12 Ling124 PPTs View free & download

LING124 Feature extraction PowerPoint PPT Presentation

LING124 Feature extraction - Break the spectrum into bands of equal mel interval (90 mels) ... Mel-frequency cepstral coefficients do not include temporal information ...

Break the spectrum into bands of equal mel interval (90 mels) ... Mel-frequency cepstral coefficients do not include temporal information ...

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LING124 Sound waves PowerPoint PPT Presentation

LING124 Sound waves - The actual value of amplitude, power, intensity of a sound can be measured in standard units ... Intensity: Watts per square meter ...

The actual value of amplitude, power, intensity of a sound can be measured in standard units ... Intensity: Watts per square meter ...

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LING124 Review PowerPoint PPT Presentation

LING124 Review - Harmonics of base frequency up to Nyquist frequency. Why? What are their amplitudes? ... i = harmonics of frequency. ? = phase. Play with the parameters in Praat ...

Harmonics of base frequency up to Nyquist frequency. Why? What are their amplitudes? ... i = harmonics of frequency. ? = phase. Play with the parameters in Praat ...

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LING124 Sequence alignment PowerPoint PPT Presentation

LING124 Sequence alignment - Find the alignment such that point-wise comparison between the two gives you the ... Point-wise comparison is typically based on Euclidean distance ...

Find the alignment such that point-wise comparison between the two gives you the ... Point-wise comparison is typically based on Euclidean distance ...

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LING124 Digital signal processing 2 PowerPoint PPT Presentation

LING124 Digital signal processing 2 - Low-pass filter the frequencies above Nyquist frequency. Filters. Low-pass filter ... High-pass filter. Attenuate the frequencies below the cut-off frequency ...

Low-pass filter the frequencies above Nyquist frequency. Filters. Low-pass filter ... High-pass filter. Attenuate the frequencies below the cut-off frequency ...

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LING124 Acoustic models PowerPoint PPT Presentation

LING124 Acoustic models - The emission probability is calculated using a mixture of multivariate Gaussians ... More calculation. More data to train the parameters ...

The emission probability is calculated using a mixture of multivariate Gaussians ... More calculation. More data to train the parameters ...

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LING124 Cepstrum, LPC, Autocorrelation PowerPoint PPT Presentation

LING124 Cepstrum, LPC, Autocorrelation - Source-filter model. Source = glottal pulse. Filter = the vocal tract, ... Source-filter model (2) x(t) = excitation signal ... y(t) = output ...

Source-filter model. Source = glottal pulse. Filter = the vocal tract, ... Source-filter model (2) x(t) = excitation signal ... y(t) = output ...

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LING124 Prosody in TTS PowerPoint PPT Presentation

LING124 Prosody in TTS - Content words, new or informative words are more likely to bear pitch accent ... Specify F0 target points for each pitch accent and boundary tone and interpolate ...

Content words, new or informative words are more likely to bear pitch accent ... Specify F0 target points for each pitch accent and boundary tone and interpolate ...

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LING124 Finite state transducers, weighted automata PowerPoint PPT Presentation

LING124 Finite state transducers, weighted automata - Definition of weighted automata. Example applications of FSM. References ... S, so , F, S, d : the same as in the definition of FSA ...

Definition of weighted automata. Example applications of FSM. References ... S, so , F, S, d : the same as in the definition of FSA ...

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LING124 Finite state automata PowerPoint PPT Presentation

LING124 Finite state automata - ... subset of states that is reachable from the initial state in ... Refer to NFA, and for each symbol, list sets of states reachable from Si (call this list X) ...

... subset of states that is reachable from the initial state in ... Refer to NFA, and for each symbol, list sets of states reachable from Si (call this list X) ...

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LING124 Statistical approach to ASR: an overview PowerPoint PPT Presentation

LING124 Statistical approach to ASR: an overview - Likelihood: acoustic model. Prior: language model. Schematic ... Likelihood acoustic model (2) Gaussian distribution is the most often used pdf (p307) ...

Likelihood: acoustic model. Prior: language model. Schematic ... Likelihood acoustic model (2) Gaussian distribution is the most often used pdf (p307) ...

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LING124 Overview of texttospeech synthesis PowerPoint PPT Presentation

LING124 Overview of texttospeech synthesis - Take raw text or tagged text as input and convert it to a speech signal ... Formant synthesis. Linear prediction synthesis. Articulatory synthesis ...

Take raw text or tagged text as input and convert it to a speech signal ... Formant synthesis. Linear prediction synthesis. Articulatory synthesis ...

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Ling124 PowerPoint PPT Presentations