John H. Grose
YOU?
Author Swipe
View article: Minimum Audible Angle and the Acoustic Change Complex Elicited by Azimuthal Shifts in Low-Frequency Sounds: Effects of Age
Minimum Audible Angle and the Acoustic Change Complex Elicited by Azimuthal Shifts in Low-Frequency Sounds: Effects of Age Open
This study compared the behavioral minimum audible angle (MAA) and the electrophysiological acoustic change complex (ACC) elicited by an azimuthal shift in sound location. To examine age effects, 63 participants with normal or near-normal …
View article: Temporal and Spectral Cues for Phoneme Perception in School-Age Children and Adults
Temporal and Spectral Cues for Phoneme Perception in School-Age Children and Adults Open
Purpose: This study considered the impact of spectral and temporal smearing on vowel and consonant discrimination in school-age children and adults with normal hearing (NH). The overall purpose of this work was to test the hypothesis that …
View article: Virtual pitch integration for asynchronous harmonics
Virtual pitch integration for asynchronous harmonics Open
This experiment examined the generation of virtual pitch for harmonically related tones that do not overlap in time. The interval between successive tones was systematically varied in order to gauge the integration period for virtual pitch…
View article: The masking-level difference in low-noise noise
The masking-level difference in low-noise noise Open
In experiment 1 NoSo and NoS pi thresholds for a 500-Hz pure tone were obtained in a low-fluctuation masking noise and a high-fluctuation masking noise for six normal-hearing listeners. The noise bandwidth was 10 Hz. In agreement with prev…
View article: Temporal processing deficits in the pre-senescent auditory system
Temporal processing deficits in the pre-senescent auditory system Open
This study tested the hypothesis that temporal processing deficits are evident in the pre-senescent (middle-aged) auditory system for listening tasks that involve brief stimuli, across-frequency-channel processing, and/or significant proce…
View article: Individual differences in the masking level difference with a narrowband masker at 500 or 2000Hz
Individual differences in the masking level difference with a narrowband masker at 500 or 2000Hz Open
The masking level difference (MLD) for a narrowband noise masker is associated with marked individual differences. This pair of studies examines factors that might account for these individual differences. Experiment 1 estimated the MLD fo…
View article: Objective hearing threshold estimation in children with auditory neuropathy spectrum disorder: Electrophysiology and ANSD
Objective hearing threshold estimation in children with auditory neuropathy spectrum disorder: Electrophysiology and ANSD Open
, 123:2859–2861, 2013
View article: Spectral integration under conditions of comodulation masking release
Spectral integration under conditions of comodulation masking release Open
Detection of a pure tone signal in a narrowband noise masker can be improved by the introduction of coherently amplitude modulated masker bands in neighboring frequency regions, an effect called comodulation masking release (CMR). Experime…
View article: Binaural Frequency Modulation Detection in School-Age Children, Young Adults, and Older Adults: Effects of Interaural Modulator Phase
Binaural Frequency Modulation Detection in School-Age Children, Young Adults, and Older Adults: Effects of Interaural Modulator Phase Open
Objectives: The purpose of this study was to measure low-rate binaural frequency modulation (FM) detection across the lifespan as a gauge of temporal fine structure processing. Children and older adults were expected to perform more poorly…
View article: Gap duration discrimination for frequency-asymmetric gap markers: Psychophysical and electrophysiological findings
Gap duration discrimination for frequency-asymmetric gap markers: Psychophysical and electrophysiological findings Open
This study investigated gap duration discrimination (GDD) for frequency-asymmetric gap markers, where one marker was a two-tone complex consisting of a primary tone and a secondary tone, and the other marker was the primary tone alone. Thr…
View article: Comodulation detection differences in children and adults
Comodulation detection differences in children and adults Open
This study investigated comodulation detection differences (CDD) in children (ages 4.8–10.1 years) and adults. The signal was 30-Hz wide band of noise centered on 2 kHz, and the masker consisted of six 30-Hz wide bands of noise spanning ce…
View article: Features of across-frequency envelope coherence critical for comodulation masking release
Features of across-frequency envelope coherence critical for comodulation masking release Open
The masking release associated with coherent amplitude modulation of the masker is dependent on the degree of envelope coherence across frequency, with the largest masking release for stimuli with perfectly comodulated envelopes. Experimen…
View article: The binaural temporal window in adults and children
The binaural temporal window in adults and children Open
This study investigated the binaural temporal window in adults and children 5–10.5 years of age. Detection thresholds were estimated for a brief, interaurally out-of-phase (Sπ) 500 Hz pure tone signal masked by bandpass, 100–2000 Hz Gaussi…
View article: Informational masking release in children and adults
Informational masking release in children and adults Open
This study assessed informational masking and utilization of cues to reduce that masking in children aged 4–9 years and in adults. The signal was a train of eight consecutive tone bursts, each at 1 kHz and 60 ms in duration. Maskers were c…
View article: Spectral integration of speech bands in normal-hearing and hearing-impaired listeners
Spectral integration of speech bands in normal-hearing and hearing-impaired listeners Open
This investigation examined whether listeners with mild–moderate sensorineural hearing impairment have a deficit in the ability to integrate synchronous spectral information in the perception of speech. In stage 1, the bandwidth of filtere…
View article: Exploring the additivity of binaural and monaural masking release
Exploring the additivity of binaural and monaural masking release Open
Experiment 1 examined comodulation masking release (CMR) for a 700-Hz tonal signal under conditions of NoSo (noise and signal interaurally in phase) and NoSπ (noise in phase, signal out of phase) stimulation. The baseline stimulus for CMR …
View article: Frequency discrimination under conditions of comodulation masking release (L)
Frequency discrimination under conditions of comodulation masking release (L) Open
Masked detection thresholds can often be improved by introducing coherent masker amplitude modulation across frequency, a phenomenon referred to as comodulation masking release (CMR). While CMR can be large for detection, it is smaller for…
View article: Within- and across-channel factors in the multiband comodulation masking release paradigm
Within- and across-channel factors in the multiband comodulation masking release paradigm Open
Maskers made up of comodulated narrow bands of noise can result in a signal detection advantage due to both within- and across-channel processes. The purpose of this study was to determine whether contributions from these processes could b…
View article: Binaural comodulation masking release: Effects of masker interaural correlation
Binaural comodulation masking release: Effects of masker interaural correlation Open
Binaural detection was examined for a signal presented in a narrow band of noise centered on the on-signal masking band (OSB) or in the presence of flanking noise bands that were random or comodulated with respect to the OSB. The noise had…
View article: Monaural envelope correlation perception for bands narrower or wider than a critical band
Monaural envelope correlation perception for bands narrower or wider than a critical band Open
Monaural envelope correlation perception concerns the ability of listeners to discriminate stimuli based on the degree of correlation between the temporal envelopes of two or more frequency-separated bands of noise [Richards, J. Acoust. So…
View article: Masking release for words in amplitude-modulated noise as a function of modulation rate and task
Masking release for words in amplitude-modulated noise as a function of modulation rate and task Open
For normal-hearing listeners, masked speech recognition can improve with the introduction of masker amplitude modulation. The present experiments tested the hypothesis that this masking release is due in part to an interaction between the …
View article: Development and the role of internal noise in detection and discrimination thresholds with narrow band stimuli
Development and the role of internal noise in detection and discrimination thresholds with narrow band stimuli Open
The experiments reported here examine the role of internal noise in the detection of a tone in narrow band noise and intensity discrimination for narrow band stimuli in school-aged children as compared to adults. Experiment 1 used 20-Hz wi…
View article: Gap detection in modulated noise: Across-frequency facilitation and interference
Gap detection in modulated noise: Across-frequency facilitation and interference Open
This study tested the hypothesis that a detection advantage for gaps in comodulated noise relative to random noise can be demonstrated in conditions of continuous noise and salient envelope fluctuations. Experiment 1 used five 25-Hz wide b…
View article: The effect of hearing impairment on the identification of speech that is modulated synchronously or asynchronously across frequency
The effect of hearing impairment on the identification of speech that is modulated synchronously or asynchronously across frequency Open
This study investigated the effect of mild-to-moderate sensorineural hearing loss on the ability to identify speech in noise for vowel-consonant-vowel tokens that were either unprocessed, amplitude modulated synchronously across frequency,…
View article: Development of speech glimpsing in synchronously and asynchronously modulated noise
Development of speech glimpsing in synchronously and asynchronously modulated noise Open
This study investigated development of the ability to integrate glimpses of speech in modulated noise. Noise was modulated synchronously across frequency or asynchronously such that when noise below 1300 Hz was “off,” noise above 1300 Hz w…
View article: Comodulation detection differences for fixed-frequency and roved-frequency maskers
Comodulation detection differences for fixed-frequency and roved-frequency maskers Open
This study investigated comodulation detection differences (CDD) for fixed- and roved-frequency maskers. The objective was to determine whether CDD could be accounted for better in terms of energetic masking or in terms of perceptual fusio…
View article: Masked detection and discrimination of tone sequences under conditions of monaural and binaural masking release
Masked detection and discrimination of tone sequences under conditions of monaural and binaural masking release Open
Experiment 1 examined detection and discrimination of monaural four-tone sequences composed of 400-, 500-, and 625-Hz sinusoids. In the baseline conditions, the masker was monaural composed of 25-Hz-wide bands of random noise centered on 3…
View article: Across-frequency envelope correlation discrimination and masked signal detection
Across-frequency envelope correlation discrimination and masked signal detection Open
This study compared the dependence of comodulation masking release (CMR) and monaural envelope correlation perception (MECP) on the degree of envelope correlation for the same narrowband noise stimuli. Envelope correlation across noise ban…
View article: Detection of spectrally complex signals in comodulated maskers: Effect of temporal fringe
Detection of spectrally complex signals in comodulated maskers: Effect of temporal fringe Open
This study tested the hypothesis that masking release for a complex signal under conditions where signal energy is present in all frequency regions occupied by the masker is attributable to an across-frequency-channel comodulation masking …
View article: The monaural temporal window based on masking period pattern data in school-aged children and adults
The monaural temporal window based on masking period pattern data in school-aged children and adults Open
Several lines of evidence indicate that auditory temporal resolution improves over childhood, whereas other data implicate the development of processing efficiency. The present study used the masking period pattern paradigm to examine the …