Basics GUIDE

Kutamisa Kudzidza

Kutamisa kudzidza kunoshandisa zvakare modhi yakadzidziswa pane yakakura dataset uye inoigadzirisa kune itsva, ine chekuita nebasa.

2 min verengaLast update

Pfupiso

Instead of starting from scratch, you stand on the shoulders of a model that already learned useful general features, saving enormous time, data, and compute.

Kudzika Kwakadzika

Kudzidzira modhi yakasimba kubva ku zero kazhinji kunoda mamirioni emienzaniso yakanyorwa uye yakakomba Hardware. Chinja kudzidza padivi izvo. Modhi yakadzidziswa pane yakakura dataset, senge network yemifananidzo yakadzidziswa paImageNet kana modhi yemutauro yakadzidziswa pawebhu, yakatodzidza mapatani anobatsira zvakanyanya: mipendero nemaumbirwo ekuona, girama uye zvinoreva zvinyorwa. Iwe unotora iyo yakafanodzidziswa modhi uye uchinje ruzivo rwayo kune diki, chaiyo dambudziko. Kune masitayera makuru maviri. Muchikamu chekubvisa iwe unomisa yakawanda yetiweki uye dzidzisa chete nyowani yekubuda layer pamusoro. Mukugadzirisa-zvakanaka iwe unosunungurawo mamwe akadzama akaturikidzana uye woenderera mberi uchiadzidzisa pamwero wakaderera wekudzidza kuitira kuti modhi igadzirise zvinyoro kune data rako usingakanganwe zvayaiziva.

Technical Insight

Manetiweki akafanodzidziswa anodzidza hierarchy: mavambo ekutanga anotora generic maficha (micheto, maumbirwo, hukama hwemazwi akakosha) nepo gare gare masevha achitora pfungwa dzakanangana nebasa. Kutamisa kudzidza kunoshandisa izvi. Kana basa rako rakafanana nerekutanga, omesa maturusi ekutanga seyakagadziriswa dhizaini uye dzidzisa chete musoro. Kana data rako richisiyana zvakanyanya, gadzirisa zvakadzika maseru uchishandisa diki diki yekudzidza saka zvigadziriso zvinyoro. Njodzi hombe ndeyekuchinja kwedomasi: kana iyo data nyowani ichitaridzika zvakanyanya kusiyana neiyo pretraining data, iyo yakakweretwa inokwana zvisina kunaka.

Strategic Impact

Sarudzo dzakajeka

Inokubatsira kuparadzanisa zvakajeka zvichemo zvehunyanzvi kubva mumutauro wekushambadzira.

Mutengo uye bhajeti

Iwe unogona kubvunza zvirinani kuita mibvunzo usati washandisa mari kana nguva.

Team uye workflow

Zvikwata zvine nzwisiso yakagovaniswa inoita zvirinani chigadzirwa, mutemo, uye sarudzo dzekudzidza.

Ramangwana reKutamisa Kudzidza

Kutamisa kudzidza kwave nzira yakasarudzika AI inovakwa. Nhasi anenge hapana anodzidzisa chiono chikuru kana mutauro muenzaniso kubva muvare; zvikwata zvinogadzirisa zvakagara zvakadzidziswa nheyo modhi panzvimbo. Muganho inzira-dzinoshanda senge LoRA uye maadapter, ayo anongotora chikamu chidiki chehuremu kugadzirisa hofori mhando zvakachipa. Tarisira kuti maitiro aya adzikame: madiki, mamodheru akasarudzika uye akakwenenzverwa kubva kune akakura, pamwe nekukura kutarisisa kudzikisira domain shift uye kudzivirira 'kukanganwa kunotyisa' kana modhi yakagadziridzwa kakawanda.

Real-World Implementation

Kunyatsogadzirisa iyo ImageNet-pretrained network kuona zvakakanganisika pafekitori yekugadzira tambo ine zviuru zvishoma zvemifananidzo.

Kugadzirisa modhi yakakura yemutauro yakadzidziswa kunyora pfupiso yemutemo kana yezvokurapa nekunyatsogadzirisa pane diki specialized corpus.

Kushandisa modhi yakadzidziswa pakutaura zvakajairika sepokutangira kuvaka chiziviso chechirevo chakati kana mutauro.

Kudzidzirazve chikamu chekupedzisira chemuenzaniso wechiratidzo kuronga zvirwere zvezvirimwa kubva pamifananidzo yemashizha yepurogiramu yekurima

Njodzi & Guardrails

Zvikwata zvakasiyana zvinogona kushandisa izwi rimwechete zvakasiyana, saka tsanangura nzvimbo nekukurumidza.

Benchmarks inogona kutaridzika yakasimba nepo chaiyo-yenyika kuita isina kuenzana.

Kuregeredza mhando yedata uye zvirongwa zvekuongorora zvinowanzogadzira mhedzisiro isina kusimba.

Implementation Roadmap

1

Tanga netsanangudzo yemutauro wakajeka yemhedzisiro yaunoda.

2

Sarudza metric imwe yekubudirira uye imwe yekutadza mamiriro usati waedzwa.

3

Mhanya mutyairi mudiki ane data remumiriri, kwete demo rakakwenenzverwa.

4

Nyora apo Kuendesa Kudzidza kunobatsira uye uko nzira dzakareruka dziri nani.

Ramba Uchiongorora

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Gaidhi rinotevera

Semi-Supervised Learning

Mibvunzo inowanzo bvunzwa

What is Transfer Learning?

Kutamisa kudzidza kunoshandisa zvakare modhi yakadzidziswa pane yakakura dataset uye inoigadzirisa kune itsva, ine chekuita nebasa. Panzvimbo pekutanga kubva pakutanga, unomira pamapfudzi emodhi yakatodzidza anobatsira maficha, kuchengetedza nguva yakakura, data, uye compute.

Ndeipi pfungwa huru yekuchinjisa kudzidza?

Kutamisa kudzidza kunotora modhi yakatodzidza zvakajairika maficha uye kuigadzirisa, kuchengetedza data, nguva, uye komputa.

Sei ukashandisa mwero wekudzidza wakaderera zvakanyanya paunenge uchigadzirisa zvakadzika zvidimbu?

Makuru anogadziridza pane diki dataset anogona kunyora akakosha akadzidzira maficha uye kuwandisa nekukurumidza, saka zvigadziriso zvinochengetwa zvidiki.

Ndeapi mamiriro ari AKANAKA anokodzera kuburitsa pachena chinhu (kuomesa chigadziko)?

Kana chinangwa chebasa chiri padyo nepakutanga uye data ishoma, maficha echando atove akakosha, saka iwe unongoda musoro mutsva.

Idambudziko ripi rinotsanangurwa ne'domain shift pakudzidza kwekufambisa?

Kana iyo yakanangwa domain inotaridzika zvakasiyana kubva kune iyo modhi yakafanodzidziswa pairi, iyo yakashandiswazve maficha anogona kusatamisa zvakanaka uye chokwadi chinodonha.

Sei zvikamu zvekutanga zvenetiweki yakadzidziswa zvichiwanzoshandiswa zvakare nyore kupfuura zvinozotevera?

Mavara ekutanga anobata zvakanyanya anobatsira akaderera-level mapatani, nepo gare gare ma layer achinyanya hunyanzvi kune yekutanga basa.