Research Issues in Speech Synthesis
talk by Alan W Black (24/8/99 5/11/99)
(with really useful comments by Kevin A Lenzo(5/11/99))
Slides (postscript)
Sound samples
- Introductions
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General Festival introduction (UK English rab)
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KAL introduction (US English)
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Spanish example (from 100 years of Solitude)
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Welsh example
- Text analysis -- examples
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Boundary prediction: He wanted to go for a drive in.
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Boundary prediction: He wanted to go for a drive in the country.
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Homograph disambiguation (pos):
My cat who lives dangerously had nine lives.
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Homograph disambiguation (CART):
Henry V: Part I Act II Scene XI: Mr X is I believe, V I Lenin,
and not Charles I.
- Mode specific analysis: reading addresses
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Raw default analysis.
Address mode analysis.
Smith, Bobbie Q, 3337 St Laurence St,
Fort Worth, TX 71611-5484, (817)839-3689
Anderson, W, 445 Sycamore Way NE,
Lincoln, NE 98125-5108, (212)404-9988
- SABLE XML markup language
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SABLE example (see slide)
- SABLE emphasis examples
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It will be <emph>rainy</emph> today in Boston.
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It will be rainy <emph>today</emph> in Boston.
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It will be rainy today in <emph>Boston</emph>.
- Intonation examples
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No prosody, fixed F0 and fixed durations.
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Simple declining F0.
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"hat" accents on stress syllables.
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"hat" accents on stress syllables and end tones.
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Statistically train F0 and durations.
- Waveform generation
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How not to do word level concatenation.
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Phoneme concatenation with no modification
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Standard diphone concatenation.
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Selection based synthesis (good example)
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Cluster-based selection synthesis
- Creating diphone databases
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2 of 1348 diphone prompts
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Fully automatic diphone based voices
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After some hand correction
- Cluster synthesis example (copy synthesis)
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Original
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Copy synthesized version from phones, durations and F0.
- Other synthesis examples
This page is maintained by
Alan W Black awb@cs.cmu.edu
