Parallel WaveGAN Vocoder
Parallel WaveGAN inokurumidza neural vocoder inoshandura mel-spectrogram kuita yakaomeswa waveform uchishandisa diki GAN, ichigadzira ese masampuli kamwechete.
Pfupiso
It matters because it gives near-real-time, high-quality speech with a compact model.
Kudzika Kwakadzika
Vocoder ndiyo nhanho yekupedzisira yepombi yeTTS: inoshandura acoustic chimiro mepu (kazhinji mel-spectrogram) kuita iyo chaiyo ruzha wave iwe yaunonzwa. Parallel WaveGAN, yakakurudzirwa naYamamoto, Rwiyo, naKim muna 2019, inoita izvi neisina-autoregressive WaveNet-maitiro jenareta akadzidziswa seanogadzira adversarial network. Panzvimbo pekufanotaura sampuli imwe yekuteerera panguva seyekutanga WaveNet, inoburitsa iyo waveform yese yakafanana, ichiita kuti ikurumidze kukurumidza. Yayo kiyi yekubikira inosanganisa kurasikirwa kweanopikisa pamwe neakawanda-resolution pfupi-nguva pfupi-pfupi Fourier shanduko (STFT) kurasikirwa, saka modhi inoenderana neiyo chaiyo chiratidzo kuyambuka akati wandei nguva uye frequency zviyero. Mhedzisiro idiki jenareta (yakatenderedza miriyoni 1.4 paramita) inomhanya kakawanda nekukurumidza kupfuura nguva chaiyo paGPU.
Technical Insight
Jenareta ndeye dilated-convolution network yakamisikidzwa pane mel-spectrogram uye ruzha rwekuisa, ruzha rwemepu uye maficha akananga kumasampuli. Kudzidzira pamwe chete kunoderedza kurasikirwa kweSTFT kwakasiyana-siyana, kuenzaniswa nekuenzanisa magnitude spectrograms kune akati wandei FFT saizi uye hop kureba, uye kurasikirwa kweanopikisa kubva kune anosarura achitonga chokwadi. Izwi reSTFT rinodzikamisa uye rinomhanyisa kudzidziswa kweanopikisa, richitora zvese zvakanaka uye yakafara spectral chimiro pasina distillation.
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 reParallel WaveGAN Vocoder
Parallel WaveGAN yakabatsira kumisikidza GAN vocoders seyazvinoita default, uye yayo yakawanda-resolution STFT kurasikirwa ikozvino kwave kuoneka kune vese vanotsiva seHiFi-GAN uye akawanda ekutepfenyura masisitimu. Iyo trajectory inonongedza kune anogara ari madiki, akaderera-latency mavokoder e-pa-mudziyo vabatsiri, zvinoyamutsira kunzwa, uye mhenyu shanduko yezwi, pamwe nevokodha yepasirese inoenda kune vasingaonekwe vatauri. Tarisira kubatanidzwa kwakasimba nekuguma-kusvika-kumagumo TTS uye kutumirwa kunoshanda pane nharembozha uye yakamisikidzwa machipisi.
Real-World Implementation
Chaiyo-nguva yekutaura inobuda mune nharembozha vabatsiri uko latency uye modhi saizi zvine basa
Kushanda sewaveform jenareta rakapetwa neacoustic modhi seTacotron 2 kana FastSpeech
Pa-mudziyo mameseji-ku-kutaura ezvishandiso zvekusvikika zvisingagone kuvimba negore
Mazwi ekushandura masisitimu anogadzirazve akashandurwa ma spectrogram kuita echisikigo-inonzwika odhiyo
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
Wana mvumo yakajeka yekutora inzwi, kugadzira, uye kushandisa zvakare.
Yedza mhando pavatauri vakasiyana uye mamiriro ekumashure.
Tsanangura apo munhu anofanira kuongorora kana kubvumidza zvabuda.
Label synthetic odhiyo uye chengetedza marekodhi ekuzvidavirira.
Ramba Uchiongorora
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Gaidhi rinotevera
MelGAN Generative Vocoder
Mibvunzo inowanzo bvunzwa
What is Parallel WaveGAN Vocoder?
Parallel WaveGAN inokurumidza neural vocoder inoshandura mel-spectrogram kuita yakaomeswa waveform uchishandisa diki GAN, ichigadzira ese masampuli kamwechete. Izvo zvine basa nekuti inopa pedyo-chaiyo-nguva, yemhando yepamusoro kutaura ine compact modhi.
Nderipi basa revokoda seParallel WaveGAN?
Vocoder ndiyo yekupedzisira TTS nhanho inogadzira iyo chaiyo ruzha wave kubva kune acoustic maficha senge mel-spectrogram.
Ko Parallel WaveGAN inogadzira sei maodhiyo sampuli ichienzaniswa neyekutanga WaveNet?
Parallel WaveGAN haina-autoregressive, inogadzira iyo waveform yese kamwechete pane sampuli nemuenzaniso, izvo zvinoita kuti ikurumidze.
Ndeipi kurasikirwa kuri pakati peParallel WaveGAN kunze kwekurasikirwa kweanopikisa?
Inobatanidza kurasikirwa kwemhandu pamwe ne-multi-resolution STFT kurasikirwa kunoenzanisa spectrogram magnitudes pazvikero zvakawanda.
Ndeipi dhizaini inoshandiswa neParallel WaveGAN jenareta?
Iyo jenareta ndeye WaveNet-senge network yakavakirwa kubva kune yakadzikama convolutions, yakarongedzwa pane mel-spectrogram uye ruzha.
Nei Parallel WaveGAN ichikwezva kuendeswa?
Iine angangoita miriyoni miriyoni paramita idiki uye inomhanya kakawanda nekukurumidza kupfuura nguva chaiyo, yakanakira kushandiswa pa-mudziyo.