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Inofungidzira Speculative Decoding (SSD)

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6 min read Via arxiv.org

Mewayz Team

Editorial Team

Hacker News

Iyo Bottleneck yeGenerative AI

Generative AI modhi dzakwezva nyika nekugona kwayo kunyora, kodhi, nekugadzira. Nekudaro, chero ani akapindirana nemhando huru yemutauro (LLM) akasangana nekusarira kwekutaura-kumbomira pakati pekutumira kukurumidza uye kugamuchira mazwi mashoma ekutanga emhinduro. Iyi latency ndiyo imwe chete yakanyanya chipingamupinyi mukugadzira mvura, yakasikwa, uye yechokwadi inopindirana AI zviitiko. Nheyo yedambudziko iri mukuvakwa kwemamodheru pachawo. MaLLM anogadzira mameseji tokeni-ne-chiratidzo, izwi rega rega idzva zvichienderana nekutevedzana kwese kwakauya pamberi paro. Iyi inoteedzana hunhu, nepo ine simba, ine computationally yakakura uye inononoka. Sezvo mabhizinesi ari kutsvaga kubatanidza AI mune-chaiyo-nguva zvikumbiro senge vatengi sevhisi chatbots, shandurudzo yemhenyu, kana inopindirana analytics, iyi latency inova dambudziko rakakosha rebhizinesi, kwete kungoda kuziva kwehunyanzvi.

A Clever Shortcut: Mashandiro Ekufungidzira Kudhikodha

Kufungidzira Decoding (SD) inzira ine hungwaru yakagadzirirwa kutyora iyi inotevedzana bhodhoro pasina kushandura dhizaini yakakosha yemuenzaniso kana kunaka kwekubuda. Pfungwa huru ndeyekushandisa "draft" modhi kugadzira mutsara mupfupi wetokens nekukurumidza uye "chinangwa" modhi (iyo ine simba, inononoka LLM) kuratidza chokwadi chegwaro mune imwe nhanho, inofambirana.

Heino kupatsanurwa kwemaitiro acho:

  • The Draft Phase: Idiki, inokurumidza modhi (iyo yemhando yekudhirowa) inokurumidza kugadzira akati wandei ma tokeni — fungidziro yekufungidzira kuti mhinduro ingavei.
  • The Verification Phase: Yekutanga, yakananga LLM inotora iyi yese dhizaini seki uye inoigadzirisa nekufamba kumwe. Panzvimbo pekugadzira ma tokens matsva, inoita yekupfuura kuti iverenge mikana yechiratidzo chega chega chiri mugwaro kuti chakarurama.
  • The Acceptance Phase: Yakananga modhi inogamuchira kureba kwakaringana prefix kubva mugwaro. Kana iyo dhizaini yaive yakakwana, iwe unowana akawanda tokeni pamutengo wekuverengera weimwe. Kana gwaro racho rakanganisa, modhi yaunonangwa inongovandudza kubva pakakanganisika, ichiri kuchengetedza nguva.

Muchidimbu, Kudhirodha Kwekufungidzira kunobvumira iyo modhi yakakura "kufunga nekukurumidza" nekushandisa modhi diki kuita yekutanga, yekufungidzira nekukurumidza. Iyi nzira inogona kutungamirira ku 2x kusvika ku 3x speedup in inference time, kuvandudzwa kunoshamisa kunoita kuti AI yemhando yepamusoro iite kudaira.

Kushandura Bhizinesi Zvikumbiro neInokurumidza AI

Zvinorehwa nekudzikisa AI latency zvakadzama pamashandiro ebhizinesi. Kumhanya kunoturikira mukuita basa, kuchengetedza mutengo, uye nekuvandudza ruzivo rwevashandisi.

Funga nezvemutengi anotsigira mutengi anoshandisa AI co-pilot. Neyakajairwa LLM latency, mumiririri anofanira kumbomira mushure memubvunzo wega wega, achigadzira nhaurirano yakadzikama. NeKufungidzira Decoding, mazano eAI anooneka ipapo ipapo, achibvumira mumiririri kuchengetedza kuyerera kwechisikigo nemutengi uye kugadzirisa nyaya nekukurumidza. Mumasevhisi ekushandura arimo, kunonoka kunonoka kunoreva kuti nhaurirano dzinogona kuitika munguva chaiyo, zvichibvisa zvipingaidzo zvemutauro zvinobudirira kupfuura kare.

Kufungidzira Decoding haisi yekungoita AI nekukurumidza; ndezvekuita kuti ibatanidzwe zvisina musono mukufamba kwemunhu, uko kumhanya kunodiwa kuti ugamuchirwe.

Kuvagadziri vanovaka maAI-powered applications, kukurumidza uku kunoreva kuderera kwemitengo yemakomputa pamubvunzo wega wega, zvichiita kuti vakwanise kushandira vashandisi vakawanda neyakafanana kana kupa mamwe maficha eAI pasina kuwedzera kunowirirana mukunonoka. Apa ndipo panova nepuratifomu yakaita seMewayzinonetsa. Mewayzinopa modular bhizinesi OS inobvumira makambani kuti abatanidze aya ekucheka-kumucheto AI matekiniki mune yavo iripo yekufamba-famba zvisina basa. Nekubvisa kuomarara kuripo, Mewayz inoita kuti mabhizinesi akwidziridze kukurumidza kufungidzira kune zvese kubva pakugadzira mishumo otomatiki kusvika kuongororo yenguva chaiyo yedata, kuve nechokwadi chekuti AI ishamwari inoteerera, kwete kuita husimbe.

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Ramangwana Rakakurumidza: Kumbundikira Kukurumidzira Inference

Kudhirodha kwekufungidzira kunomiririra shanduko yakakosha mumafambiro atinoita fungidziro yeAI. Inoratidza kuti mbishi modhi saizi handiyo yega nzira yekugona; kushanda zvakanaka uye unyanzvi hwokugadzira zvinhu zvakakosha zvakaenzana. Sezvo tsvagiridzo ichienderera mberi, tinogona kutarisira kuona misiyano yepamberi yehunyanzvi uhu, pamwe tichishandisa nzira dzekunyora dzakanyanya kana kuishandisa kumamodhi akawanda.

Mujaho weAI ine simba rakawanda wave kubatana zvisingaenzaniswi nemujaho wekukurumidza AI. Matekiniki akaita seSpeculative Decoding anovimbisa kuti tinokwanisa kubatanidza kugona kwakazara kwemamodhi akakura munzvimbo dzinoshanda, dzinonzwa nguva. Kune mabhizinesi anofunga mberi, kutora matekinoroji aya hakuchave sarudzo; chinhu chinodiwa chemakwikwi kugadzira agile, akangwara, uye anodyidzana masisitimu. Mapuratifomu anoisa pamberi uye kurerutsa kuwanikwa kwezvitsva izvi, seMewayz, achange ari pamberi pakupa simba kuchizvarwa chinotevera chezvikumbiro zvebhizimusi zvinofambiswa neAI.

Mibvunzo Inowanzo bvunzwa

The Bottleneck of Generative AI

Generative AI modhi dzakwezva nyika nekugona kwayo kunyora, kodhi, nekugadzira. Nekudaro, chero ani akapindirana nemhando huru yemutauro (LLM) akasangana nekusarira kwekutaura-kumbomira pakati pekutumira kukurumidza uye kugamuchira mazwi mashoma ekutanga emhinduro. Iyi latency ndiyo imwe chete yakanyanya chipingamupinyi mukugadzira mvura, yakasikwa, uye yechokwadi inopindirana AI zviitiko. Nheyo yedambudziko iri mukuvakwa kwemamodheru pachawo. MaLLM anogadzira mameseji tokeni-ne-chiratidzo, izwi rega rega idzva zvichienderana nekutevedzana kwese kwakauya pamberi paro. Iyi inoteedzana hunhu, nepo ine simba, ine computationally yakakura uye inononoka. Sezvo mabhizinesi ari kutsvaga kubatanidza AI mune-chaiyo-nguva zvikumbiro senge vatengi sevhisi chatbots, shandurudzo yemhenyu, kana inopindirana analytics, iyi latency inova dambudziko rakakosha rebhizinesi, kwete kungoda kuziva kwehunyanzvi.

A Clever Shortcut: Mashandiro Ekufungidzira Decoding

Kufungidzira Decoding (SD) inzira ine hungwaru yakagadzirirwa kutyora iyi inotevedzana bhodhoro pasina kushandura dhizaini yakakosha yemuenzaniso kana kunaka kwekubuda. Pfungwa huru ndeyekushandisa "draft" modhi kugadzira mutsara mupfupi wetokens nekukurumidza uye "chinangwa" modhi (iyo ine simba, inononoka LLM) kuratidza chokwadi chegwaro mune imwe nhanho, inofambirana.

Kushandura Bhizinesi Zvikumbiro neInokurumidza AI

Zvinorehwa nekudzikisa AI latency zvakadzama pamashandiro ebhizinesi. Kumhanya kunoturikira mukuita basa, kuchengetedza mutengo, uye nekuvandudza ruzivo rwevashandisi.

Ramangwana Rakakurumidza: Kumbundikira Yakakurumidza Inference

Kudhirodha kwekufungidzira kunomiririra shanduko yakakosha mumafambiro atinoita fungidziro yeAI. Inoratidza kuti mbishi modhi saizi handiyo yega nzira yekugona; kushanda zvakanaka uye unyanzvi hwokugadzira zvinhu zvakakosha zvakaenzana. Sezvo tsvagiridzo ichienderera mberi, tinogona kutarisira kuona misiyano yepamberi yehunyanzvi uhu, pamwe tichishandisa nzira dzekunyora dzakanyanya kana kuishandisa kumamodhi akawanda.

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