Pruning Basics on Multi Head Attention-based Models

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1SVOJOH#BTJDTPO.VMUJ)FBE"UUFOUJPOCBTFE.PEFMT 3BOEPNMZ%SPQQJOH4USVDUVSFTBU5SBJOJOH5JNF • п8FJHIUоة݀੸ਵ۽߬ܰ־੉࠙ನ ী੄೧Ѿ੿ػ%SPQ3BUFܳٮܴ • .੉\ ^উীࢲ3BOEPNMZ4BNQMFػ.BTL.FUSJYੌٸ
8FJHIU.BUSJYח p > 0 Wd = M ⊙ W

1SVOJOH#BTJDTPO.VMUJ)FBE"UUFOUJPOCBTFE.PEFMT 3BOEPN4USVDUVSFE%SPQPVU • э਷Ҋਬҳઑܳо૓$PNQPOFOUীౠ੿8FJHIUٜ੄(SPVQਸഋࢿೞҊ Ӓ(SPVQীٮۄࢲп$PNQPOFOUܳ.BTLJOHೣ • )FBEա''/.FUSJDFT -BZFS৬э੉0WFSMBQQJOHೞחҳઑ۽غয੓ח ݽٚ8FJHIUী੸ਊೡࣻ੓਺

1SVOJOH#BTJDTPO.VMUJ)FBE"UUFOUJPOCBTFE.PEFMT 1SVOJOHBU*OGFSFODF5JNFn4FMFDUJOH-BZFSTUP1SVOF • 1SVOJOHೡ-BZFSܳҊܰחо૑4USBUFHZ • &WFSZ0UIFS • 3BUF о઱য઎ਸٸ %FQUI
ী؀೧ࢲܳ1SVOJOHೣ • о੢૒ҙ੸੉Ҋ#BMBODFE/FUXPSLٜܳ݅ࣻ੓חߑߨ ݽٚ҃਋ীੜ੘زೣ • 4FBSDIPO7BMJE • -BZFSٜ੄ৈ۞$PNCJOBUJPOਸ҅࢑ೞҊ7BMJEBUJPO4FUਵ۽ппѨૐೣ • 4USBJHIUGPSXBSEೞ૑݅ো࢑۝੉࠺ऱҊ7BMJEBUJPO4FUী0WFSGJUUJOHೡࣻ੓਺ • %BUB%SJWFO1SVOJOH • п-BZFS੄%SPQ3BUF ܳ೟णೞݴ -BZFSٜ੄"WFSBHF3BUFܳ ৬эѱೣ • -BZFS੄"DUJWBUJPOਵ۽ ܳ೟णೞҊ4PGUNBYܳ҅࢑ೞחഋక • *OGFSFODJOH5JNFী4PGUNBY0VUQVU઺5PQLܳࡳইࢲ೧׼-BZFSٜਸࢎਊೣ p d pd p pd d ≡ 0(mod⌊ 1 p ⌋)

1SVOJOH#BTJDTPO.VMUJ)FBE"UUFOUJPOCBTFE.PEFMT 1SVOJOHBU*OGFSFODF5JNFn4FUUJOHUIFESPQSBUFGPSPQUJNBMQSVOJOH • (SPVQ੉ ѐ੓Ҋ 'JYFE%SPQ3BUJP о੓ਸٸ (SPVQٜ੄ಣӐіࣻח ੉޲۽ ѐ੄(SPVQਸ1SVOJOHೠ׮Ҋೞݶ
0QUJNBM%SPQ3BUF ח • ֫਷1SVOJOH3BUFח੘਷.PEFMীࢲ؊ա਷ࢿמਸࠁ੐ • -BZFS%SPQীࢲח ܳࢎਊ೮ਵա ੘਷.PEFMীࢲח ܳӂ੢ೣ N p N(1 − p) r p* p* = 1 − r N p = 0.2 p = 0.5

1SVOJOH#BTJDTPO.VMUJ)FBE"UUFOUJPOCBTFE.PEFMT 3FTVMU

1SVOJOH#BTJDTPO.VMUJ)FBE"UUFOUJPOCBTFE.PEFMT "CMBUJPO4UVEJFT

1SVOJOH#BTJDTPO.VMUJ)FBE"UUFOUJPOCBTFE.PEFMT $PODMVTJPO • 4USVDUVSFE%SPQPVU੉3FHVMBSJ[BUJPOীب਑੉݆੉ؽ • ؋࠙ী1SVOJOHद੼ী/FUXPSLо؊3PCVTUೡࣻ੓঻਺ • যڃ%FQUI۽1SVOJOHೞ؊ۄبযו੿ب&GGJDJFOUೞب۾ࣁ౴ೣ • Ө਷/FUXPSLܳ೟णदఆٸب-BZFS%SPQ੉4UBCJMJUZীب਑ਸ݆੉઱঻਺

хࢎ೤פ׮✌ ഘथജ .-4PGUXBSF&OHJOFFS 1JOHQPOH &NBJMTFVOHIXBO!TDBUUFSMBCDPLS

Pruning Basics on Multi Head Attention-based Models

Pruning Basics on Multi Head Attention-based Models

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