Speech Quality Apollo Corpus

32 audio clips extracted from the Apollo Space Program archive recordings annotated with subjective intelligibility and non-intrusive objective metrics. Please cite if you use this dataset: A. Ragano, E. Benetos, and A. Hines, "Development of a speech quality database under uncontrolled conditions", in Proc. 21st Annual Conference of the International Speech Communication Association (INTERSPEECH), pp. 4616-4620, Oct. 2020 Paper available here https://www.isca-speech.org/archive/Interspeech_2020/pdfs/1899.pdf Annotations: google_wer: word-error-rate of Google speech-to-text API mosnet: objective quality score of MOSNet metric srmr: objective quality score of SRMR metric p563: objective quality score of ITU-T P.563 subjwer: mean word-error-rate of the study participants See INTERSPEECH manuscript for more information