Fact · Dictation
In a study that re-recorded read speech with a distant microphone, recognition performance was dramatically reduced compared with close-talking speech.
Checked against its source on October 16, 2026
In the source's own words
“Results clearly highlight that in the case of distant-speech input the ASR performance is dramatically reduced”
Realistic multi-microphone data simulation for distant speech recognition, arXiv preprint, 2017, Section 4.2.
Open the original- What it measures
- Single distant microphone, one ceiling microphone in a room.
- What it does not show
- One room and one read-speech corpus. The effect size depends on the microphone, the room and the engine.