Italian SpeechDat(II) FDB-3000
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Base de données SpeechDat(II) FDB-3000 de l'italien
The Italian SpeechDat(II) FDB-3000 comprises more than 3000 Italian speakers (1494 males, 1546 females) recorded over the Italian fixed telephone network. The FDB-3000 database is partitioned into 12 CDs in ISO 9660 format, each CD contains the recordings of 550 speakers. The speech databases made within the SpeechDat(II) project were validated by SPEX, the Netherlands, to assess their compliance with the SpeechDat format and content specifications.
Speech samples are stored as sequences of 8-bit 8 kHz A-law. Each prompted utterance is stored in a separate file. Each signal file is accompanied by an ASCII SAM label file which contains the relevant descriptive information.
Each speaker uttered the following items:
? 1 isolated digits
? 1 sequence of 10 isolated digits
? 4 connected digits: 1 prompt sheet number (5+ digits), 1 telephone number (9-11 digits), 1 credit card number (14-16 digits), 1 PIN code (6 digits)
? 3 dates: 1 spontaneous date (e.g. birthday), 1 prompted date (word style), 1 relative and general date expression.
? 1 word spotting phrase using an application word (embedded).
? 3 application words
? 3 spelled words: 1 spontaneous name (own forename), 1 city name, 1 real / artificial word for coverage.
? 1 Lira currency money amount.
? 1 natural number.
? 5 directory assistance names: 1 spontaneous name (own forename), 1 city of birth / growing up (spontaneous), 1 most frequent cities, 1 most frequent company / agency, 1 ?forename surname?.
? 2 questions including ?fuzzy? yes / no: 1 predominantly ?Yes? question, 1 predominantly ?No? question.
? 9 phonetically rich sentences.
? 2 time phrases: 1 time of day (spontaneous), 1 time phrase (word style).
? 4 phonetically rich words.
4 more items were added to the Italian corpus.
The following age distribution has been obtained: 133 speaker are below 16 years old, 757 speakers are between 16 and 30, 862 speakers are between 31 and 45, 626 speakers are between 46 and 60, 482 speakers are over 60.
A pronunciation lexicon with a phonemic transcription in SAMPA is also included.
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