Voice quality change portion locating apparatus
First Claim
1. A voice quality change portion locating apparatus which locates, based on language analysis information regarding a text, a portion of the text where voice quality may change when the text is read aloud, said apparatus comprising:
- a storage unit in which a rule is stored, the rule being used for judging likelihood of the voice quality change based on phoneme information and prosody information;
a voice quality change estimation unit operable to estimate the likelihood of the voice quality change which occurs when the text is read aloud, for each predetermined unit of an input symbol sequence including at least one phonologic sequence, based on (i-1) phoneme information and (i-2) prosody information which are included in the language analysis information that is a symbol sequence of a result of language analysis including a phonologic sequence corresponding to the text, and (ii) the rule; and
a voice quality change portion locating unit operable to locate a portion of the text where the voice quality change is likely to occur, based on the language analysis information and a result of the estimation performed by said voice quality change estimation unit.
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Accused Products
Abstract
A text edit apparatus which presents, based on language analysis information regarding a text, a portion of the text where voice quality may change when the text is read aloud has advantages of predicting likelihood of the voice quality change and judging whether or not the voice quality change will occur. The apparatus includes: a voice quality change estimation unit (103) which estimates the likelihood of the voice quality change which occurs when the text is read aloud, for each predetermined unit which is an input symbol sequence of the text including at least one phonologic sequence, based on language analysis information which is a symbol sequence of a result of language analysis including a phonologic sequence corresponding to the text; a voice quality change portion judgment unit (105) which locates a portion of the text where the voice quality change is likely to occur, based on the language analysis information and a result of the estimation performed by the voice quality change estimation unit (103); and a display unit (108) which presents the user the portion which is located by the voice quality change portion judgment unit (105) as where the voice quality change is likely to occur.
17 Citations
17 Claims
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1. A voice quality change portion locating apparatus which locates, based on language analysis information regarding a text, a portion of the text where voice quality may change when the text is read aloud, said apparatus comprising:
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a storage unit in which a rule is stored, the rule being used for judging likelihood of the voice quality change based on phoneme information and prosody information; a voice quality change estimation unit operable to estimate the likelihood of the voice quality change which occurs when the text is read aloud, for each predetermined unit of an input symbol sequence including at least one phonologic sequence, based on (i-1) phoneme information and (i-2) prosody information which are included in the language analysis information that is a symbol sequence of a result of language analysis including a phonologic sequence corresponding to the text, and (ii) the rule; and a voice quality change portion locating unit operable to locate a portion of the text where the voice quality change is likely to occur, based on the language analysis information and a result of the estimation performed by said voice quality change estimation unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A voice quality change portion locating apparatus which locates, based on language analysis information regarding a text, a portion of the text where voice quality may change when the text is read aloud, said apparatus comprising
a voice quality change portion locating unit operable to (i) locate a mora in the text as a portion where the voice quality change is likely to occur, the mora being one of (1) a mora, whose consonant is “ - b”
that is a bilabial and plosive sound, and which is a third mora in an accent phrase, (2) a mora, whose consonant is “
m”
that is a bilabial and nasalized sound, and which is the third mora in the accent phrase, (3) a mora, whose consonant is “
n”
that is an alveolar and nasalized sound, and which is a first mora in the accent phrase, and (4) a mora, whose consonant is “
d”
that is an alveolar and plosive sound, and which is the first mora in the accent phrase, and also (ii) locate a mora in the text as a portion where the voice quality change is likely to occur, the mora being one of (5) a mora, whose consonant is “
h”
that is a guttural and unvoiced fricative, and which is one of the first mora and the third mora in the accent phrase, (6) a mora, whose consonant is “
t”
that is an alveolar and unvoiced plosive sound, and which is a fourth mora in the accent phrase, (7) a mora, whose consonant is “
k”
that is a velar and unvoiced plosive sound, and which is a fifth mora in the accent phrase, and (8) a mora, whose consonant is “
s”
that is a dental and unvoiced fricative, and which is a sixth mora in the accent phrase.
- b”
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16. A voice quality change portion locating method of locating, based on language analysis information regarding a text, a portion of the text where voice quality may change when the text is read aloud, said method comprising steps of:
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estimating likelihood of the voice quality change which occurs when the text is read aloud, for each predetermined unit of an input symbol sequence including at least one phonologic sequence, based on (i) a rule which is used for judging likelihood of the voice quality change according to phoneme information and prosody information, the phoneme information and prosody information being included in the language analysis information that is a symbol sequence of a result of language analysis including a phonologic sequence corresponding to the text, and (ii-1) the phoneme information and (ii-2) the prosody information; and locating a portion of the text where the voice quality change is likely to occur, based on the language analysis information and a result of said estimating.
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17. A non-transitory computer-readable medium encoded with computer executable instructions for locating, based on language analysis information regarding a text, a portion of the text where voice quality may change when the text is read aloud, said computer executable instructions causing a computer to execute steps of:
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estimating likelihood of the voice quality change which occurs when the text is read aloud, for each predetermined unit of an input symbol sequence including at least one phonologic sequence, based on (i) a rule which is used for judging likelihood of the voice quality change according to phoneme information and prosody information, the phoneme information and prosody information being included in the language analysis information that is a symbol sequence of a result of language analysis including a phonologic sequence corresponding to the text, and (ii-1) the phoneme information and (ii-2) the prosody information; and locating a portion of the text where the voice quality change is likely to occur, based on the language analysis information and a result of said estimating.
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Specification