Overview
QLoRA idhizaini rinokutendera kuti utarise modhi huru yemutauro pane mutengi mumwechete GPU nekuchengeta modhi yakaomeswa nechando mumabhiti mana chete pahuremu. Yakagadzira 65B-parameter modhi inogoneka pane Hardware yaimbogona kubata mamodheru chidimbu chesaizi iyoyo.
QLoRA uye 4-Bit Fine-Tuning chikamu chemutauro-AI stack inoshandiswa kuverenga, kugadzira, kuisa, uye kushandura zvinyorwa uye kutaura pamwero.
Deep Dive
Kazhinji, kugadzirisa zvakanaka modhi hombe kunoreva kurodha huremu hwese mune 16-bit chaiyo uye kugadzirisa ese, izvo zvinoda ndangariro huru. QLoRA inosanganisa pfungwa mbiri. Kutanga, inoomesa modhi yakadzidziswa uye inoiisa pasi kusvika ku4 bits, ichirova ndangariro zvakapetwa kana. Chechipiri, inoshandisa LoRA: pachinzvimbo chekuvandudza huremu huremu matrices, inobaya madiki anodzidzisika epasi-redhiyo adapta matrices padivi pavo, saka mashoma miriyoni paramita anovandudzwa. Iyo 4-bit base inogara yakagadziriswa nepo gradients ichiyerera chete kuburikidza nediki adapter. Yakaunzwa muna 2023 naDettmers nevamwe vaaishanda navo, QLoRA yakaratidza kuti kunyatso-tuning ye65B modhi pane imwe 48GB GPU inogona kuenderana nemhando yeakazara gumi nematanhatu-yakanaka-tuning.
Technical Insight
QLoRA yakaunza matanho matatu. NF4 (4-bit NormalFloat) imhando yedata yakagadziridzwa yebhero-curve kugovera kweneural uremu, ichipa kunaka kuri nani pane plain int4. Kaviri quantization inomanikidza iyo quantization constants ivo pachavo, kuchengetedza imwe ndangariro. Peji optimizers anoshandisa GPU-CPU yakabatana ndangariro kutora spikes panguva refu kutevedzana, kudzivirira kunze-kwe-memory kubondera. Munguva yekupfuura nekumashure, 4-bit huremu hunoderedzwa kusvika 16-bit ichangoburwa-munguva yekuti matrix iwande, yoraswa.
Mastering QLoRA uye 4-Bit Fine-Tuning
QLoRA idhizaini rinokutendera kuti utarise modhi huru yemutauro pane mutengi mumwechete GPU nekuchengeta modhi yakaomeswa nechando mumabhiti mana chete pahuremu. Yakagadzira 65B-parameter modhi inogoneka pane Hardware yaimbogona kubata mamodheru chidimbu chesaizi iyoyo. QLoRA uye 4-Bit Fine-Tuning chikamu chemutauro-AI stack inoshandiswa kuverenga, kugadzira, kuisa, uye kushandura zvinyorwa uye kutaura pamwero. Kuti uvake kunzwisisa kwakadzama, bata QLoRA uye 4-Bit Yakanaka-Tuning semuenzaniso wekushandisa, kwete chinhu chimwe chete: tsanangura zvinodikanwa, kujekesa fungidziro, uye patsanura zvinogona kuitwa nehurongwa hwakavimbika kubva pane zvichiri kuda kutonga kwenyanzvi.
Mukuita, zvikwata zvakasimba zvinoshandisa QLoRA uye 4-Bit Fine-Tuning dhizaini zvinokurudzira, kudzoreredza, uye kuongorora zvishwe seimwe yakabatanidzwa yekutaurirana system. Ivo vanonyora zvakajeka maitiro ebudiriro, bvunzo vachipokana ne data rechokwadi uye mafambiro ebasa, uye iterate zvichibva pane zvakacherechedzwa maitiro ekutadza kwete kuhwina-nguva imwe chete yebhenji. Apa ndipo apo kunzwisisa kwe theoretical kunoshanduka kuve kugona kwakasimba pane chigadzirwa, mutemo, uye mashandiro.
Mutauro workflows inogona kufamba nekukurumidza pasina kupira kuenderana. Panguva imwecheteyo, chokwadi cheHallucified chinogona kupinda chinyararire mishumo, kuyerera kwetsigiro, kana kutsvagisa zvinobuda. Nzira yakatsiga ndeyekubatanidza kukurumidza kuyedza nekutonga: mhanyisa vatyairi vendege, tora humbowo, buritsa matanda esarudzo, uye urambe uchivandudza chengetedzo semaitiro emuenzaniso, zvinotarisirwa nemushandisi, uye zvinodikanwa zvekutonga.
Strategic Impact
Mutauro workflows inogona kufamba nekukurumidza pasina kupira kuenderana.
Mutauro workflows inogona kufamba nekukurumidza pasina kupira kuenderana. Mukutumirwa kwemhando yepamusoro, izvi zvinoshandurirwa kuita mitemo inoyerwa yekushanda, miganhu yevaridzi, uye tsika dzekudzokorora dzinodzokororwa kuitira kuti zvikwata zvikwire kuvimba pane kukwidza kusajeka.
Inopamhidzira kupinda mumitauro yese nemataera ekutaurirana.
Inopamhidzira kupinda mumitauro yese nemataera ekutaurirana. Mukutumirwa kwemhando yepamusoro, izvi zvinoshandurirwa kuita mitemo inoyerwa yekushanda, miganhu yevaridzi, uye tsika dzekudzokorora dzinodzokororwa kuitira kuti zvikwata zvikwire kuvimba pane kukwidza kusajeka.
Zvikwata zvinogona kupedza nguva yakawanda pakutonga uku otomatiki ichibata kudzokorora.
Zvikwata zvinogona kupedza nguva yakawanda pakutonga uku otomatiki ichibata kudzokorora. Mukutumirwa kwemhando yepamusoro, izvi zvinoshandurirwa kuita mitemo inoyerwa yekushanda, miganhu yevaridzi, uye tsika dzekudzokorora dzinodzokororwa kuitira kuti zvikwata zvikwire kuvimba pane kukwidza kusajeka.
Real-World Implementation
Kutanga kwakanaka-tunes 70B Llama modhi pane imwechete 48GB GPU yekuvaka mutengi-rutsigiro mubatsiri nezwi rayo remhando pasina kuhaya sevha sevha.
Mutsvagiri ane mutengi mumwechete RTX 4090 anogadzirisa yakavhurika modhi kune niche yekurapa mibvunzo-inopindura dhatabheti husiku.
Mugadziri anogadzira akawanda madiki, anochinjika LoRA maadapter emabasa akasiyana, ese achigovana imwe 4-bit base modhi yakarodha mundangariro.
A hobbyist anonatsa modhi pane yavo yekutaura matanda kutevedzera imwe nzira yekunyora vachishandisa yemahara Colab-giredhi hardware.
Maitiro Ekuita
QLoRA uye 4-Bit Yakanaka-Tuning mukuita
Kutanga kwakanaka-tunes 70B Llama modhi pane imwechete 48GB GPU yekuvaka mutengi-rutsigiro mubatsiri nezwi rayo remhando pasina kuhaya sevha sevha.
Yekutanga-tunes 70B Llama modhi pane imwechete 48GB GPU yekuvaka mutengi-rutsigiro muzwi rayo remhando pasina kuhaya sevha sumbu Matimu anowanzo kuwana mhedzisiro iri nani kana achinge atsanangura emhando yepamusoro kumberi, chengetedza nzira yekukwira kwevanhu yemakesi emupendero, uye kuteedzera zvese zvakawanikwa zvechigadzirwa uye mutengo wekukanganisa nekufamba kwenguva.
QLoRA uye 4-Bit Yakanaka-Tuning mukuita
Mutsvagiri ane mutengi mumwechete RTX 4090 anogadzirisa yakavhurika modhi kune niche yekurapa mibvunzo-inopindura dhatabheti husiku.
Mutsvagiri ane mutengi mumwechete RTX 4090 anochinjisa yakavhurika modhi kune niche yekurapa mibvunzo-inopindura dhatabheti husiku Matimu anowanzo kuwana mibairo iri nani kana achinge atsanangura emhando yepamusoro kumberi, chengetedza nzira yekukwira kwevanhu yemakesi ekumucheto, uye kuteedzera zvese kubudirira kwekubudirira uye kukanganisa mutengo nekufamba kwenguva.
QLoRA uye 4-Bit Yakanaka-Tuning mukuita
Mugadziri anogadzira akawanda madiki, anochinjika LoRA maadapter emabasa akasiyana, ese achigovana imwe 4-bit base modhi yakarodha mundangariro.
Mugadziri anogadzira akati wandei madiki, anochinjika LoRA maadapter emabasa akasiyana, ese achigovera imwe 4-bit base modhi yakarodha mundangariro Matimu anowanzo kuwana mhedzisiro iri nani kana achinge atsanangura emhando yepamusoro kumberi, chengetedza nzira yekukwira kwevanhu yemakesi emupendero, uye kuteedzera zvese zvakawanikwa zvekubereka uye kukanganisa mutengo nekufamba kwenguva.
QLoRA uye 4-Bit Yakanaka-Tuning mukuita
A hobbyist anonatsa modhi pane yavo yekutaura matanda kutevedzera imwe nzira yekunyora vachishandisa yemahara Colab-giredhi hardware.
A hobbyist anokwenenzvera modhi pane yavo yekutaura matanda kutevedzera imwe nzira yekunyora vachishandisa yemahara Colab-giredhi Hardware Matimu anowanzo kuwana mhedzisiro iri nani kana achinge atsanangura emhando yepamusoro kumberi, chengetedza nzira yekukwira kwevanhu yemakesi emupendero, uye kuteedzera zvese zvakawanikwa zvechigadzirwa uye kukanganisa mutengo nekufamba kwenguva.
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.
Tsanangura chimiro chekubuda, toni, uye mhando zviyero usati waburitsa. Bata nhanho yega yega segedhi rehumbowo: kana maitiro asina kusangana, imbomira kuburitsa, vhara gaka, uye wobva wawedzera kushandiswa.
Mhinduro dzepasi neakavimbika masosi pese pazvine basa.
Mhinduro dzepasi neakavimbika masosi pese pazvine basa. Bata nhanho yega yega segedhi rehumbowo: kana maitiro asina kusangana, imbomira kuburitsa, vhara gaka, uye wobva wawedzera kushandiswa.
Chengetedza ongororo yekuongorora yemunhu kune yakakwira-stake zvinobuda.
Chengetedza ongororo yekuongorora yemunhu kune yakakwira-stake zvinobuda. Bata nhanho yega yega segedhi rehumbowo: kana maitiro asina kusangana, imbomira kuburitsa, vhara gaka, uye wobva wawedzera kushandiswa.
Tevera maitiro ekutadza uye dzidzisazve kukurudzira kana mafambiro ebasa nguva nenguva.
Tevera maitiro ekutadza uye dzidzisazve kukurudzira kana mafambiro ebasa nguva nenguva. Bata nhanho yega yega segedhi rehumbowo: kana maitiro asina kusangana, imbomira kuburitsa, vhara gaka, uye wobva wawedzera kushandiswa.