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A speech corpus (or spoken corpus) is a database of speech audio files and text transcriptions. In speech technology, speech corpora are used, among other things, to create acoustic models (which can then be used with a speech recognition or speaker identification engine).[1] In linguistics, spoken corpora are used to do research into phonetic, conversation analysis, dialectology and other fields.[2][3]

A corpus is one such database. Corpora is the plural of corpus (i.e. it is many such databases).

There are two types of speech corpora:

  1. Read Speech – which includes:
    • Book excerpts
    • Broadcast news
    • Lists of words
    • Sequences of numbers
  2. Spontaneous Speech – which includes:
    • Dialogs – between two or more people (includes meetings; one such corpus is the KEC);
    • Narratives – a person telling a story (one such corpus is the Buckeye Corpus);
    • Map-tasks – one person explains a route on a map to another;
    • Appointment-tasks – two people try to find a common meeting time based on individual schedules.

A special kind of speech corpora are non-native speech databases that contain speech with a foreign accent.

See also

References

  1. Sarangi, Susanta; Sahidullah, Md; Saha, Goutam (September 2020). "Optimization of data-driven filterbank for automatic speaker verification". Digital Signal Processing 104: 102795. doi:10.1016/j.dsp.2020.102795. 
  2. Reece, Andrew; Cooney, Gus; Bull, Peter; Chung, Christine; Dawson, Bryn; Fitzpatrick, Casey; Glazer, Tamara; Knox, Dean; Liebscher, Alex; Marin, Sebastian (2022-03-01). "Advancing an Interdisciplinary Science of Conversation: Insights from a Large Multimodal Corpus of Human Speech". arXiv:2203.00674 [cs.CL].
  3. "Santa Barbara Corpus of Spoken American English | Department of Linguistics - UC Santa Barbara". https://www.linguistics.ucsb.edu/research/santa-barbara-corpus. 
  • Edwards, Jane / Lampert, Martin (eds.) (1992): Talking Data – Transcription and Coding in Discourse Research. Hillsdale: Erlbaum.
  • Leech, Geoffrey / Myers, Greg / Thomas, Jenny (eds.) (1995): Spoken English on Computer: Transcription, Markup and Application. Harlow: Longman.

External links


de:Textkorpus