UMHLAHLANDLELA Wobuchwepheshe

Amamodeli we-1-Bit kanye ne-Ternary BitNet

I-BitNet ingumugqa wocwaningo we-Microsoft obonisa ukuthi amamodeli ezilimi amakhulu angaqeqeshwa ngezisindo ezikhawulelwe kubhithi elingu-1 kuphela, noma amanani amathathu esimweni sesibili.

2 amaminithi ukufundaIgcine ukubuyekezwa

Uhlolojikelele

This slashes memory and energy use dramatically while keeping surprisingly strong accuracy.

I-Deep Dive

Amamodeli avamile agcina isisindo ngasinye njengenombolo ye-16-bit. I-BitNet ithatha indawo yalezi izethulo eziphansi kakhulu. Okuhlukile okunamandla kwe-BitNet b1.58 kusebenzisa izisindo ze-ternary, ngasinye sikhawulelwe ku- -1, 0, noma +1, esisebenza cishe kumabhithi olwazi angu-1.58 ngesisindo (log base 2 of 3). Umbono obalulekile ukuthi imodeli iqeqeshwa kusukela ekuqaleni ngalezi zingqinamba, hhayi ukulinganisa ngemuva kwalokho, ngakho ifunda ukuqina ngokunemba okulinganiselwe. Ngoba izisindo zingu-1, 0, noma +1 nje, ukuphindaphinda okubizayo kuzibalo ze-matrix kugoqeka kube izengezo kanye nokukhipha. Umphumela uba umkhawulokudonsa wenkumbulo ophansi kakhulu, ukusetshenziswa kwamandla, kanye ne-latency, nevelu engu-0 iphinde inike amandla ubuncane, konke ngenkathi kuqhathaniswa namamodeli anemba ngokugcwele ngosayizi abaqhathanisekayo kumabhentshimakhi amaningi.

I-Technical Insight

I-BitNet isebenzisa isendlalelo se-BitLinear esingokwezifiso esilinganisa izisindo zibe yi-ternary kanye nokwenza kusebenze ukuze kube nokunemba okuphansi ngesikhathi sokudlula phambili, kuyilapho igcina ikhophi enembe kakhulu 'yethunzi' yezisindo ukuze ibuyekezwe nge-gradient ngesilinganiso esiqondile. Ngenxa yokuthi isisindo ngasinye singu-1, 0, noma +1, imikhiqizo yamachashazi elawula ikhompuyutha yesiguquli iba izengezo nokukhipha esikhundleni sokuphindaphindeka kwamaphuzu antantayo, okuyikhona okuvula amandla nezinzuzo zejubane kuhadiwe ezifanele.

I-Strategic Impact

Izindleko kanye nesabelomali

Izinqumo zezakhiwo ziqhuba ukusebenza kanye nezindleko zokusebenza iminyaka.

Izinqumo ezicacile

Imfundo yobuchwepheshe isiza amaqembu ukuthi akhethe isitaki esifanele, hhayi nje esisha.

Ukulawulwa kwekhwalithi

Izinketho ezingcono zobunjiniyela zinciphisa izehlakalo ezinokwethenjelwa ekukhiqizeni.

Ikusasa lamamodeli we-1-Bit kanye ne-Ternary BitNet

I-BitNet ikhomba esikhathini esizayo lapho amamodeli anekhono asebenza khona kumafoni, amakhompyutha aphathekayo, namadivayisi asemaphethelweni angenayo i-datacenter GPUs. Ibhodlela eliyinhloko i-hardware: ama-chips anamuhla akhelwe izibalo zephoyinti elintantayo, ngakho-ke ama-accelerator akhethekile athuthukiselwe imisebenzi ye-ternary-add kuphela angaphindaphinda izinzuzo. Lindela izakhiwo eziningi zomdabu ze-1-bit, amamodeli amakhulu esitayela se-BitNet, nokuhlanganiswa kuzisizi ezikudivayisi lapho impilo yebhethri nobumfihlo bubalulekile, okungase kube nokulolonga kabusha umnotho we-AI.

Ukuqaliswa Komhlaba Wangempela

Microsoft's BitNet b1.58 2B4T isebenza kahle ku-CPU, inika amandla i-LLM inference ngaphandle kwe-GPU ezinikele.

Izisizi ezikudivayisi ezilingana imodeli enekhono kumemori elinganiselwe yefoni sibonga ~ ~ 1.58-bit izisindo.

Ukunciphisa amandla okucabanga kanye nezindleko zekhabhoni kumasevisi evolumu ephezulu ye-API ngokufaka esikhundleni sokuphindaphinda kwephoyinti elintantayo ngezengezo.

Ukuthunyelwa komphetho (i-IoT, izingxenyekazi zekhompuyutha ezishumekiwe) lapho izisindo ze-ternary zenza ukuqonda kolimi lwendawo kwenzeke ngaphakathi kwesabelomali samandla aqinile.

Izingozi & Guardrails

Ukuthuthukisa ibhentshimakhi eyodwa kungafihla ubuthakathaka obubanzi besistimu.

Izindleko zengqalasizinda nezokulungisa zivame ukubukelwa phansi.

Izikhala zokuphepha nokubonakala zingakhula njengoba izinhlelo ziba nzima kakhulu.

Ukuqalisa Umhlahlandlela

1

Chaza ukubambezeleka, ikhwalithi, nezindleko ezihlosiwe ngaphambi kokuqaliswa.

2

Ibhentshimakhi ngaphansi komthwalo wangempela nezimo zedatha.

3

Ukuqapha amathuluzi amaphutha, ukukhukhuleka, nomthelela wabasebenzisi.

4

Lungiselela izindlela zokuhlehlisa nezigameko ngaphambi kokukala.

Qhubeka Uhlole

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Imibuzo evame ukubuzwa

What is 1-Bit and Ternary BitNet Models?

I-BitNet ingumugqa wocwaningo we-Microsoft obonisa ukuthi amamodeli ezilimi amakhulu angaqeqeshwa ngezisindo ezikhawulelwe kubhithi elingu-1 kuphela, noma amanani amathathu esimweni sesibili. Lokhu kunciphisa inkumbulo nokusebenzisa amandla ngendlela emangalisayo kuyilapho kugcina ukunemba okunamandla okumangalisayo.

Kungani i-BitNet b1.58 ichazwa njengesebenzisa cishe amabhithi angu-1.58 isisindo ngasinye?

Izisindo ze-ternary zithatha inani elilodwa kwamathathu, futhi ukumela izifunda ezintathu kudinga isisekelo selogi engu-2 kwezingu-3, ​​cishe amabhithi angu-1.58.

Yini eyenza ukusebenza kwe-matrix ye-BitNet kushibhe kunakumamodeli ajwayelekile?

Ngesisindo esikhawulelwe ku -1, 0, kanye +1, ukuphindaphinda ngesisindo kunciphisa ukungeza, ukususa, noma ukuziba inani, ukugwema ukuphindaphindeka kwephoyinti elintantayo elibizayo.

Ngesikhathi sokuqeqeshwa, i-BitNet ibuyekeza kanjani izisindo naphezu kwesinyathelo sokulinganisa esingahlukanisiwe?

I-BitNet igcina ikhophi eyinhloko enembe kakhulu yezisindo futhi isebenzisa isilinganiso esiqondile ukuze idlulise amagradient ngokulinganisa, okuvumela ukusakazwa okuvamile okuvamile.

Iyiphi inzuzo eyengeziwe enikezwa ngokuvumela inani elingu-0 (i-ternary, hhayi kanambambili emsulwa)?

Isimo esingu-0 sivumela okunye ukuxhumeka kuvalwe ngempumelelo, sethula ubuncane obungasetshenziselwa ukusebenza kahle okwengeziwe.

Iyiphi inselele enkulu yehadiwe yokuthola izinzuzo ezigcwele ze-BitNet?

Ama-accelerator anamuhla aklanyelwe ukuphindaphindeka kwamaphuzu antantayo, ngakho-ke ihadiwe elizinikele ekusebenzeni okusekelwe kokungeziwe liyadingeka ukuze kuvulwe ngokugcwele izinzuzo ze-BitNet zejubane namandla.