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Interaction between voice-gender difference and spatial separation in release from masking in multi-talker listening
Yonghee Oh1, Sarah E Bridges1, Hannah Schoenfeld1
1Department of Speech, Language, and Hearing Sciences, University of Florida, Gainesville, Florida 32610, USA.
JASA Express Letters
|October 29, 2021
Summary
Masking release in noisy environments depends on voice gender and talker separation. These auditory cues interact, with their effectiveness changing based on spatial separation and listener gender.
Area of Science:
- Auditory perception
- Psychoacoustics
- Speech processing
Background:
- Effective speech segregation in multi-talker environments relies on auditory cues like voice gender and spatial separation.
- Understanding the interplay of these cues is crucial for explaining auditory scene analysis.
Purpose of the Study:
- To investigate the interaction between voice-gender difference and spatial separation.
- To determine how these cues influence masking release in normal-hearing listeners.
Main Methods:
- Measured speech recognition thresholds in competing speech.
- Calculated masking release benefits from voice-gender and spatial separation cues.
Main Results:
- Masking release from voice-gender and spatial separation cues are inversely related to spatial separation.
- A gender-specific transition point was observed between the dominance of each cue.
Conclusions:
- Voice-gender and spatial separation cues for speech segregation interact dynamically.
- The relative contribution of each cue shifts with increasing spatial separation in a gender-dependent manner.
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