Audio AI GUIDE

Kutaura Kudenha neRNNoise

RNNoise idiki, inokurumidza neural network inobvisa ruzha rwekumashure kubva pakutaura munguva chaiyo.

2 min verengaLast update

Pfupiso

Created by Xiph.Org's Jean-Marc Valin, it pairs classic signal processing with a small recurrent network so it runs on ordinary CPUs and even embedded devices.

Kudzika Kwakadzika

RNNoise, yakaburitswa muna 2017, yakagadzirirwa kudzika-latency ruzha kudzvinyirira mukufona kwezwi. Panzvimbo pekudzidza zvese kubva kumagumo-kusvika-kumagumo, inotsemura kutaura kuita angangoita makumi maviri nemaviri mabhendi akateedzerwa panzeve yemunhu (Bark-sekero) uye inoshandisa inodzokororwa neural network ine Gated Recurrent Units kufungidzira kuwana (0 kusvika 1) pabhendi rega rega pafuremu. Izvo zviwanikwa zvinodzikisira mabhendi ane ruzha uchichengeta mabhendi anodzorwa nekutaura akasimba. Sefa inopindirana inonatsa ruzha rwakasara pakati pemawirirano ekutaura. Iyo yese modhi ine huremu hunosvika zviuru makumi masere neshanu, inomhanya nekukurumidza kupfuura nguva chaiyo pane imwechete CPU musimboti, uye yakavhurika sosi pasi perezinesi reBSD, ndosaka yakasanganiswa mumapurojekiti akaita seOpus codec ecosystem, Mumble, uye OBS Studio.

Technical Insight

Iyo yakakosha dhizaini sarudzo iri kushanda pane yekuona bhendi yakawana panzvimbo yemabhini mabhini. Nekufanotaura chete ~ 22 kuwana kukosha pane imwe furemu, iyo GRU network inoramba iri diki uye inodzivirira mimhanzi-ruzha zvigadzirwa zvakajairika mune yekare spectral-kubvisa nzira. Maoko akagadzirwa nemaoko (bhendi simba, nguva yepitch, pitch correlation) inodyisa network, kusanganisa ruzivo rweDSP nekudzidza. Izwi rakaparadzana-chiitwa chinobuda chinobatsira magedhi anowanikwa panguva yakachena-ruzha mafuremu.

Strategic Impact

Svika uye svika

Inonatsiridza kusvikika kuburikidza nekunyora, kurondedzera, uye mazwi ekubatanidza.

Mutengo uye bhajeti

Zvikwata zveMedia zvinogona kutumira odhiyo yakakwenenzverwa nekukurumidza nemabhajeti madiki.

Kumhanya uye chiyero

Masisitimu anotarisana nevatengi anogona kugadzirisa kutaurirana kwekutaura pamwero mukuru.

Ramangwana reKutaura Kudenha neRNNoise

RNNoise yakafuridzira sevhisi yeakareruka chaiyo-nguva yekusimudzira basa; tsvakiridzo yaro yemutsivi (PercepNet, DeepFilterNet) inosundira mhando yepamusoro apo ichichengeta CPU mabhajeti idiki. Tarisira kuti denoisers ibatike zvakananga mumahedhifoni, zvinoyamura kunzwa, uye machipisi emusangano, kusanganisa nekukanzura echo uye deverberation, uye kushandisa pfungwa uye kunyange kugadzira zvinangwa. Iyo yakasanganiswa DSP-plus-small-network resipi inoramba ine simba chero kupi kwakaderera latency, yakaderera simba, uye yakavhurika-sosi rezenisi nyaya inodarika saizi yemhando yakasvibirira.

Real-World Implementation

Kudzvanya keyboard clatter uye fan hum panguva yekufona kwevhidhiyo mumapurogiramu anounganidza RNNoise.

Kuchenesa maikorofoni yekuyerera muOBS Studio kuburikidza neyakavakirwa-mukati RNNoise ruzha-kudzvinyirira sefa.

Kuvandudza kunzwisisika kwekutaura kwezwi mumitambo uye maturusi eVoIP seMumble pane yakaderera-simba Hardware.

Kufanogadziridza zvakarekodhwa munzvimbo dzine ruzha kuitira kuti kucherechedzwa kwekutaura kunobva kwawana chiratidzo chekuchenesa.

Njodzi & Guardrails

Kushandisa izwi zvisizvo uye njodzi dzekuedzesera dzinowedzera kana chibvumirano chisipo.

Kururama kunogona kudonha mumitauro, mataurirwo, kana nharaunda dzine ruzha.

Synthetic audio inogona kukanganisa kutaura kwechokwadi isina mavara akajeka.

Implementation Roadmap

1

Wana mvumo yakajeka yekutora inzwi, kugadzira, uye kushandisa zvakare.

2

Yedza mhando pavatauri vakasiyana uye mamiriro ekumashure.

3

Tsanangura apo munhu anofanira kuongorora kana kubvumidza zvabuda.

4

Label synthetic odhiyo uye chengetedza marekodhi ekuzvidavirira.

Ramba Uchiongorora

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Mibvunzo inowanzo bvunzwa

What is Speech Denoising with RNNoise?

RNNoise idiki, inokurumidza neural network inobvisa ruzha rwekumashure kubva pakutaura munguva chaiyo. Yakagadzirwa naXiph.Org's Jean-Marc Valin, inobatanidza kirasi yechiratidzo kugadzirisa netiweki diki inodzokororwa saka inomhanya pamaCPU akajairwa uye kunyange midziyo yakamisikidzwa.

Chii chinonzi RNNoise inonyanya kufanotaura kune yega yega furemu reodhiyo?

RNNoise inofungidzira mabhendi ega ega anodzora mabhendi anodzorwa neruzha uku achichengetedza anodzorwa nekutaura, pane kushanda pamabhini ega ega.

Ndeupi rudzi rweneural network iri pakati peRNNoise?

RNNoise inoshandisa compact inodzokororwa neural network yakavakwa neGated Recurrent Units, ichipa ndangariro yenguva ichiri diki.

Nei RNNoise ichishandisa perceptual frequency mabhendi panzvimbo yemabhini mabhini?

Kufanotaura chete ~ 22 bhendi rinowana rinoita kuti network iite diki, nekukurumidza, uye kushomeka kune mimhanzi-ruzha zvigadzirwa zvinotambudza nzira dzebhini.

Yakakura sei iyo RNNoise modhi?

RNNoise ine pahurongwa hwe85,000 huremu, idiki inokwana kumhanya nekukurumidza kupfuura nguva chaiyo pane imwechete CPU musimboti.

Ndeipi basa repitch sefa muRNNoise?

Iyo comb/pitch sefa inoshandisa harmonic chimiro chekutaura kwekutaura kudzvanyirira ruzha rwakagara pakati pemaharmonics, ichizadzisa bhendi.