Evaluating a Deep Neural Noise-Reduction Algorithm for Hearing Aids
Evaluating a Deep Neural Noise-Reduction Algorithm for Hearing Aids in Varying Signal-to-Noise Conditions
Purdue University
50 participants
Oct 16, 2025
INTERVENTIONAL
Conditions
Summary
This study is designed to understand how different hearing-aid noise-reduction technologies affect a listener's ability to hear speech in noisy environments. Participants will listen to speech at several background-noise levels while trying different processing settings. By comparing performance across these conditions, the study aims to identify which types of noise reduction improve speech intelligibility the most. We expect that some noise-reduction strategies will help listeners understand speech better than others, especially in more difficult listening situations.
Eligibility
Plain Language Summary
Simplified for easier understanding
This summary was AI-generated to explain the trial in plain language. It is not medical advice. Always discuss eligibility with your doctor before enrolling in a clinical trial.
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Interventions
No neural noise suppression applied. Baseline processing condition.
Neural noise suppression using the lower-strength algorithm parameters.
Neural noise suppression using the higher-strength algorithm parameters.
Noise levels higher than speech levels
Equal speech and noise levels
Speech levels higher than noise levels
Locations(1)
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NCT07287774