ਫ਼ਆෆௐɺېԎɺΞϧίʔϧɺༀɺμΠΤοτͳͲͷ݈߁τϐο ͕த৺ ࣭ͷߴ͍ΧϯηϦϯάϦϑϨΫγϣϯϦεχϯάʢฉ͖ͯ͠૬खͷ ߟ͑Λཧ͢Δํ๏ʣɺ࣭ɺܾఆͷαϙʔτɺڠௐͳͲͷಛ͕͋Δ ࣭ͷ͍ΧϯηϦϯάϦεχϯά͕࣌ؒ͘ൃ͕͍࣌ؒɺΫϥΠ Ξϯτͱରཱ͢Δɺ૬खͷڐՄͳ͠ʹΞυόΠεΛ͢ΔͳͲͷಛ͕͋Δ -
#Words, Turn Analysis #Question, Reflection Analysis ߴɾ࣭ͷΧϯηϦϯάΛൺֱ ߴɾ࣭ͳΧϯηϦϯάΛൺֱ͢Δͱɺൃൃසɺײ ɺ࣌ܥྻͰݟͨײมԽʹେ͖ͳҧ͍͕ݟΒΕΔଞɺ࣭૬खͷҙ ਤΛ܁Γฦ͢Α͏ͳൃͷʹେ͖ͳҧ͍͕ݟΒΕΔ
8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT -
#Feature #Alignment #LSM "MJHONFOUಛͱͯ͠-4. -$.Λ༻ ྔࢺɺଓࢺɺ෭ࢺɺॿಈࢺɺલஔࢺɺףࢺɺਓশ໊ࢺɺ͓Αͼඇਓ শ໊ࢺΛؚΉɺ-*8$ࣙॻʢ5BVTD[JLBOE1FOOFCBLFSɺʣͷ ͭͷݴޠϚʔΧʔશମͰλʔϯϨϕϧͰධՁ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT
-JOHVJTUJD4UZMF.BUDIJOH -4. -JOHVJTUJD4UZMF$PPSEJOBUJPO -4$ ΧϯηϥʔͱΫϥΠΞϯτͷݴޠతಛͷҰகΛධՁ͢Δ -
#Method #Feature Extraction /HSBN୯ޠͱ୯ޠϖΞͷग़ݱස 4FNBOUJD-*8$ 8PSE/FUΛͬͨҙຯతΧςΰϦ༩ .FUBGFBUVSFΧϯηϥʔɾΫϥΠΞϯτͷൃɺ୯ޠɺׂ߹ 4FOUJNFOUϙδωΨχϡʔτϥϧͷఆΛ͠ɺͦΕΒͷೖΕସΘΓ සɺ࣌ܥྻใ "MJHONFOU-4.
-4$ಛ 5PQJDTճؼੳͰಘΒΕͨҼࢠ͝ͱͷείΞ .*5*CFIBWJPSTϦϑϨΫγϣϯϦεχϯάͷׂ߹ 8IBU.BLFTB(PPE$PVOTFMPS -FBSOJOHUP%JTUJOHVJTICFUXFFO)JHIRVBMJUZBOE-PXRVBMJUZ$PVOTFMJOH$POWFSTBUJPOT ෳͷಛΛఆٛ͠ɺ࣭ͷ༧ଌΛߦͬͨ