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Haptic-auditory perceptual feedback based training for improving the spatial acoustic resolution of the visually impaired people
(Georgia Institute of Technology, 2015-07)
3D binaural sounds play an important role in the development
of navigational systems for the blind people. The use of
generic HRTFs in virtual auditory displays significantly
affects the acoustic spatial resolution and ...
Extracting significant features from the HRTF
(Georgia Institute of Technology, 2003-07)
The Head Related Transfer Function (HRTF) characterizes the auditory cues created by scattering of sound off a person's anatomy. While it is known that features in the HRTF can be associated with various phenomena, such ...
The effect of auditory rendering on perceived movement: Loudspeaker density and HRTF
(Georgia Institute of Technology, 2001-07)
Until recently, multiple speaker systems for Virtual Environment (VE) applications were limited to a few front and rear speakers. Utilizing the Virtual Audio Server (VAS) with a Vector Base Amplitude Panning (VBAP) algorithm ...
Distance-based speech segregation in near-field virtual audio displays
(Georgia Institute of Technology, 2001-07)
In tasks that require listeners to monitor two or more simultaneous talkers, substantial performance benefits can be achieved by spatially separating the competing speech messages with a virtual audio display. Although the ...
Subjective selection of non-individual head-related transfer functions
(Georgia Institute of Technology, 2003-07)
The individualization of head-related transfer functions (HRTFs) for virtual acoustics is a key technique for the optimization of the directional reproduction. This paper presents a subjective selection method for a fast, ...
The Influence of Presentation Speed and Spatial Location on Reaction Time to Auditory Displays
(Georgia Institute of Technology, 2007-06)
To gain a better understanding of what parameters influence the redirection of attention to auditory stimuli, principal spatiotemporal factors and their affect on subjects' focus were studied during a categorization task. ...
Evaluation of a Matlab-based Virtual Audio Simulator with HRTF-Synthesis and Headphone Equalization
(Georgia Institute of Technology, 2012-06)
Virtual audio simulators are the basic tools for localization experiments focusing on the parameters of the applied HRTFs. This paper presents a software solution capable of playback monotic wave files, setting the ...
Anthropometric tuning of a spherical head model for binaural virtual acoustics based on interaural level differences
(Georgia Institute of Technology, 2015-07)
In this paper we propose a method to customize a spherical head model for binaural sound rendering based on the listener’s anthropometry.
Interaural level difference (ILD) information from
a HRTF database is used to ...
Evaluation of Spatial Presentation in Sonification for Identifying Concurrent Audio Streams
(Georgia Institute of Technology, 2007-06)
The ultimate goal of sonification is to transfer information effectively to listeners. While there is a large amount of multidisciplinary investigation in the field of psychoacoustic, psychology, cognition and human computer ...
Use of personalized binaural audio and interactive distance cues in an auditory goal-reaching task
(Georgia Institute of Technology, 2015-07)
While the angular spatialization of source sounds through individualized
Head-related transfer functions (HRTFs) has been extensively
investigated in auditory display research, also leading to effective
real-time rendering ...