Vecteur residual
Residual vector quantization (RVQ) mooy pexem biy soppi embedding audio yu wéy yi ci stack bu dëgër bu kode diskret ci di baamtu njuumte yi des.
Résumé
It matters because it is the engine behind modern neural codecs like SoundStream and EnCodec and the tokenizer for generative audio.
Plongeur bu xóot
Vecteur plain quantisation (VQ) dafay wecci vecteur bu wéy ak duggal bi gëna jege ci benn codebook buñ jàng, waaye benn codebook bu doy ngir am kalite bu kawe dina soxla limu duggal yu bari ci astronomie. RVQ dafay saafara jafe-jafe yii ci boole ay téere kode yu ndaw. Téere kode bu njëkk bi dafay defar ap xayma bu ñaw; Danga koy dindi ngir am njuumte bu des, nga xayma residu bi ak ñaareelu téere kode, nga dindiwaat ko, nga wéyal N etape. Kod bi mujj mooy limu indices yiñ tànn ci bépp etap, ba noppi tabaxaat bi mooy limu vecteur codebook yiñ tànn yépp. Loolu dafay factorizé ab codebook bu rëy ci ay yu ndaw yu bari, dagg memory bi ak calcul bi ci di bàyyi bitrate scale ci jëfandikoo etape yu bari wala yu néew. Quantizer dropout ci diiru tàggat yaram dafay tax codebooks yu njëkk ya yor xibaar bu gëna bari, may kalite bu baax.
Gis-gis xarala
Bépp etap dafay def seetlu dëkkandoo bi gëna jege ci kaw téere kode bi ci residual bi fi nekk, te téere kode yi dañu leen di jàng ak yeesal exponentiel-moving-moyenne boole ci ñàkka def liggéey bi, suko defee génnug encoder bi des ci wetu duggal yiñ tànn. Ak M etap yu K duggal bu nekk, RVQ dafay màndargaal K-to-the-M combinaisons yu am solo yu jëfandikoo M yoon K vecteur yuñ denc ak M yoon log2(K) bits ci kaadar bu nekk, di gëna xéewale benn codebook bu mag.
njeextalu pexe
Dugg ak yegg
Dafay gëna yombal jëfandikoo gi jaaraleko ci transkripsioŋ, nettali ak interfaasu baat.
Njëgg ak budget
Ekipu mejaa yi mën nañu yónnee audio bu leer ci anam wu gëna gaaw te seen xaalis gëna néew.
Gaawaay ak yaatuwaay
Sistem yiy jàkkarloo ak kiliyaan bi mën nañu def waxtaan ci anam wu gëna yaatu.
Ëlëgu vecteur residual
RVQ nekk na couche discrétisation buñ miin buy lëkkale répresentation neuronal yu wéy ak model generatif yu lalu ci token, te ay setal ñu ngi wéy: jëfandikoo codebook bu gëna baax ngir moytu dugg 'dead', codebook yu factorized ak dimension yu woyof, ak hierarchies token yu am solo ci wàllu semantik. Lu weesu audio, benn xalaat bi des-stacking mingi tasaaroo ci nataal ak wideo tokenizers, positioning RVQ ni pont general diggante encoder yu wéy ak generatër yu xeetu làkk.
Doxal ci àdduna dëgg
Encodec ak DAC
Defar ay token audio yu bari yu AudioLM ak MusicLM defar ci kaw
Yokkateg bitrate codec bi yéeg wala wàcci ci aktive etape quantizer yu bari wala yu néew
Komprime embeddings dimension yu kawe ci sistemu seet ak dencukaay di jëfandikoo téere kode yuñ dajale
Risk yi ak balustrade yi
Jëfandikoo baat ci anam wu jaarul yoon ak niru ak nit dafay gëna yokk sudee nanguwul.
Jaar-jaar mën na wàññeeku ci aksan yi, dialect yi wala barab yu bari xumbaay.
Audio synthetik mën nañu ko jaawale ak wax ju dëggu sudee amul etiket bu leer.
Roadmap ngir samp gi
Wutal ndigal bu leer ngir jàpp baat bi, klone ko ak jëfandikoowaat ko.
Saytu kalite ci kàddukat yu bari ak anam yu bari ci ginaaw.
Mandargal kañ la nit wara xoolaat wala nangu ay génne.
Etiketu audio synthetik te nga denc dokimaa ci fimu bawoo ngir mëna lim.
Weyal di banneexu
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Gis bi ci topp
X-Vector Oparlër
Laaj yi ñuy faral di laaj
What is Residual Vector Quantization?
Residual vector quantization (RVQ) mooy pexem biy soppi embedding audio yu wéy yi ci stack bu dëgër bu kode diskret ci di baamtu njuumte yi des. Dafa am solo ndax mooy motër bi ci ginaaw codec neuronal yu bees yu melni SoundStream ak EnCodec ak tokenizer ngir audio buy defar.
Lan la téere kode bu nekk ci RVQ di xayma?
Ginaaw bi téere kode bi njëkk joxee xayma bu gàtt, RVQ daf koy dindi ba noppi xayma li des ci téere kode bi ci topp, baamtu ko ci etap yi.
Lan moo tax ngay jëfandikoo RVQ ci barabu benn téere kode bu rëy?
Benn codebook bu doy ngir am kalite bu kawe du nekk lu yaatu; stacking M codebooks ak K duggal dafay jox K ^ M boole ak dencukaay bu néew.
naka lañuy defaree tabaxaat bu mujj ci kodu RVQ yi?
Tabaxaat bi mooy limu vecteur codebook yiñ tànn ci etap yépp, bu nekk di seet li des ci yi ko jiitu.
Ak M etape yu K dugg ci bu nekk, ñaata boole kode yu am solo la RVQ di representé?
Tann benn ci K duggal ci bu nekk ci M etap yi moom seen bopp dafay joxe K^M combinaisons yu mëna am, boole ci denc vecteur M*K kese.
Lan mooy sabab bi gëna bari ci 'perte engagement' sooy tàggat RVQ codebooks?
Perte ci engagement bi dafay yar encoder bi sudee ay génnam dañu joge ci vecteur codebook yiñ tànn, di tëye quantisation bi; codebooks ci seen bopp dañuy faral di yeesal jaaraleko ci moyenne toxu exponentielle.