Prefix Tuning
Prefix tuning inzira-inoshanda yekugadzirisa modhi yemutauro wakaoma nechando nekudzidzisa seti diki yemavheji anoenderera anofanomirirwa kune yega yega kuiswa.
Pfupiso
Iyo inokutendera iwe kugadzirisa hofori modhi yemabasa matsva uchivandudza isingasviki 1% yemaparamita.
Kudzika Kwakadzika
Prefix tuning, yakaunzwa neStanford vaongorori Li naLiang muna 2021, inogadzirisa yakafanodzidziswa transformer isina kubata huremu hwayo. Panzvimbo pekugadzirisa zvakanaka ma paramita ese, inofanogadzirira kutevedzana kweanodzidziswa 'virtual tokens' (iyo prefix) kumakiyi uye kukosha pane yega yekutarisisa layer. Iyo yakaomeswa modhi inobata kune ichi chivakashure sekunge chiri mamiriro chaiwo, ichitungamira maitiro ayo akananga kune chinangwa chebasa. Nekuti chete prefix vectors anodzidzwa, unogona kuchengeta diki prefix pabasa pane yakazara modhi kopi. Izvi zvinoita kuti kushandira mabasa mazhinji kuve kwakachipa uye kudzivirira kuputika kwekuchengetedza kwekuzara-tuning. Inoita zvakanyanya zvakanaka pamabasa echizvarwa senge tafura-kune-zvinyorwa uye muchidimbu, kazhinji inoenderana neyakakwana-tuning mune yakakwirira-data zvigadziriso.
Technical Insight
Kusiyana nekukasira tuning, iyo inongowedzera mavheji pane yekuisa embedding layer, prefix tuning inopinza kudzidziswa makiyi / kukosha mavheta mune yega yega yega yetransformer yekuzvitarisa. Kudzikamisa kudzidziswa, prefix inowanzo gadzirwa nediki feed-forward network (a reparameterization trick) pane optimized zvakananga; network iyoyo inoraswa mushure mekudzidziswa, ichisiya yadzidzwa prefix matrices. Aya maprefix paramita chete ndiwo anogamuchira gradients - musana wese unogara wakaoma.
Strategic Impact
Kumhanya uye chiyero
Mutauro workflows inogona kufamba nekukurumidza pasina kupira kuenderana.
Svika uye svika
Inopamhidzira kupinda mumitauro yese nemataera ekutaurirana.
Sarudzo dzakajeka
Zvikwata zvinogona kupedza nguva yakawanda pakutonga uku otomatiki ichibata kudzokorora.
Ramangwana rePrefix Tuning
Prefix tuning yakabatsira kuvhura iyo parameter-inoshanda zvakanaka-tuning (PEFT) wave uye inoramba iri chivakwa mumaraibhurari seHugging Face PEFT. Sezvo mamodhiyo ekutanga achikura kuita mazana emabhiriyoni emaparamita, akareruka maadapter senge prefixes ari kuwedzera kukwezva kune akawanda-anoroja kushandira uye pa-chishandiso personalization. Tarisira kuenderera mberi nzira dzakasanganiswa dzinosanganisa prefixes neLoRA-maitiro akaderera-chinzvimbo zvigadziriso, uye kukura kushandiswa mukudzora maitiro, persona, uye kuchengetedza maitiro pasina kudzidzisazve mamodheru akazara.
Real-World Implementation
Kugadzirisa imwe yakaomeswa GPT-2 musana wetafura-kune-mavara chizvarwa nekudzidzisa diki prefix paWebNLG dataset.
Kushandira akawanda evatengi-chaiwo mapfupi masitaera kubva kune imwechete yakagovaniswa modhi, imwe neimwe seinochinjika prefix faira.
Kutungamidza toni yemodhi yemutauro kana kuti munhu wechatbot pasina kudzidzisazve huremu hwaro
Yakaderera-data domain adaptation, senge yemutemo kana yezvokurapa zvinyorwa zvekugadzira, uko kuzara-tuning kwaizopfuura
Njodzi & Guardrails
Chokwadi chehuroyi chinogona kupinda chinyararire mishumo, kuyerera kwetsigiro, kana tsvakiridzo.
Kunzwa nekukasira kunogona kugadzira mhedzisiro isingaenderane pane zvikumbiro zvakafanana.
Sensitive text data inogona kuburitswa kana zvidhiraivho zvisina kusimba.
Implementation Roadmap
Tsanangura chimiro chekubuda, toni, uye mhando zviyero usati waburitsa.
Mhinduro dzepasi neakavimbika masosi pese pazvine basa.
Chengetedza ongororo yekuongorora yemunhu kune yakakwira-stake zvinobuda.
Tevera maitiro ekutadza uye dzidzisazve kukurudzira kana mafambiro ebasa nguva nenguva.
Ramba Uchiongorora
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Gaidhi rinotevera
Kuramba Sampling Fine-Tuning
Mibvunzo inowanzo bvunzwa
Chii chinonzi Prefix Tuning?
Prefix tuning inzira-inoshanda yekugadzirisa modhi yemutauro wakaoma nechando nekudzidzisa seti diki yemavheji anoenderera anofanomirirwa kune yega yega kuiswa. Iyo inokutendera iwe kugadzirisa hofori mamodheru emabasa matsva uchivandudza isingasviki 1% yemaparamita.
Prefix tuning inodzidzisei chaizvo?
Prefix tuning inoomesa musana uye inodzidza chete seti diki yeinoenderera mberi prefix vectors, ichiichengeta parameter-inoshanda.
Majekitari echivakashure anobaiwa kupi?
Prefix tuning inogadzirira kudzidziswa makiyi / kukosha mavheji pane yega yega transformer layer yekuzvitarisa, kwete kungoisa.
Ndiani akasuma prefix tuning uye rinhi?
Prefix tuning yakakurudzirwa naXiang Lisa Li naPercy Liang kuStanford muna 2021.
Nei prefix tuning ichikwezva yekushandira akawanda mabasa?
Nekuti chete diki prefix ibasa-rakanangana, iwe unochengeta diki faira pane basa pane kutevedzera iyo yese modhi.
Ndeapi manomano anowanzoshandiswa kudzikamisa prefix kudzidziswa?
MLP diki inogadzira prefix panguva yekudzidziswa kugadzikana, yobva yaraswa kure, ichisiya yakadzidzwa prefix matrices.