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05: Grundlagen der Automatischen Spracherkennung, Vorlesung, WS 2017/18, 08.11.2017
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Manage episode 196181641 series 1950836
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05 | 0:00:00 Starten 0:00:31 Wortfehlerrate 0:03:26 Minimale Editierdistanz 0:09:36 Eigenschaften der WER 0:14:07 Probleme mit der WER? 0:18:00 WER in den DARPA Evaluationen 0:28:50 Grundlagen der Signalverarbeitng 0:29:25 Wozu Signal(vor)verarbeitung? 0:32:29 Systeme 0:35:19 Zeitinvariante System 0:36:54 Dirac Distribution 0:43:50 Faltung 0:46:58 Impulsantwort 0:56:30 Quelle Filter Modell der Sprache 0:59:41 Parametereigenschaften einer trigonometrischen Funktion 1:02:27 Darstellungen der Fourierreihe 1:07:29 Komplexes Spektrum 1:09:26 Fouriertransformation
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