Ntụziaka Ọzụzụ RoBERTa
RoBERTa gosiri na a zụrụ BERT nke ukwuu: site n'imezi usoro nhazi ahụ kama ịbụ ihe owuwu ụlọ, o debere ndekọ akara ngosi ọhụrụ.
Nchịkọta
It is a masterclass in how training choices matter as much as model design.
Ime miri emi
RoBERTa (Ezigbo BERT kachasị mma), nke Facebook AI weputara na 2019, mere ka ihe owuwu nke BERT agbanwebeghị mana megharịa etu esi azụ ya. Ndị otu a zụrụ ogologo data karịa (160GB nke ederede na BERT's 16GB), jiri batches buru ibu, wee wepụ ebumnobi amụma-okwu na-esote BERT mgbe ha chọpụtara na ọ naghị enye aka. Ha si na masking static - ebe a na-ekpuchi otu okwu ahụ n'oge ọ bụla - gaa na masking ike nke na-emegharịghachi oge ọ bụla a na-ahụ usoro, wee jiri ọkwa BPE nke byte. Na naanị mgbanwe ndị a, RoBERTa karịrị BERT wee dakọtara ma ọ bụ tie ụdị ọhụrụ dị ka XLNet na GLUE, SQuAD, na RACE, na-egosi na ọzụzụ ọzụzụ nwere ike ịsọ mpi mmepụta ihe ọhụrụ.
Nghọta nka nka
Igodo igodo RoBERTa bụ nha na njikwa data, ọ bụghị ọkwa ọhụrụ. Ihe nkpuchi na-agbanwe agbanwe na-ewepụta usoro nkpuchi ọhụrụ na-efe efe maka ọzụzụ ọzụzụ ọ bụla, na-ekpughe ihe nlereanya ahụ na ebumnuche amụma dị iche iche. Ịdaba amụma ahịrịokwu na-esote na ọzụzụ gbasara ahịrịokwu na-aga n'ihu n'ogologo zuru oke (nchịkọta 'okwu zuru oke') mere ka ebumnobi a dị mfe. Ejikọtara ya na nnukwu batch nha (ruo usoro 8K), usoro nhazi-ọnụego mmụta, yana nnukwu BookCorpus + CC-News + OpenWebText + Akụkọ corpus, nhọrọ ndị a welitere izi ezi nke ọma n'okpuru.
Mmetụta atụmatụ
Ọsọ na ọnụ ọgụgụ
Usoro ọrụ asụsụ nwere ike ịga ngwa ngwa n'achụghị nkwụsi ike.
Nweta na iru
Ọ na-agbasawanye ohere n'ofe asụsụ na ụdị nzikọrịta ozi.
Mkpebi doro anya
Ndị otu nwere ike itinyekwu oge na ikpe ebe akpaaka na-ejikwa nkwughachi.
Ọdịnihu nke Ntụziaka Ọzụzụ RoBERTa
Ihe nkuzi na-adịgide adịgide nke RoBERTa - na data kpachara anya, ọnụ ọgụgụ na nlegharị anya hyperparameter nwere ike karịa tweaks ụkpụrụ ụlọ - kpụrụ ka ubi ahụ si abịaruo ọzụzụ ọzụzụ. Ọ ka bụ ihe a na-ejikarị eme ihe, ọkpụkpụ mkpuchi nchekwa a pụrụ ịdabere na ya maka nhazi, iweghachi, na ịrụ ọrụ nke ọma, yana ụdị asụsụ dị iche iche dị ka XLM-R gbatịpụrụ uzommeputa n'ofe 100 asụsụ. Ka scaling-law echiche na-eto, nkà ihe ọmụma RoBERTa nke 'zụọ ka mma, ọ bụghị naanị ibu architecture' na-aga n'ihu na-agwa mmepe nlereanya nke ọma.
Mmejuputa n'ezie n'ụwa
RoBERTa na-emezigharị nke ọma maka nyocha mmetụta, nchọpụta nsí, na imezi ọdịnaya
Na-eje ozi dị ka koodu nzuzo siri ike maka nchọ ihe ọmụmụ na ụdị ntinye ahịrịokwu
Na-akwado NLP ọtụtụ asụsụ site na ụdị XLM-RoBERTa n'ofe asụsụ 100
Na-eme dị ka ntọala izizi dị elu na glue, SQuAD, na akara RACE
Ihe ize ndụ & okporo ụzọ nche
Eziokwu ndị e chepụtara echepụta nwere ike jiri nwayọ tinye akụkọ, nkwado nkwado, ma ọ bụ nsonaazụ nyocha.
Mmetụta ngwa ngwa nwere ike ịmepụta nsonaazụ na-ekwekọghị ekwekọ n'ofe arịrịọ ndị yiri ya.
Enwere ike ikpughe data ederede nwere mmetụta ma ọ bụrụ na njikwa ohere adịghị ike.
Map mmejuputa
Kọwaa usoro mmepụta, ụda, na ụkpụrụ ịdịmma tupu ibugharị.
Weghachite nzaghachi site na isi mmalite ntụkwasị obi mgbe ọ bụla izi ezi dị mkpa.
Debe ebe nleba anya mmadụ maka mpụta dị elu.
Sochie ụkpụrụ ọdịda ma na-azụghachi mkpali ma ọ bụ usoro ọrụ mgbe niile.
Nọgide na-eme nchọpụta
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Ntuziaka na-esote
Ọzụzụ amụma amụma ọtụtụ Token
Ajụjụ a na-ajụkarị
What is RoBERTa Training Recipe?
RoBERTa gosiri na a zụrụ BERT nke ukwuu: site n'imezi usoro nhazi ahụ kama ịbụ ihe owuwu ụlọ, o debere ndekọ akara ngosi ọhụrụ. Ọ bụ klaasị n'ịhọrọ ọzụzụ dị mkpa dịka imepụta ụdị.
Kedu ihe bụ isi nghọta RoBERTa gbasara BERT mbụ?
RoBERTa gosipụtara na a zụrụ BERT n'azụ, na ọtụtụ data na ọzụzụ dị ogologo mere ka arụpụta ihe dịkwuo mma.
Kedu ebumnobi BERT RoBERTa wepụrụ?
RoBERTa hụrụ amụma ahịrịokwu na-esote adịghị enye aka wee tụfuo ya, ọzụzụ naanị site na iji ụdị asụsụ kpuchie.
Kedu ihe bụ masking ike na RoBERTa?
N'adịghị ka ihe mkpuchi static nke BERT, RoBERTa na-emegharị usoro n'ike n'ike, na-ekpughe ihe nlereanya ahụ na ebumnuche amụma dị iche iche.
Kedu ka data ọzụzụ RoBERTa siri tụnyere nke BERT?
RoBERTa zụrụ ihe dịka 160GB nke ederede (BookCorpus, CC-News, OpenWebText, Akụkọ) na BERT siri ike 16GB.
Kedu otu wepụtara RoBERTa?
Facebook AI (ugbu a Meta AI) webatara RoBERTa na 2019.