Incamake
Kwiyegeranya kwa Gradient bigufasha kwigana ingano nini yububiko bwa GPU bugarukira mugukusanya gradients hejuru ya mini-mato mato mbere yo kuvugurura uburemere. Nibikorwa bisanzwe byo guhugura moderi nini mugihe kwibuka ari icyuho.
Gradient Accumulation ni inyubako ya tekiniki yubaka igira ingaruka kumiterere yicyitegererezo, igiciro cyibikorwa remezo, ubukererwe, no kwizerwa mubipimo.
Kwibira cyane
Mubisanzwe intambwe yimyitozo itunganya icyiciro kimwe, ikabara gradients, igahita ivugurura ibipimo. Hamwe no kwegeranya gahoro gahoro, ukoresha inzira nyinshi imbere ninyuma yinyuma kuri micye-mato mato, ukongeraho gradients zabo hamwe muri parameter ya buffer, hanyuma ugahamagara gusa intambwe ya optimizer (na zeru gradients) nyuma ya N micro-batch. Ingano yingirakamaro yicyiciro ihinduka micro-batch inshuro N, nubwo ububiko bwo hejuru bwonyine bufite micro-batch yibikorwa. Ibi bifite akamaro kuko ibisubizo byinshi byamahugurwa bifata ibyiciro byinshi kumibare ihamye, kandi kubera ko moderi nka transformateur nini idashobora guhuza intego yuzuye kubikoresho bimwe. Gufata: icyiciro-gisanzwe imibare ibarwa kuri micro-batch, bityo amahame ya layer cyangwa itsinda risanzwe ryiza hamwe no kwegeranya, kandi ugomba gupima igihombo neza kugirango ugumane igipimo cyiza cyo kwiga neza.
Ubushishozi
Kuberako gradients yigihombo cyegeranijwe ari inyongera, kwegeranya gradients hejuru ya N micro-batches ni imibare ihwanye nicyiciro kinini, uramutse ugereranije neza. Gushyira mubikorwa mubisanzwe bigabanya buri gihombo cya micro-bat na N mbere yo gusubira inyuma, bityo gradient yegeranijwe ihwanye nuburyo hejuru yicyiciro cyiza. Urasimbuka optimizer.step () na zeru_grad () kugeza kuri Nth micro-batch, ucuruza igihe cyo kubara igihe cyo kugabanya ububiko bwibuke.
Kumenya Kwiyongera
Kwiyegeranya kwa Gradient bigufasha kwigana ingano nini yububiko bwa GPU bugarukira mugukusanya gradients hejuru ya mini-mato mato mbere yo kuvugurura uburemere. Nibikorwa bisanzwe byo guhugura moderi nini mugihe kwibuka ari icyuho. Gradient Accumulation ni inyubako ya tekiniki yubaka igira ingaruka kumiterere yicyitegererezo, igiciro cyibikorwa remezo, ubukererwe, no kwizerwa mubipimo. Kugirango wubake byimbitse, fata Gradient Accumulation nkicyitegererezo gikora, ntabwo ari ikintu kimwe: gusobanura ibyagezweho, gusobanura ibitekerezo, no gutandukanya ibyo sisitemu ishobora gukora byizewe nibisaba guca imanza zinzobere.
Mu myitozo, amakipe akomeye akoresha Gradient Accumulation atezimbere ubwubatsi, amakuru, hamwe nibikorwa remezo bihitamo kwizerwa nigiciro. Bandika ibipimo ngenderwaho byerekana intsinzi, bagerageza kurwanya amakuru afatika hamwe nakazi keza, kandi bagasubiramo bashingiye kubikorwa byagaragaye ko batsinzwe aho gutsinda inshuro imwe. Aha niho imyumvire yubumenyi ihinduka mubushobozi burambye kubicuruzwa, politiki, nibikorwa.
Ibyemezo byubwubatsi bitwara imikorere nigiciro cyimikorere kumyaka. Mugihe kimwe, Guhindura igipimo kimwe gishobora guhisha intege nke za sisitemu. Uburyo bukomeye cyane ni uguhuza umuvuduko wikigereranyo hamwe na disipuline yimiyoborere: kuyobora abaderevu, gufata ibimenyetso, gutangaza ibyemezo byicyemezo, no gukomeza kuvugurura uburyo bwo kwirinda nkimyitwarire yicyitegererezo, ibyo abakoresha bategereje, nibisabwa n'amategeko bigenda bihinduka.
Ingaruka z'Ingamba
Ibyemezo byubwubatsi bitwara imikorere nigiciro cyimikorere kumyaka.
Ibyemezo byubwubatsi bitwara imikorere nigiciro cyimikorere kumyaka. Mubikorwa byujuje ubuziranenge, ibi bihindurwa mumategeko agenga imikorere, imipaka nyirubwite, hamwe n'imihango yo gusubiramo kenshi kugirango amakipe ashobore kwigirira ikizere aho gupima ibidasobanutse.
Ubuhanga bwa tekinike bufasha amakipe guhitamo umurongo ukwiye, ntabwo ari shyashya gusa.
Ubuhanga bwa tekinike bufasha amakipe guhitamo umurongo ukwiye, ntabwo ari shyashya gusa. Mubikorwa byujuje ubuziranenge, ibi bihindurwa mumategeko agenga imikorere, imipaka nyirubwite, hamwe n'imihango yo gusubiramo kenshi kugirango amakipe ashobore kwigirira ikizere aho gupima ibidasobanutse.
Guhitamo neza bya injeniyeri bigabanya ibintu byizewe mubikorwa.
Guhitamo neza bya injeniyeri bigabanya ibintu byizewe mubikorwa. Mubikorwa byujuje ubuziranenge, ibi bihindurwa mumategeko agenga imikorere, imipaka nyirubwite, hamwe n'imihango yo gusubiramo kenshi kugirango amakipe ashobore kwigirira ikizere aho gupima ibidasobanutse.
Gushyira mu bikorwa Isi
Kuringaniza neza urugero rwururimi runini kumuguzi umwe GPU ukusanya mikoro irenga 8 cyangwa 16 kugirango ugere ku gice cyiza cya magana.
Guhugura ibyerekezo bihanitse cyane cyangwa ibyiciro byerekana aho ndetse nicyiciro cya 2 gihuye, ariko resept ikenera icyiciro cyiza cya 32.
Guhobera Isura Yumutoza hamwe na PyTorch Umurabyo werekana igenamigambi_gukurikirana_ibikorwa byakoreshejwe muburyo busanzwe-VRAM.
Kubyara impapuro nini-nini ibisubizo kubikoresho bito muguhuza ingano yicyiciro cyiza binyuze mukwirundanya.
Uburyo bwo Gushyira mu bikorwa
Kwiyongera kwa Gradient mubikorwa
Kuringaniza neza urugero rwururimi runini kumuguzi umwe GPU ukusanya mikoro irenga 8 cyangwa 16 kugirango ugere ku gice cyiza cya magana.
Kuringaniza neza urugero runini rwururimi kumuguzi umwe GPU ukusanya mikoro irenga 8 cyangwa 16 kugirango ugere ku cyiciro cyiza cyamakipe amagana ubusanzwe abona ibisubizo byiza iyo asobanuye ibipimo byujuje ubuziranenge imbere, agakomeza inzira yo kuzamura abantu kubibazo bikurikirana, kandi akurikirana inyungu zibyara umusaruro hamwe nibiciro byamakosa mugihe runaka.
Kwiyongera kwa Gradient mubikorwa
Guhugura ibyerekezo bihanitse cyane cyangwa ibyiciro byerekana aho ndetse nicyiciro cya 2 gihuye, ariko resept ikenera icyiciro cyiza cya 32.
Guhugura icyerekezo-cyerekezo cyinshi cyangwa icyiciro cyo gutandukanya aho ndetse nicyiciro cya 2 gihuye, ariko resept ikenera icyiciro cyiza cyamakipe 32 mubisanzwe ibona umusaruro ushimishije mugihe isobanura ibipimo ngenderwaho byimbere imbere, igakomeza inzira yo kuzamuka kwabantu kubibazo, kandi ikurikirana inyungu zibyara umusaruro nibiciro byamakosa mugihe runaka.
Kwiyongera kwa Gradient mubikorwa
Guhobera Isura Yumutoza hamwe na PyTorch Umurabyo werekana igenamigambi_gukurikirana_ibikorwa byakoreshejwe muburyo busanzwe-VRAM.
Guhobera Face Trainer hamwe na PyTorch Umurabyo ugaragaza igenamigambi rya gradient_accumulation_steps ikoreshwa mubisanzwe mugushiraho-VRAM igizwe namakipe ubusanzwe abona ibisubizo byiza iyo asobanuye ibipimo byimbere imbere, agakomeza inzira yo kuzamura abantu kubibazo byimbere, kandi akurikirana inyungu zibyara umusaruro nibiciro byigihe.
Kwiyongera kwa Gradient mubikorwa
Kubyara impapuro nini-nini ibisubizo kubikoresho bito muguhuza ingano yicyiciro cyiza binyuze mukwirundanya.
Kwerekana impapuro nini-nini ibisubizo kubikoresho bito muguhuza ingano yicyiciro cyiza binyuze mu kwegeranya Amakipe ubusanzwe abona ibisubizo byiza iyo asobanuye ibipimo byujuje ubuziranenge imbere, agakomeza inzira yo kuzamura abantu kubibazo, kandi akurikirana inyungu zibyara umusaruro hamwe nibiciro byamakosa mugihe runaka.
Ingaruka & Kurinda
Gutezimbere igipimo kimwe gishobora guhisha intege nke za sisitemu.
Ibikorwa Remezo no kubungabunga akenshi usanga bidahabwa agaciro.
Icyuho cyumutekano no kwitegereza birashobora kwiyongera uko sisitemu igenda igorana.
Igishushanyo mbonera
Sobanura ubukererwe, ubuziranenge, nigiciro cyibiciro mbere yo kubishyira mubikorwa.
Sobanura ubukererwe, ubuziranenge, nigiciro cyibiciro mbere yo kubishyira mubikorwa. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.
Ibipimo byerekana umutwaro ufatika hamwe namakuru yimiterere.
Ibipimo byerekana umutwaro ufatika hamwe namakuru yimiterere. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.
Gukurikirana ibikoresho kubikosa, drift, ningaruka zabakoresha.
Gukurikirana ibikoresho kubikosa, drift, ningaruka zabakoresha. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.
Tegura inzira yo gusubiza ibyabaye mbere yo gupima.
Tegura inzira yo gusubiza ibyabaye mbere yo gupima. Fata buri ntambwe nk irembo ryibimenyetso: niba ibipimo bitujujwe, hagarika kuzenguruka, funga icyuho, hanyuma noneho wagure imikoreshereze.