Paper review: (Re)construing Meaning in NLP

3F DPOTUSVJOH.FBOJOHJO/-1 4FBO5SPUU 5JBHP5JNQPOJ5PSSFOU /BODZ$IBOH BOE/BUIBO4DIOFJEFS "$- ಡΉਓɿए࡚ᰜʢ౦ژେֶٶඌݚڀࣨ.ʣ ୈճ࠷ઌ୺/-1ษڧձ
೥݄೔

֓ཁ w $POTUSVBMͱ͍͏ݱ৅ w -BOHBDLFSͷೝ஌จ๏ͷ༻ޠ w ༁ޠͱͯ͠͸ʮղऍʯʮଊ͑ํʯʮࣄଶ೺ѲʯͳͲ͕ݟ౰ͨΔ w ೝ஌ݴޠֶʗ৺ཧݴޠֶʗࣗવݴޠॲཧͳͲΛԣஅ͢ΔαʔϕΠత಺༰ w
$POTUSVBMΛߏ੒͢Δཁૉ EJNFOTJPOT Λͭ঺հ w ࣮ࡍͷࣗવݴޠॲཧͷ໰୊ͱͲͷΑ͏ʹؔ࿈͢Δ͔ʁ w ݴޠදݱͷҙຯɾଟ༷ੑΛଊ͑Δ্Ͱɺࠓͦࣗ͜વݴޠॲཧʹ΋͜ͷࢹ఺͕ඞཁʂ 2

0VUMJOF ҙຯͱ͸Կ͔ɺDPOTUSVBMͱ͸Կ͔ɺԿ͕ͦΕΛܗ࡞Δͷ͔ έʔεελσΟɿ/-1λεΫͷதͷDPOTUSVBMʹؔΘΔ՝୊ ߟ࡯ɾ·ͱΊɾࢲݟ 3

$POTUSVBMͱ͸ w ҙຯͱ͸Կ͔ʁͭͷࢹ఺ w σʔλϕʔεతʢਅཧ৚݅తʣࢹ఺WT֓೦Խతࢹ఺ w ʮҙຯ͸࣍ͷͭʹରͯ͠૬ରԽ͞ΕΔʯʢϑϨʔϜҙຯ࿦ͷ֦ுʣɿ w ֓೦಺༰ DPODFQUVBMDPOUFOU
۩ମ෺ɺಈ࡞ͳͲ w จ຺ DPNNVOJDBUJWFDPOUFYU ඇݴޠత৘ใ΋ؚΉ w ଊ͑ํ DPOTUSVBM จ຺ʹԠͨ͡ಈతͳҙຯߏஙɺҙਤͷFODPEFEFDPEF 5

%JNFOTJPOTPGDPOTUSVFENFBOJOH w ଊ͑ํΛܗ࡞Δͷ͸Կ͔ʁˠҰൠͷೝ஌ϓϩηεʹཱ٭ͨ͠ྨܕԽ͕ࢼΈΒΕ͍ͯΔ w /-1ʹ࠷΋ؔ࿈͢ΔͭͷEJNFOTJPOTΛ঺հ w 1&341&$5*7& w 130.*/&/$& w
3&40-65*0/ w $0/'*(63"5*0/ w .&5"1)03 6

1&341&$5*7& w ࣌ؒతࢹ఺ɺۭؒతࢹ఺͕Ͳ͜ʹ͋Δ͔ w ྫ w .ZNPSOJOH ZPVSFWFOJOH w ͓฼͞Μ͸\๻ͷલʹʗຓͷޙΖʹ^͍Δ
7

130.*/&/$& w ৔໘ͷͲ͜ʹ஫ҙ͕ஔ͔Ε͍ͯΔ͔ w ྫ w $IVDLCPVHIUBDBSGSPN+FSSZ+FSSZTPMEBDBSUP$IVDL +FSSZQBJE$IVDLGPSUIFDBS w *XPSLBU.JDSPTPGU*XPSLGPS.JDSPTPGU
w *CSPLFUIFNPOJUPS5IFNPOJUPSCSPLF 8

3&40-65*0/ w ֓೦Λදݱ͢Δղ૾౓ w ྫ w 1VH%PH.BNNBM"OJNBM&OUJUZ w ே೫ࢁ͸ޚባւΛ׬ᘳͳӈ࢛͔ͭΒ߽շͳࠨ্ख౤͛Ͱస͕ͨ͠ɻ w
ே೫ࢁ͕ޚባւʹ্ख౤͛Ͱউͬͨɻ w ྗ͕࢜૬खΛ౤͛ͨɻ ʢIUUQTXXXDIVOJDIJDPKQBSUJDMFΑΓҰ෦վมʣ 9

$0/'*(63"5*0/ w ಺ࡏతɾߏ଄తͳੑ࣭ͷଊ͑ํ w ྫ w )FSBOUPUIFTUPSF)FXBTSVOOJOHUPUIFTUPSF w BVUVNOCFBVUJGVMMFBWFTBVUVNOCFBVUJGVMGPMJBHF 10

.&5"1)03 w ྖҬΛލ͍ͩൺֱɺߏ଄ͷࣸ૾ w ྫ w 8F`SFBQQSPBDIJOHUIFFOEPGUIFZFBS w 5IFEFBEMJOFJTCBSSFMJOHUPXBSETNF 11

έʔεελσΟ w ͲͷΑ͏ʹDPOTUSVBMͱ͍͏֓೦͕׆༻͞Ε͏Δ͔ʁ w ձ࿩Ξγελϯτ w )VNBOSPCPUJOUFSBDUJPO w ύϥϑϨʔζੜ੒ 13

$BTFձ࿩Ξγελϯτ w ͜͏͍͏ձ࿩ w 6TFS8IFOJTNZXJUI$IVDL w "HFOU1.UPEBZ JONJOVUFT w
6TFS*TUIFSFBOPUIFSTMPUTPPO w "HFOU/PUUPEBZ TIPVME*DIFDLUPNPSSPX w 6TFS-FU`TQVTIJUUPIJTUPNPSSPXFWFOJOH w "HFOU3FTDIFEVMFEXJUI$IVDLGPS1.UPNPSSPX 1.JO#SB[JM 14

$BTF)VNBOSPCPUJOUFSBDUJPO w ଞͷϞμϦςΟʢࢹ֮ɺ৮֮ɺʜʜʣ΁ͷάϥ΢ϯσΟϯά w ʢྫʣྉཧͷϨγϐ w *OBNFEJVNCPXM DSFBNUPHFUIFSUIFTVHBSBOECVUUFS w #FBUJOUIFFHHT
POFBUBUJNF UIFOTUJSJOUIFWBOJMMB 15

$BTFύϥϑϨʔζੜ੒ w ࣍ͷจͷ૊͸ύϥϑϨʔζͱͯ͠Ͳ͏ධՁ͞ΕΔ΂͖͔ʁ w *XPSLBU.JDSPTPGU*XPSLGPS.JDSPTPGU w 5IFTUBUVFTUBOETJOUIFQMB[B5IFTUBUVFJTTUBOEJOHJOUIFQMB[B w 5IFUFBDIFSTBUPOUIFTUVEFOUT`MFGU/FYUUPUIFDIJMESFOXBTBNBNNBM w
$POTUSVBMͷEJNFOTJPOTΛ౿·͑Δ͜ͱͰద੾ͳධՁʹۙͮ͘ w ݴޠදݱͷଟ༷ੑʹରͯ͠ମܥతʹΞϓϩʔνͰ͖Δ w ΠϝʔδΩϟϓγϣχϯάͳͲͰ΋ಉ༷ͷ՝୊ 16

%JTDVTTJPO w $POTUSVBMΛ౿·͑ͯɺͲ͏ݚڀΛਐΊΔ΂͖͔ʁ w ΑΓྑ͍ධՁࢦඪͷ࡞੒ w $POTUSVBMͷEJNFOTJPOTΛධՁ࣠ͱͯ͠ߟ͑ΒΕΔՄೳੑ w ೝ஌Պֶͱͯ͠ͷԣͷܨ͕ΓͷڧԽ w
ʢྫʣ৺ཧݴޠֶతσʔλΛ༻͍ͨݴޠϞσϧϓϩʔϏϯάͷൃల w ྨܕֶɺࣾձݴޠֶɺൃୡՊֶɺਆܦՊֶɺʜʜ 18

·ͱΊɾࢲݟ w $POTUSVBM͸֓೦಺༰΍จ຺ͱ߹Θͬͯ͞ɺଟ༷ͳҙຯܗ੒Ͱॏཁͳ໾ׂΛՌͨ͢ w $POTUSVBMΛઆ໌͢ΔཁૉΛ੔ཧ͢Δݚڀ͕͋Γɺͦͷ஌ݟΛ/-1ͱܨ͍͛ͨ w ͜͏͍͏ࢹ఺Λ੔ཧ͓ͯ࣋ͬͯ͘͜͠ͱ͸Ͳ͔͜Ͱ໾ཱͪͦ͏ʢ໾ཱ͍ͯͨʣ w Ξϊςʔγϣϯ౳ͷ࣮ݧͷ৚݅౷੍ʹ΋༗༻ͳࢹ఺ʁ w
೔ຊޠͰͷ࣮ྫ΋੔ཧͯ͠Έ͍ͨ w ࿦จதͷྫจʹ͸ʮӳޠΒ͍͠ʯݴ༿ͷ࢖͍ํ΋໨ཱͬͨؾ͕͢Δ 19

Paper review: (Re)construing Meaning in NLP

Paper review: (Re)construing Meaning in NLP

Hayate Wakasaki

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3F DPOTUSVJOH.FBOJOHJO/-1 4FBO5SPUU 5JBHP5JNQPOJ5PSSFOU /BODZ$IBOH BOE/BUIBO4DIOFJEFS "$- ಡΉਓɿए࡚ᰜʢ౦ژେֶٶඌݚڀࣨ.ʣ ୈճ࠷ઌ୺/-1ษڧձ

֓ཁ w $POTUSVBMͱ͍͏ݱ৅ w -BOHBDLFSͷೝ஌จ๏ͷ༻ޠ w ༁ޠͱͯ͠͸ʮղऍʯʮଊ͑ํʯʮࣄଶ೺ѲʯͳͲ͕ݟ౰ͨΔ w ೝ஌ݴޠֶʗ৺ཧݴޠֶʗࣗવݴޠॲཧͳͲΛԣஅ͢ΔαʔϕΠత಺༰ w

0VUMJOF ҙຯͱ͸Կ͔ɺDPOTUSVBMͱ͸Կ͔ɺԿ͕ͦΕΛܗ࡞Δͷ͔ έʔεελσΟɿ/-1λεΫͷதͷDPOTUSVBMʹؔΘΔ՝୊ ߟ࡯ɾ·ͱΊɾࢲݟ 3

0VUMJOF ҙຯͱ͸Կ͔ɺDPOTUSVBMͱ͸Կ͔ɺԿ͕ͦΕΛܗ࡞Δͷ͔ έʔεελσΟɿ/-1λεΫͷதͷDPOTUSVBMʹؔΘΔ՝୊ ߟ࡯ɾ·ͱΊɾࢲݟ 4

$POTUSVBMͱ͸ w ҙຯͱ͸Կ͔ʁͭͷࢹ఺ w σʔλϕʔεతʢਅཧ৚݅తʣࢹ఺WT֓೦Խతࢹ఺ w ʮҙຯ͸࣍ͷͭʹରͯ͠૬ରԽ͞ΕΔʯʢϑϨʔϜҙຯ࿦ͷ֦ுʣɿ w ֓೦಺༰ DPODFQUVBMDPOUFOU

%JNFOTJPOTPGDPOTUSVFENFBOJOH w ଊ͑ํΛܗ࡞Δͷ͸Կ͔ʁˠҰൠͷೝ஌ϓϩηεʹཱ٭ͨ͠ྨܕԽ͕ࢼΈΒΕ͍ͯΔ w /-1ʹ࠷΋ؔ࿈͢ΔͭͷEJNFOTJPOTΛ঺հ w 1&341&$57& w 130./&/$& w

1&341&$5*7& w ࣌ؒతࢹ఺ɺۭؒతࢹ఺͕Ͳ͜ʹ͋Δ͔ w ྫ w .ZNPSOJOH ZPVSFWFOJOH w ͓฼͞Μ͸\๻ͷલʹʗຓͷޙΖʹ^͍Δ

130./&/$& w ৔໘ͷͲ͜ʹ஫ҙ͕ஔ͔Ε͍ͯΔ͔ w ྫ w $IVDLCPVHIUBDBSGSPN+FSSZ+FSSZTPMEBDBSUP$IVDL +FSSZQBJE$IVDLGPSUIFDBS w XPSLBU.JDSPTPGU*XPSLGPS.JDSPTPGU

3&40-65*0/ w ֓೦Λදݱ͢Δղ૾౓ w ྫ w 1VH%PH.BNNBM"OJNBM&OUJUZ w ே೫ࢁ͸ޚባւΛ׬ᘳͳӈ࢛͔ͭΒ߽շͳࠨ্ख౤͛Ͱస͕ͨ͠ɻ w

$0/'(63"50/ w ಺ࡏతɾߏ଄తͳੑ࣭ͷଊ͑ํ w ྫ w )FSBOUPUIFTUPSF)FXBTSVOOJOHUPUIFTUPSF w BVUVNOCFBVUJGVMMFBWFTBVUVNOCFBVUJGVMGPMJBHF 10

.&5"1)03 w ྖҬΛލ͍ͩൺֱɺߏ଄ͷࣸ૾ w ྫ w 8F`SFBQQSPBDIJOHUIFFOEPGUIFZFBS w 5IFEFBEMJOFJTCBSSFMJOHUPXBSETNF 11

0VUMJOF ҙຯͱ͸Կ͔ɺDPOTUSVBMͱ͸Կ͔ɺԿ͕ͦΕΛܗ࡞Δͷ͔ έʔεελσΟɿ/-1λεΫͷதͷDPOTUSVBMʹؔΘΔ՝୊ ߟ࡯ɾ·ͱΊɾࢲݟ 12

έʔεελσΟ w ͲͷΑ͏ʹDPOTUSVBMͱ͍͏֓೦͕׆༻͞Ε͏Δ͔ʁ w ձ࿩Ξγελϯτ w )VNBOSPCPUJOUFSBDUJPO w ύϥϑϨʔζੜ੒ 13

$BTFձ࿩Ξγελϯτ w ͜͏͍͏ձ࿩ w 6TFS8IFOJTNZXJUI$IVDL w "HFOU1.UPEBZ JONJOVUFT w

$BTF)VNBOSPCPUJOUFSBDUJPO w ଞͷϞμϦςΟʢࢹ֮ɺ৮֮ɺʜʜʣ΁ͷάϥ΢ϯσΟϯά w ʢྫʣྉཧͷϨγϐ w *OBNFEJVNCPXM DSFBNUPHFUIFSUIFTVHBSBOECVUUFS w #FBUJOUIFFHHT

$BTFύϥϑϨʔζੜ੒ w ࣍ͷจͷ૊͸ύϥϑϨʔζͱͯ͠Ͳ͏ධՁ͞ΕΔ΂͖͔ʁ w XPSLBU.JDSPTPGUXPSLGPS.JDSPTPGU w 5IFTUBUVFTUBOETJOUIFQMB[B5IFTUBUVFJTTUBOEJOHJOUIFQMB[B w 5IFUFBDIFSTBUPOUIFTUVEFOUT`MFGU/FYUUPUIFDIJMESFOXBTBNBNNBM w

0VUMJOF ҙຯͱ͸Կ͔ɺDPOTUSVBMͱ͸Կ͔ɺԿ͕ͦΕΛܗ࡞Δͷ͔ έʔεελσΟɿ/-1λεΫͷதͷDPOTUSVBMʹؔΘΔ՝୊ ߟ࡯ɾ·ͱΊɾࢲݟ 17

%JTDVTTJPO w $POTUSVBMΛ౿·͑ͯɺͲ͏ݚڀΛਐΊΔ΂͖͔ʁ w ΑΓྑ͍ධՁࢦඪͷ࡞੒ w $POTUSVBMͷEJNFOTJPOTΛධՁ࣠ͱͯ͠ߟ͑ΒΕΔՄೳੑ w ೝ஌Պֶͱͯ͠ͷԣͷܨ͕ΓͷڧԽ w