Evidence map›Paper›PMID 28764441›Full record

ArticleThe Journal of the Acoustical Society of America2017

Effects of reverberation, background talker number, and compression release time on signal-to-noise ratio.

Paul Reinhart, Pavel Zahorik, Pamela E Souza

Abstract readComparative Study
In one paragraph

Article in The Journal of the Acoustical Society of America, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed.

  1. Hearing Aids: What Works Well and What Can Be Improved.Journal of the Association for Research in Otolaryngology : JARO · 2026
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Paul ReinhartNorthwestern University, Evanston, Illinois 60208, USA Paulreinhart2013@u.northwestern.edu.
Pavel ZahorikUniversity of Louisville, Louisville, Kentucky 40292, USA pavel.zahorik@louisville.edu.
Pamela E SouzaNorthwestern University, Evanston, Illinois 60208, USA p-souza@northwestern.edu.

Funding

Perceptual processing of indirect soundR01DC008168 · NIDCD · UNIVERSITY OF LOUISVILLE · PI ZAHORIK, PAVEL A · 2007 to 2011
$1.4M
Individual Differences with WDRC Amplification in Challenging EnvironmentsF31DC015373 · NIDCD · NORTHWESTERN UNIVERSITY · PI REINHART, PAUL NICHOLAS · 2016 to 2016
$37k
NIDCD NIH HHS F31 DC015373NIDCD NIH HHS R01 DC008168
6 · The paper itself

Abstract

Wide dynamic range compression (WDRC) processing in hearing aids alters the signal-to-noise ratio (SNR) of a speech-in-noise signal. This effect depends on the modulations of the speech and noise, input SNR, and WDRC speed. The purpose of the present experiment was to examine the change in output SNR caused by the interaction between modulation characteristics and WDRC speed. Two modulation manipulations were examined: (1) reverberation and (2) variation in background talker number. Results indicated that fast-acting WDRC altered SNR more than slow-acting WDRC; however, reverberation reduced this difference. Additionally, less modulated maskers led to poorer output SNRs than modulated maskers.

Indexed as

Hearing AidsPerceptual MaskingSpeech PerceptionAcoustic StimulationAudiometry, SpeechCorrection of Hearing ImpairmentHumansMotionNoisePersons with Hearing DisabilitiesSignal Processing, Computer-AssistedSignal-To-Noise RatioSoundTime FactorsVibration

Identifiers

PMID28764441
PMCPMC5724723

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.