188 research outputs found
A mixed inventory structure for German concatenative synthesis
In speech synthesis by unit concatenation a major point is the definition of the unit inventory. Diphone or demisyllable inventories are widely used but both unit types have their drawbacks. This paper describes a mixed inventory structure which is syllable oriented but does not demand a definite decision about the position of a syllable boundary. In the definition process of the inventory the results of a comprehensive investigation of coarticulatory phenomena at syllable boundaries were used as well as a machine readable pronunciation dictionary. An evaluation comparing the mixed inventory with a demisyllable and a diphone inventory confirms that speech generated with the mixed inventory is superior regarding general
acceptance. A segmental intelligibility test shows the high intelligibility of the synthetic speech
Über die Fortpflanzung von Signalen in dispergierenden Systemen Zweiter Teil: Verlustarme kontinuierliche Systeme
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