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486 Hours - Italian Conversational Speech Data by Telephone_486 Hours - Italian Conversational Speech Data by Telephone

486 Hours - Italian Conversational Speech Data by Telephone

  • Licensed Off-the-shelf Datasets to Boost AI Projects Development.

The 486 Hours - Italian Conversational Speech Data involved 674 native speakers, developed with proper balance of gender ratio, Speakers would choose a few familiar topics out of the given list and start conversations to ensure dialogues' fluency and naturalness. The recording devices are various mobile phones. All the speech data was recorded in quiet indoor environments. All the speech audio was manually transcribed with text content, the start and end time of each effective sentence, and speaker identification.

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Specifications

Format
8kHz, 8bit, u-law/a-law pcm, mono channel;
Recording Environment
quiet indoor environment, without echo;
Recording content
dozens of topics are specified, and the speakers make dialogue under those topics while the recording is performed;
Demographics
674 speakers totally, with 46% males and 54% females;
Annotation
annotating for the transcription text, speaker identification gender and noise symbols;
Device
Telephony recording system;
Language
Italian
Application scenarios
speech recognition; voiceprint recognition;
Accuracy rate
the word accuracy rate is not less than 98%

  • Allora se si può considerare un canarino un [S] animale domestico, sì ne ho avuto [S] uno [S] , e si [S] chiamava pure Uno.

  • uccelli o comunque canarini, così, [N] come animali [N] domestici

  • [S] E che quindi cioè,

  • però mi ricordo che alla fine è scappato via [N] e [S].

  • non hai avuto modo di averci un contatto diretto, che comunque [T]

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数据亮点

486 Hours - Italian Conversational Speech Data by Telephone

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486 Hours - Italian Conversational Speech Data by Telephone