The CHM150 is a corpus of microphone speech of mexican Spanish taken from 75 male speakers and 75 female speakers in a noise environment of a "quiet office" with a total duration of 1.63 hours.
Speakers were encouraged to respond between some pre selected open questions or they could also describe a particular painting showed to them in a computer monitor. By so, the speech is completely spontaneous and one can see it in the… See the full description on the dataset page: https://huggingface.co/datasets/carlosdanielhernandezmena/chm150_asr.