Man-mani Filtrebank ak PLP
Man-mani Filterbank ak Perceptual Linear Prediction (PLP) anam lañu yu ñuy tënk siñaal kàddu ci ay lim yu am solo yuñ mëna jëfandikoo ngir jàng masin.
Résumé
They matter because they let speech recognizers focus on the parts of sound humans actually hear, discarding irrelevant detail.
Plongeur bu xóot
Ngir soppi audio bu ñor bi mu nekk ay man-man, dañuy xaaj siñaal bi ay kadre yu gàtt ba noppi ñu jaar ci ay filtre yu ñuy jaxasoo ci balansu mel bi, loolu dafay toppandoo sensitivite fréquence bu nopp bi. Bu ñu boole energie bi ci filtre bu nekk, dafay defar màndarga log-mel filtrebank, muy dugal bi gëna am solo ci modelu kàddu yu xóot yi ci jamono jii. PLP, bi Hynek Hermansky defar, dafay yokk yeneen psychoacoustics: dafay jëfandikoo bande critique yu echelu bark, courbe bu am doole buy pondéré fréquence yi ni nopp bi di defee, ak benn compression bu am doole ak doole, su ko defee mu méngoo ak spectre all-pole (modèle ligneaire bu nooy). Lépp soo ko boolee mu am dimensioŋ bu woyof bu dëgër ci diggante waxkat yi ak chaine yi. MFCCs ay cousin yu jege lañu yuy yokk coppite cosine ngir decorrelé génnug filtrebank.
Gis-gis xarala
Xalaat bu am solo bi mooy deformasioŋ perceptuel: hertz lineaire dañu koy remappe ci mel wala balans bark suko defee filtre yi dañu sew ci frequence yu woyof yi, yaatu ci yu kawe yi, méngoo ak dayo cochleaire. PLP's preemphasis bu am kàddu yu tolloo ak compression cube-root dañuy wane ni nopp bi di gisee kàddu yu kawe yi du ligneer. Jéego bu mujj bi ci wax luy waaja am mingi méngoo ak enveloppe spectral bu nooy, di jàpp jëmmu tract vocal bi ci noonu muy dindi armonic ton yiy wuute ci diggante kàddukat yi.
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 Filterbank ak màndarga PLP
Reseau neuronal yu xóot yi dañu gëna taamu filtre log-mel yu ñor yi ci PLP wala MFCC yiñ defar bu baax, ndax reso bi dafay jàng coppite yi ci boppam moo gëna decorrelation biñ defaree loxo. Frontier bi dafay jàng front end yu melni SincNet ak wav2vec yuy dox ci forme onde yu ñor. Ba leegi, mel filterbanks ñu ngi wéy di nekk fépp, muy lu stabil, lu yomb njëg, te njàngalem gis-gis yi ci ginaaw PLP ñu ngi wéy di joxe leeral ci ni ingenieur yi di jëmmale ak di tekki li ñu jàng.
Doxal ci àdduna dëgg
Xayma 40 man-mani filtre log-mel ci kaadar bu nekk ni dugal ci reso neuronal wax-ci-tekst
Jëfandikoo man-mani PLP ci sistemu komandu baat bu dëgër ngir oto
Tuyo yiy xàmmee kàddukat yi lalu ci màndarga spectral yu jaarul yoon
Baatu-caabi yi ñuy gis ci aparey yu néew doole, fu man-mani filtrebank yu dëgër yi wàññi xayma yi
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
Sondage lineaire et évaluation des caractéristiques congelées
Laaj yi ñuy faral di laaj
What is Filterbank and PLP Features?
Man-mani Filterbank ak Perceptual Linear Prediction (PLP) anam lañu yu ñuy tënk siñaal kàddu ci ay lim yu am solo yuñ mëna jëfandikoo ngir jàng masin. Dañu am solo ndax dañuy may ñiy xàmmee kàddu yi ñu bàyyi seen xel ci wàll yi nit ñi di dégg ci kàddu yi, ba noppi sànni detay yu amul njariñ.
Lan moo waral ñuy boole filtre yi ci balansu mel wala bark ci barabu hertz ligneer?
Mel bi ak yaram wi dañuy méngoo ak dayo cochleaire bu nit, bi gëna woyof ci frequence yu woyof yi, gëna dëgër ci frequence yu kawe yi.
Lan la jéego ligneer biy wax luy am ci PLP di def?
PLP dafa méngoo ak xeetu all-pole ngir génne enveloppe spectral bu nooy, di jàpp màndarga yi ci tract vocal bi ci noonu muy dindi armonic yu aju ci kàddukat bi.
Ban xeetu man-man mooy gëna am solo ci xeetu xàmmee kàddu yu xóot yi ci jamono jii?
Man-mani filterbank Log-mel mooy liñ miin, kompact, dugal lu am solo ci xeetu kàddu yu xóot yi tay.
Lan moo wuutale MFCC yi ak man-mani filtrebank log-mel yu ñor yi?
MFCCs yi dañuy jëfandikoo ab coppite cosinus bu wuute ci kaw energie log-mel filtrebank ngir dindi leen ci koeffisien yu dëgër.
Lan mooy li PLP boole ci filtre mel yu yomb yi?
PLP dafay yokk benn preemphase bu am kàddu yu tolloo ak compression intensité-root cube ngir gëna wane ni nit ñi di gisee kàddu yu bari.