I-DDSP Differentiable Audio Synthesis
I-DDSP (I-Differentiable Digital Signal Processing) ihlanganisa amabhlogo wokwakha we-synthesizer yakudala ngamanethiwekhi emizwa, ukuze ukufunda okujulile kungalawula ama-oscillator nezihlungi ngokuqondile.
Uhlolojikelele
It produces strikingly natural, controllable instrument sounds with tiny models and little data.
I-Deep Dive
I-DDSP, yethulwe ithimba le-Google le-Magenta ngo-2020, icabanga kabusha ukukhiqizwa komsindo we-neural. Esikhundleni sokuthi inethiwekhi ibikezele amasampuli omsindo angahluziwe elilodwa ngesikhathi (njenge-WaveNet) noma amaphikseli e-spectrogram, i-DDSP yenza izingxenye ze-DSP ezivamile - i-harmonic additive oscillator, ijeneretha yomsindo ehlungiwe, nesaga - kuhlukaniseke. Lokho kusho ukuthi ama-gradient angageleza kuwo ngesikhathi sokuqeqeshwa, ngakho-ke inethiwekhi encane ye-neural ifunda ukukhipha amasiginali okulawula ahumusekayo: iphimbo eliyisisekelo, ukuphakama okuphezulu, kanye nama-amplitudes enqwaba yama-harmonics ngokuhamba kwesikhathi. I-synthesizer ibe isinikeza umsindo wangempela osuka kulezi zilawuli. Ngenxa yokuthi i-physics yomsindo ibhakwe ekwakhiweni kwezakhiwo kunokuba ifundwe kusukela ekuqaleni, i-DDSP ifinyelela ikhwalithi ephezulu ngamapharamitha ambalwa kakhulu nezibonelo zokuqeqesha, futhi ivumela abasebenzisi ukuthi balawule ngokuzimela ukuphakama kwephimbo, umsindo omkhulu, ne-timbre - ngisho nokwenza ukudluliselwa kwe-timbre, njengokwenza izwi eliculayo lidlale njengevayolini.
I-Technical Insight
Umnyombo uyi-spectral modeling synthesizer: ibhange le-harmonic oscillator likhiqiza isamba samagagasi e-sine ngokuphindaphinda okuphelele kwefrikhwensi eyisisekelo, kuyilapho indlela ehlukile ihlunga umsindo omhlophe wokuphefumula nokuthungwa kwe-inharmonic. Inethiwekhi ye-neural ayilokothi ikhiphe umsindo ngokuqondile — ikhipha amapharamitha okulawula ashintshashintsha isikhathi (f0, umsindo omkhulu, ukusabalalisa kwe-harmonic, ama-coefficients okuhlunga). Ukuqeqeshwa kusebenzisa ukulahlekelwa kwe-spectrogram enezilinganiso eziningi ngokuqhathanisa umsindo okhiqiziwe futhi oqondiwe kuwo wonke amawindi amaningana e-FFT osayizi, oqinile ngokwezigaba.
I-Strategic Impact
Finyelela futhi ufinyelele
Ithuthukisa ukufinyeleleka ngokuloba, ukulandisa, nezixhumi ezibonakalayo zezwi.
Izindleko kanye nesabelomali
Amaqembu emidiya angathumela umsindo opholishiwe ngokushesha ngamabhajethi amancane.
Isivinini nesikali
Amasistimu abhekene nekhasimende angacubungula ukusebenzelana okukhulunyiwe ngesilinganiso esikhulu.
Ikusasa le-DDSP Differentiable Audio Synthesis
I-DDSP iphusha amathuluzi esikhathi sangempela, abambezeleka kancane nemiphumela yomsindo esebenza kuzingxenyekazi zekhompuyutha ezinesizotha, okuhlanganisa isiphequluli esingaphakathi namadivayisi ashumekiwe. Izilawuli zayo ezitolika ziyenza ilungele amathuluzi okusebenza acacile nama-hybrid synthesizer lapho abaculi bedayela i-timbre ngokuqondile. Abacwaningi banweba umbono ohlukanisekayo we-DSP ekumodeleni ngokomzimba, ama-acoustics egumbi, namaketango okukhiqiza okulalelwayo aphelele, okuhlanganisa ukulawuleka kokucubungula isignali yakudala neqiniso lokufunda okujulile kuyo yonke indalo yomculo nedizayini yomsindo.
Ukuqaliswa Komhlaba Wangempela
Amathuluzi okudlulisa i-Timbre athatha ingoma eboshiwe noma eculwa futhi aphinde awunikeze njengeviolin, umtshingo, noma icilongo ngesikhathi sangempela.
Ama-plugin e-neural synthesizer alula abaculi abawalawulayo ngephimbo elizwakalayo, umsindo omkhulu, namafindo okukhanya.
Ukulungiswa kwephimbo kanye nokuhlanganiswa kabusha okucacile kwamathuluzi arekhodiwe kuyilapho kugcinwa imininingwane yemvelo evumelanayo.
Amademo omculo asekelwe esipheqululini asebenzisanayo akhiqiza imisindo yezinsimbi engokoqobo ngaphandle kwamamodeli asindayo e-GPU.
Izingozi & Guardrails
Ukusetshenziswa kabi kwezwi kanye nezingozi zokuzenza ongeyena ziyanda uma imvume ingekho.
Ukunemba kungase kwehle kuzo zonke izinhlobo zokuphimisela, izilimi zesigodi, noma izindawo ezinomsindo.
Umsindo wokwenziwa ungenziwa iphutha njengenkulumo eyiqiniso ngaphandle kokulebula okucacile.
Ukuqalisa Umhlahlandlela
Thola imvume esobala yokuthwebula izwi, ukuhlanganisa, nokusebenzisa kabusha.
Ikhwalithi yokuhlola kuzo zonke izipikha nezimo zangemuva.
Chaza ukuthi kunini lapho umuntu kufanele abuyekeze noma agunyaze okuphumayo.
Lebula umsindo wokwenziwa futhi ugcine amarekhodi atholakalayo ukuze aziphendulele.
Qhubeka Uhlole
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Umhlahlandlela olandelayo
I-AudioGen Text-to-Audio Synthesis
Imibuzo evame ukubuzwa
What is DDSP Differentiable Audio Synthesis?
I-DDSP (I-Differentiable Digital Signal Processing) ihlanganisa amabhlogo wokwakha we-synthesizer yakudala ngamanethiwekhi emizwa, ukuze ukufunda okujulile kungalawula ama-oscillator nezihlungi ngokuqondile. Ikhiqiza imisindo yensimbi elawulekayo ngendlela emangalisayo, enamamodeli amancane nedatha encane.
Yikuphi ukuqanjwa okubalulekile ngemuva kwe-DDSP?
I-DDSP iguqula amabhulokhi wokwakha we-synthesizer abe amamojula ahlukanisekayo, ivumela inethiwekhi ye-neural ifunde ukuwalawula ngokusabalalisa emuva.
Ku-DDSP, inethiwekhi ye-neural ikhiphani ngempela?
Inethiwekhi ibikezela amapharamitha okulawula ashintshashintsha isikhathi, futhi i-synthesizer ehlukile ehlukanisayo yenza umsindo osuka kuwo — ayilokothi ikhiphe amasampuli ngokuqondile.
Yiziphi izingxenye ezimbili ezibalulekile ezikhiqiza umsindo ezihlanganiswa yi-spectral synthesizer ye-DDSP?
I-harmonic additive oscillator ikhiqiza i-pitched, ingxenye ye-harmonic ngenkathi umsindo ohlungiwe wengeza umoya nokuthungwa kwe-inharmonic.
Kungani i-DDSP ingafinyelela izinga eliphezulu ngamamodeli amancane uma kuqhathaniswa nedatha encane?
Ngenxa yokuthi isakhiwo esaziwayo sokucubungula isignali sakhelwe ngaphakathi kunokuba sifundwe kusukela ekuqaleni, inethiwekhi inokuncane kakhulu ongakufunda, ukuthuthukisa idatha nokusebenza kahle kwepharamitha.
Imuphi umsebenzi wokulahlekelwa owusebenzisayo i-DDSP ukuze uqhathanise umsindo okhiqiziwe futhi uqondise ngokuqinile?
Ukuqhathanisa ama-magnitude spectrograms ekuxazululeni okuningi kuqinile kuya kumehluko wesigaba, lapho ukulahlekelwa kwesampula kunzima khona.